./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/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_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/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_1f82aa84-75e3-40c3-8e15-f71f28829227/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 96878197f4120fe0a946400d7cd6a9f9a0d5774764bf69134c6af6a4800daf81 --- 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 20:47:02,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:47:02,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:47:02,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:47:02,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:47:02,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:47:02,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:47:02,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:47:02,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:47:02,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:47:02,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:47:02,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:47:02,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:47:02,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:47:02,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:47:02,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:47:02,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:47:02,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:47:02,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:47:03,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:47:03,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:47:03,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:47:03,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:47:03,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:47:03,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:47:03,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:47:03,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:47:03,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:47:03,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:47:03,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:47:03,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:47:03,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:47:03,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:47:03,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:47:03,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:47:03,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:47:03,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:47:03,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:47:03,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:47:03,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:47:03,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:47:03,055 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:47:03,113 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:47:03,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:47:03,116 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:47:03,116 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:47:03,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:47:03,118 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:47:03,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:47:03,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:47:03,119 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:47:03,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:47:03,121 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:47:03,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:47:03,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:47:03,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:47:03,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:47:03,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:47:03,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:47:03,123 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:47:03,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:47:03,124 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:47:03,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:47:03,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:47:03,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:47:03,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:47:03,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:47:03,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:47:03,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:47:03,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:47:03,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:47:03,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:47:03,129 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:47:03,129 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:47:03,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:47:03,130 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_1f82aa84-75e3-40c3-8e15-f71f28829227/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96878197f4120fe0a946400d7cd6a9f9a0d5774764bf69134c6af6a4800daf81 [2022-11-02 20:47:03,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:47:03,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:47:03,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:47:03,525 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:47:03,526 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:47:03,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2022-11-02 20:47:03,605 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/data/38dd26a58/1385449ec054417eb2a7ff7073524a21/FLAG4bda8c813 [2022-11-02 20:47:04,467 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:47:04,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2022-11-02 20:47:04,502 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/data/38dd26a58/1385449ec054417eb2a7ff7073524a21/FLAG4bda8c813 [2022-11-02 20:47:04,616 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/data/38dd26a58/1385449ec054417eb2a7ff7073524a21 [2022-11-02 20:47:04,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:47:04,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:47:04,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:47:04,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:47:04,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:47:04,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:47:04" (1/1) ... [2022-11-02 20:47:04,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6504ab6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:04, skipping insertion in model container [2022-11-02 20:47:04,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:47:04" (1/1) ... [2022-11-02 20:47:04,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:47:04,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:47:05,066 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_1f82aa84-75e3-40c3-8e15-f71f28829227/sv-benchmarks/c/eca-rers2012/Problem16_label40.c[6583,6596] [2022-11-02 20:47:05,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:47:05,692 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:47:05,739 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_1f82aa84-75e3-40c3-8e15-f71f28829227/sv-benchmarks/c/eca-rers2012/Problem16_label40.c[6583,6596] [2022-11-02 20:47:06,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:47:06,067 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:47:06,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06 WrapperNode [2022-11-02 20:47:06,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:47:06,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:47:06,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:47:06,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:47:06,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (1/1) ... [2022-11-02 20:47:06,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (1/1) ... [2022-11-02 20:47:06,362 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-11-02 20:47:06,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:47:06,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:47:06,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:47:06,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:47:06,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (1/1) ... [2022-11-02 20:47:06,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (1/1) ... [2022-11-02 20:47:06,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (1/1) ... [2022-11-02 20:47:06,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (1/1) ... [2022-11-02 20:47:06,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (1/1) ... [2022-11-02 20:47:06,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (1/1) ... [2022-11-02 20:47:06,606 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (1/1) ... [2022-11-02 20:47:06,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (1/1) ... [2022-11-02 20:47:06,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:47:06,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:47:06,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:47:06,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:47:06,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (1/1) ... [2022-11-02 20:47:06,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:47:06,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:47:06,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:47:06,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:47:06,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:47:06,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:47:06,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:47:06,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:47:06,842 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:47:06,845 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:47:09,730 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:47:09,742 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:47:09,743 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:47:09,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:47:09 BoogieIcfgContainer [2022-11-02 20:47:09,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:47:09,749 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:47:09,749 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:47:09,754 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:47:09,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:47:04" (1/3) ... [2022-11-02 20:47:09,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a379e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:47:09, skipping insertion in model container [2022-11-02 20:47:09,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:06" (2/3) ... [2022-11-02 20:47:09,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a379e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:47:09, skipping insertion in model container [2022-11-02 20:47:09,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:47:09" (3/3) ... [2022-11-02 20:47:09,758 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label40.c [2022-11-02 20:47:09,783 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:47:09,783 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:47:09,888 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:47:09,897 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;@5653f988, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:47:09,897 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:47:09,905 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 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 20:47:09,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-02 20:47:09,918 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:09,919 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:47:09,919 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:09,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:09,927 INFO L85 PathProgramCache]: Analyzing trace with hash -696204111, now seen corresponding path program 1 times [2022-11-02 20:47:09,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:09,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791849870] [2022-11-02 20:47:09,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:09,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:10,477 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 20:47:10,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:10,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791849870] [2022-11-02 20:47:10,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791849870] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:10,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:10,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:47:10,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647307257] [2022-11-02 20:47:10,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:10,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:10,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:10,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:10,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:10,547 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 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 21.0) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:47:13,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:13,262 INFO L93 Difference]: Finished difference Result 1122 states and 2103 transitions. [2022-11-02 20:47:13,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:13,266 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2022-11-02 20:47:13,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:13,295 INFO L225 Difference]: With dead ends: 1122 [2022-11-02 20:47:13,296 INFO L226 Difference]: Without dead ends: 662 [2022-11-02 20:47:13,301 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:13,305 INFO L413 NwaCegarLoop]: 215 mSDtfsCounter, 297 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 1054 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 1305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:13,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [297 Valid, 223 Invalid, 1305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 1054 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-02 20:47:13,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2022-11-02 20:47:13,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2022-11-02 20:47:13,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.5824508320726172) internal successors, (1046), 661 states have internal predecessors, (1046), 0 states have call successors, (0), 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 20:47:13,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1046 transitions. [2022-11-02 20:47:13,389 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1046 transitions. Word has length 63 [2022-11-02 20:47:13,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:13,390 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 1046 transitions. [2022-11-02 20:47:13,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:47:13,390 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1046 transitions. [2022-11-02 20:47:13,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-02 20:47:13,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:13,416 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:13,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:47:13,417 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:13,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:13,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1825534533, now seen corresponding path program 1 times [2022-11-02 20:47:13,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:13,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292760846] [2022-11-02 20:47:13,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:13,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:13,841 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:47:13,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:13,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292760846] [2022-11-02 20:47:13,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292760846] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:13,843 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:13,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:47:13,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674753198] [2022-11-02 20:47:13,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:13,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:13,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:13,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:13,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:13,848 INFO L87 Difference]: Start difference. First operand 662 states and 1046 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 0 states have call successors, (0), 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 20:47:15,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:15,925 INFO L93 Difference]: Finished difference Result 1651 states and 2539 transitions. [2022-11-02 20:47:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:15,926 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 0 states have call successors, (0), 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 134 [2022-11-02 20:47:15,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:15,930 INFO L225 Difference]: With dead ends: 1651 [2022-11-02 20:47:15,930 INFO L226 Difference]: Without dead ends: 991 [2022-11-02 20:47:15,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:15,934 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 338 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:15,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 77 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 882 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-02 20:47:15,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2022-11-02 20:47:15,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2022-11-02 20:47:15,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 991 states, 990 states have (on average 1.3767676767676769) internal successors, (1363), 990 states have internal predecessors, (1363), 0 states have call successors, (0), 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 20:47:15,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1363 transitions. [2022-11-02 20:47:15,968 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1363 transitions. Word has length 134 [2022-11-02 20:47:15,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:15,968 INFO L495 AbstractCegarLoop]: Abstraction has 991 states and 1363 transitions. [2022-11-02 20:47:15,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 0 states have call successors, (0), 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 20:47:15,969 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1363 transitions. [2022-11-02 20:47:15,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-02 20:47:15,972 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:15,972 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:15,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:47:15,973 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:15,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:15,973 INFO L85 PathProgramCache]: Analyzing trace with hash -642916736, now seen corresponding path program 1 times [2022-11-02 20:47:15,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:15,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103315909] [2022-11-02 20:47:15,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:15,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,227 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:47:16,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:16,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103315909] [2022-11-02 20:47:16,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103315909] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:16,228 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:16,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:47:16,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007275069] [2022-11-02 20:47:16,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:16,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:16,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:16,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:16,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:16,230 INFO L87 Difference]: Start difference. First operand 991 states and 1363 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 0 states have call successors, (0), 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 20:47:18,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:18,080 INFO L93 Difference]: Finished difference Result 2967 states and 4084 transitions. [2022-11-02 20:47:18,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:18,081 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 0 states have call successors, (0), 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 135 [2022-11-02 20:47:18,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:18,088 INFO L225 Difference]: With dead ends: 2967 [2022-11-02 20:47:18,089 INFO L226 Difference]: Without dead ends: 1978 [2022-11-02 20:47:18,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:18,092 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 289 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 390 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 1196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 390 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:18,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [289 Valid, 209 Invalid, 1196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [390 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-02 20:47:18,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2022-11-02 20:47:18,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2022-11-02 20:47:18,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1977 states have (on average 1.2468386444107233) internal successors, (2465), 1977 states have internal predecessors, (2465), 0 states have call successors, (0), 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 20:47:18,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2465 transitions. [2022-11-02 20:47:18,140 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2465 transitions. Word has length 135 [2022-11-02 20:47:18,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:18,141 INFO L495 AbstractCegarLoop]: Abstraction has 1978 states and 2465 transitions. [2022-11-02 20:47:18,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 0 states have call successors, (0), 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 20:47:18,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2465 transitions. [2022-11-02 20:47:18,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-02 20:47:18,145 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:18,145 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:18,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:47:18,146 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:18,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:18,147 INFO L85 PathProgramCache]: Analyzing trace with hash -2022847261, now seen corresponding path program 1 times [2022-11-02 20:47:18,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:18,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242549562] [2022-11-02 20:47:18,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:18,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:18,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:18,351 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:47:18,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:18,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242549562] [2022-11-02 20:47:18,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242549562] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:18,352 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:18,352 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:47:18,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244268186] [2022-11-02 20:47:18,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:18,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:18,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:18,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:18,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:18,358 INFO L87 Difference]: Start difference. First operand 1978 states and 2465 transitions. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 0 states have call successors, (0), 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 20:47:20,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:20,147 INFO L93 Difference]: Finished difference Result 4612 states and 5852 transitions. [2022-11-02 20:47:20,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:20,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 0 states have call successors, (0), 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 150 [2022-11-02 20:47:20,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:20,159 INFO L225 Difference]: With dead ends: 4612 [2022-11-02 20:47:20,159 INFO L226 Difference]: Without dead ends: 2636 [2022-11-02 20:47:20,162 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 20:47:20,164 INFO L413 NwaCegarLoop]: 533 mSDtfsCounter, 321 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 796 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:20,164 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 539 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 796 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-02 20:47:20,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2022-11-02 20:47:20,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2022-11-02 20:47:20,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2636 states, 2635 states have (on average 1.21707779886148) internal successors, (3207), 2635 states have internal predecessors, (3207), 0 states have call successors, (0), 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 20:47:20,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3207 transitions. [2022-11-02 20:47:20,223 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3207 transitions. Word has length 150 [2022-11-02 20:47:20,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:20,224 INFO L495 AbstractCegarLoop]: Abstraction has 2636 states and 3207 transitions. [2022-11-02 20:47:20,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 0 states have call successors, (0), 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 20:47:20,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3207 transitions. [2022-11-02 20:47:20,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-11-02 20:47:20,229 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:20,230 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 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 20:47:20,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:47:20,230 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:20,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:20,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1269062465, now seen corresponding path program 1 times [2022-11-02 20:47:20,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:20,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995547916] [2022-11-02 20:47:20,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:20,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:20,627 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2022-11-02 20:47:20,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:20,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995547916] [2022-11-02 20:47:20,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995547916] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:20,629 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:20,629 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:47:20,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458947912] [2022-11-02 20:47:20,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:20,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:20,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:20,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:20,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:20,634 INFO L87 Difference]: Start difference. First operand 2636 states and 3207 transitions. Second operand has 3 states, 3 states have (on average 66.0) internal successors, (198), 2 states have internal predecessors, (198), 0 states have call successors, (0), 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 20:47:22,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:22,520 INFO L93 Difference]: Finished difference Result 6586 states and 8078 transitions. [2022-11-02 20:47:22,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:22,520 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 2 states have internal predecessors, (198), 0 states have call successors, (0), 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 335 [2022-11-02 20:47:22,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:22,532 INFO L225 Difference]: With dead ends: 6586 [2022-11-02 20:47:22,533 INFO L226 Difference]: Without dead ends: 3294 [2022-11-02 20:47:22,537 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:22,538 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 358 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:22,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 156 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-02 20:47:22,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3294 states. [2022-11-02 20:47:22,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3294 to 3294. [2022-11-02 20:47:22,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3294 states, 3293 states have (on average 1.0652900091102337) internal successors, (3508), 3293 states have internal predecessors, (3508), 0 states have call successors, (0), 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 20:47:22,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 3508 transitions. [2022-11-02 20:47:22,607 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 3508 transitions. Word has length 335 [2022-11-02 20:47:22,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:22,608 INFO L495 AbstractCegarLoop]: Abstraction has 3294 states and 3508 transitions. [2022-11-02 20:47:22,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 2 states have internal predecessors, (198), 0 states have call successors, (0), 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 20:47:22,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3508 transitions. [2022-11-02 20:47:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2022-11-02 20:47:22,620 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:22,620 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:22,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 20:47:22,621 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:22,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:22,622 INFO L85 PathProgramCache]: Analyzing trace with hash 315077949, now seen corresponding path program 1 times [2022-11-02 20:47:22,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:22,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583788383] [2022-11-02 20:47:22,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:22,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:23,223 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2022-11-02 20:47:23,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:23,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583788383] [2022-11-02 20:47:23,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583788383] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:23,224 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:23,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:47:23,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948072957] [2022-11-02 20:47:23,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:23,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:23,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:23,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:23,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:23,227 INFO L87 Difference]: Start difference. First operand 3294 states and 3508 transitions. Second operand has 3 states, 3 states have (on average 75.33333333333333) internal successors, (226), 2 states have internal predecessors, (226), 0 states have call successors, (0), 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 20:47:24,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:24,590 INFO L93 Difference]: Finished difference Result 9549 states and 10185 transitions. [2022-11-02 20:47:24,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:24,591 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 75.33333333333333) internal successors, (226), 2 states have internal predecessors, (226), 0 states have call successors, (0), 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 501 [2022-11-02 20:47:24,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:24,610 INFO L225 Difference]: With dead ends: 9549 [2022-11-02 20:47:24,611 INFO L226 Difference]: Without dead ends: 6257 [2022-11-02 20:47:24,615 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:24,618 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 240 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:24,623 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 71 Invalid, 883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-02 20:47:24,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6257 states. [2022-11-02 20:47:24,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6257 to 6255. [2022-11-02 20:47:24,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 6254 states have (on average 1.0606012152222577) internal successors, (6633), 6254 states have internal predecessors, (6633), 0 states have call successors, (0), 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 20:47:24,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6633 transitions. [2022-11-02 20:47:24,818 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6633 transitions. Word has length 501 [2022-11-02 20:47:24,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:24,819 INFO L495 AbstractCegarLoop]: Abstraction has 6255 states and 6633 transitions. [2022-11-02 20:47:24,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.33333333333333) internal successors, (226), 2 states have internal predecessors, (226), 0 states have call successors, (0), 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 20:47:24,819 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6633 transitions. [2022-11-02 20:47:24,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2022-11-02 20:47:24,833 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:24,833 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:47:24,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 20:47:24,834 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:24,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:24,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1452955206, now seen corresponding path program 1 times [2022-11-02 20:47:24,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:24,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780675489] [2022-11-02 20:47:24,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:24,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:25,896 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-11-02 20:47:25,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:25,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780675489] [2022-11-02 20:47:25,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780675489] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:25,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:25,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:47:25,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43925548] [2022-11-02 20:47:25,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:25,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:47:25,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:25,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:47:25,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:47:25,901 INFO L87 Difference]: Start difference. First operand 6255 states and 6633 transitions. Second operand has 4 states, 4 states have (on average 90.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 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 20:47:27,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:27,344 INFO L93 Difference]: Finished difference Result 12232 states and 12985 transitions. [2022-11-02 20:47:27,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:47:27,347 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 90.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 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 525 [2022-11-02 20:47:27,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:27,369 INFO L225 Difference]: With dead ends: 12232 [2022-11-02 20:47:27,369 INFO L226 Difference]: Without dead ends: 6308 [2022-11-02 20:47:27,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:47:27,380 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 175 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 1048 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 1048 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:27,381 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 175 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 1048 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-02 20:47:27,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6308 states. [2022-11-02 20:47:27,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6308 to 6255. [2022-11-02 20:47:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 6254 states have (on average 1.0604413175567637) internal successors, (6632), 6254 states have internal predecessors, (6632), 0 states have call successors, (0), 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 20:47:27,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6632 transitions. [2022-11-02 20:47:27,550 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6632 transitions. Word has length 525 [2022-11-02 20:47:27,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:27,551 INFO L495 AbstractCegarLoop]: Abstraction has 6255 states and 6632 transitions. [2022-11-02 20:47:27,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 90.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 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 20:47:27,552 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6632 transitions. [2022-11-02 20:47:27,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2022-11-02 20:47:27,572 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:27,573 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:47:27,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 20:47:27,573 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:27,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:27,574 INFO L85 PathProgramCache]: Analyzing trace with hash 590277590, now seen corresponding path program 1 times [2022-11-02 20:47:27,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:27,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406647395] [2022-11-02 20:47:27,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:27,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:28,119 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 720 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2022-11-02 20:47:28,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:28,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406647395] [2022-11-02 20:47:28,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406647395] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:28,120 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:28,121 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:47:28,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469920073] [2022-11-02 20:47:28,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:28,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:28,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:28,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:28,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:28,123 INFO L87 Difference]: Start difference. First operand 6255 states and 6632 transitions. Second operand has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 0 states have call successors, (0), 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 20:47:29,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:29,331 INFO L93 Difference]: Finished difference Result 15140 states and 16162 transitions. [2022-11-02 20:47:29,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:29,332 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 0 states have call successors, (0), 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 640 [2022-11-02 20:47:29,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:29,361 INFO L225 Difference]: With dead ends: 15140 [2022-11-02 20:47:29,362 INFO L226 Difference]: Without dead ends: 9216 [2022-11-02 20:47:29,369 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 20:47:29,370 INFO L413 NwaCegarLoop]: 420 mSDtfsCounter, 219 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:29,371 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 426 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 756 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-02 20:47:29,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9216 states. [2022-11-02 20:47:29,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9216 to 8887. [2022-11-02 20:47:29,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8887 states, 8886 states have (on average 1.0481656538374973) internal successors, (9314), 8886 states have internal predecessors, (9314), 0 states have call successors, (0), 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 20:47:29,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9314 transitions. [2022-11-02 20:47:29,555 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9314 transitions. Word has length 640 [2022-11-02 20:47:29,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:29,557 INFO L495 AbstractCegarLoop]: Abstraction has 8887 states and 9314 transitions. [2022-11-02 20:47:29,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 0 states have call successors, (0), 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 20:47:29,558 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9314 transitions. [2022-11-02 20:47:29,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2022-11-02 20:47:29,583 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:29,584 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:29,586 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-02 20:47:29,586 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:29,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:29,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1262186544, now seen corresponding path program 1 times [2022-11-02 20:47:29,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:29,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304995876] [2022-11-02 20:47:29,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:29,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:30,182 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 769 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-11-02 20:47:30,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:30,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304995876] [2022-11-02 20:47:30,186 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304995876] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:30,186 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:30,186 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:47:30,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325188177] [2022-11-02 20:47:30,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:30,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:30,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:30,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:30,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:30,190 INFO L87 Difference]: Start difference. First operand 8887 states and 9314 transitions. Second operand has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:47:31,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:31,405 INFO L93 Difference]: Finished difference Result 20404 states and 21512 transitions. [2022-11-02 20:47:31,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:31,406 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 703 [2022-11-02 20:47:31,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:31,430 INFO L225 Difference]: With dead ends: 20404 [2022-11-02 20:47:31,437 INFO L226 Difference]: Without dead ends: 11848 [2022-11-02 20:47:31,445 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 20:47:31,447 INFO L413 NwaCegarLoop]: 408 mSDtfsCounter, 175 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 760 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:31,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 414 Invalid, 845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 760 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-02 20:47:31,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11848 states. [2022-11-02 20:47:31,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11848 to 10861. [2022-11-02 20:47:31,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10861 states, 10860 states have (on average 1.0453959484346225) internal successors, (11353), 10860 states have internal predecessors, (11353), 0 states have call successors, (0), 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 20:47:31,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11353 transitions. [2022-11-02 20:47:31,640 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11353 transitions. Word has length 703 [2022-11-02 20:47:31,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:31,641 INFO L495 AbstractCegarLoop]: Abstraction has 10861 states and 11353 transitions. [2022-11-02 20:47:31,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:47:31,642 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11353 transitions. [2022-11-02 20:47:31,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1002 [2022-11-02 20:47:31,663 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:31,664 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:31,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-02 20:47:31,665 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:31,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:31,671 INFO L85 PathProgramCache]: Analyzing trace with hash 547079911, now seen corresponding path program 1 times [2022-11-02 20:47:31,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:31,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956750050] [2022-11-02 20:47:31,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:31,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:32,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2051 backedges. 1450 proven. 0 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2022-11-02 20:47:32,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:32,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956750050] [2022-11-02 20:47:32,630 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956750050] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:32,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:32,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:47:32,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316971292] [2022-11-02 20:47:32,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:32,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:32,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:32,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:32,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:32,633 INFO L87 Difference]: Start difference. First operand 10861 states and 11353 transitions. Second operand has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 0 states have call successors, (0), 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 20:47:34,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:34,015 INFO L93 Difference]: Finished difference Result 24352 states and 25603 transitions. [2022-11-02 20:47:34,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:34,016 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 0 states have call successors, (0), 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 1001 [2022-11-02 20:47:34,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:34,040 INFO L225 Difference]: With dead ends: 24352 [2022-11-02 20:47:34,041 INFO L226 Difference]: Without dead ends: 13822 [2022-11-02 20:47:34,047 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 20:47:34,048 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 192 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 772 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:34,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 434 Invalid, 861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-02 20:47:34,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2022-11-02 20:47:34,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 13164. [2022-11-02 20:47:34,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0420876699840462) internal successors, (13717), 13163 states have internal predecessors, (13717), 0 states have call successors, (0), 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 20:47:34,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13717 transitions. [2022-11-02 20:47:34,255 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13717 transitions. Word has length 1001 [2022-11-02 20:47:34,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:34,256 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13717 transitions. [2022-11-02 20:47:34,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 0 states have call successors, (0), 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 20:47:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13717 transitions. [2022-11-02 20:47:34,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1027 [2022-11-02 20:47:34,279 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:34,280 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:34,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-02 20:47:34,280 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:34,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:34,281 INFO L85 PathProgramCache]: Analyzing trace with hash -2022236871, now seen corresponding path program 1 times [2022-11-02 20:47:34,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:34,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73589964] [2022-11-02 20:47:34,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:34,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:36,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2176 backedges. 879 proven. 0 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2022-11-02 20:47:36,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:36,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73589964] [2022-11-02 20:47:36,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73589964] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:36,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:36,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:47:36,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525471074] [2022-11-02 20:47:36,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:36,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:36,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:36,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:36,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:36,021 INFO L87 Difference]: Start difference. First operand 13164 states and 13717 transitions. Second operand has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 0 states have call successors, (0), 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 20:47:37,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:37,217 INFO L93 Difference]: Finished difference Result 26655 states and 27796 transitions. [2022-11-02 20:47:37,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:37,218 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 0 states have call successors, (0), 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 1026 [2022-11-02 20:47:37,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:37,244 INFO L225 Difference]: With dead ends: 26655 [2022-11-02 20:47:37,245 INFO L226 Difference]: Without dead ends: 13822 [2022-11-02 20:47:37,256 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 20:47:37,257 INFO L413 NwaCegarLoop]: 432 mSDtfsCounter, 224 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:37,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 438 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-02 20:47:37,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2022-11-02 20:47:37,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 13493. [2022-11-02 20:47:37,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0397272457752742) internal successors, (14028), 13492 states have internal predecessors, (14028), 0 states have call successors, (0), 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 20:47:37,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 14028 transitions. [2022-11-02 20:47:37,507 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 14028 transitions. Word has length 1026 [2022-11-02 20:47:37,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:37,509 INFO L495 AbstractCegarLoop]: Abstraction has 13493 states and 14028 transitions. [2022-11-02 20:47:37,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 0 states have call successors, (0), 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 20:47:37,510 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 14028 transitions. [2022-11-02 20:47:37,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1081 [2022-11-02 20:47:37,545 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:37,546 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:37,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-02 20:47:37,547 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:37,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:37,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1173576832, now seen corresponding path program 1 times [2022-11-02 20:47:37,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:37,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55133888] [2022-11-02 20:47:37,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:37,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:39,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 883 proven. 824 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-11-02 20:47:39,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:39,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55133888] [2022-11-02 20:47:39,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55133888] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:47:39,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [807717929] [2022-11-02 20:47:39,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:39,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:47:39,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:47:39,834 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:47:39,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 20:47:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:40,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 1283 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:47:40,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:47:41,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 1290 proven. 0 refuted. 0 times theorem prover too weak. 888 trivial. 0 not checked. [2022-11-02 20:47:41,036 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:47:41,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [807717929] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:41,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:47:41,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-02 20:47:41,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905825028] [2022-11-02 20:47:41,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:41,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:41,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:41,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:41,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:47:41,039 INFO L87 Difference]: Start difference. First operand 13493 states and 14028 transitions. Second operand has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 0 states have call successors, (0), 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 20:47:42,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:42,234 INFO L93 Difference]: Finished difference Result 26655 states and 27723 transitions. [2022-11-02 20:47:42,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:42,234 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 0 states have call successors, (0), 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 1080 [2022-11-02 20:47:42,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:42,259 INFO L225 Difference]: With dead ends: 26655 [2022-11-02 20:47:42,259 INFO L226 Difference]: Without dead ends: 13493 [2022-11-02 20:47:42,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1084 GetRequests, 1080 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:47:42,273 INFO L413 NwaCegarLoop]: 371 mSDtfsCounter, 117 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:42,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 377 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-02 20:47:42,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13493 states. [2022-11-02 20:47:42,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13493 to 13493. [2022-11-02 20:47:42,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0354284020160094) internal successors, (13970), 13492 states have internal predecessors, (13970), 0 states have call successors, (0), 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 20:47:42,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13970 transitions. [2022-11-02 20:47:42,480 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13970 transitions. Word has length 1080 [2022-11-02 20:47:42,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:42,482 INFO L495 AbstractCegarLoop]: Abstraction has 13493 states and 13970 transitions. [2022-11-02 20:47:42,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 0 states have call successors, (0), 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 20:47:42,482 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13970 transitions. [2022-11-02 20:47:42,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1368 [2022-11-02 20:47:42,514 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:42,516 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:42,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:47:42,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:47:42,735 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:42,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:42,736 INFO L85 PathProgramCache]: Analyzing trace with hash -418610693, now seen corresponding path program 1 times [2022-11-02 20:47:42,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:42,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046276055] [2022-11-02 20:47:42,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:42,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:44,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3255 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 2829 trivial. 0 not checked. [2022-11-02 20:47:44,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:44,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046276055] [2022-11-02 20:47:44,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046276055] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:44,945 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:44,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:47:44,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933497200] [2022-11-02 20:47:44,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:44,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:47:44,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:44,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:47:44,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:47:44,948 INFO L87 Difference]: Start difference. First operand 13493 states and 13970 transitions. Second operand has 6 states, 6 states have (on average 59.5) internal successors, (357), 6 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:47:46,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:46,058 INFO L93 Difference]: Finished difference Result 26421 states and 27361 transitions. [2022-11-02 20:47:46,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:47:46,059 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 59.5) internal successors, (357), 6 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1367 [2022-11-02 20:47:46,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:46,077 INFO L225 Difference]: With dead ends: 26421 [2022-11-02 20:47:46,077 INFO L226 Difference]: Without dead ends: 13164 [2022-11-02 20:47:46,085 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:47:46,086 INFO L413 NwaCegarLoop]: 436 mSDtfsCounter, 64 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:46,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 455 Invalid, 940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-02 20:47:46,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2022-11-02 20:47:46,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 13164. [2022-11-02 20:47:46,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0344906176403554) internal successors, (13617), 13163 states have internal predecessors, (13617), 0 states have call successors, (0), 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 20:47:46,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13617 transitions. [2022-11-02 20:47:46,278 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13617 transitions. Word has length 1367 [2022-11-02 20:47:46,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:46,280 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13617 transitions. [2022-11-02 20:47:46,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 59.5) internal successors, (357), 6 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:47:46,280 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13617 transitions. [2022-11-02 20:47:46,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1399 [2022-11-02 20:47:46,313 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:46,315 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:47:46,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-02 20:47:46,315 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:46,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:46,316 INFO L85 PathProgramCache]: Analyzing trace with hash 370818747, now seen corresponding path program 1 times [2022-11-02 20:47:46,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:46,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916221752] [2022-11-02 20:47:46,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:46,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:48,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3052 backedges. 2219 proven. 0 refuted. 0 times theorem prover too weak. 833 trivial. 0 not checked. [2022-11-02 20:47:48,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:48,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916221752] [2022-11-02 20:47:48,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916221752] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:48,853 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:48,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:47:48,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502584529] [2022-11-02 20:47:48,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:48,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:47:48,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:48,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:47:48,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:47:48,858 INFO L87 Difference]: Start difference. First operand 13164 states and 13617 transitions. Second operand has 5 states, 5 states have (on average 164.0) internal successors, (820), 5 states have internal predecessors, (820), 0 states have call successors, (0), 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 20:47:51,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:51,024 INFO L93 Difference]: Finished difference Result 26664 states and 27576 transitions. [2022-11-02 20:47:51,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:47:51,025 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 164.0) internal successors, (820), 5 states have internal predecessors, (820), 0 states have call successors, (0), 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 1398 [2022-11-02 20:47:51,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:51,045 INFO L225 Difference]: With dead ends: 26664 [2022-11-02 20:47:51,045 INFO L226 Difference]: Without dead ends: 13831 [2022-11-02 20:47:51,055 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:47:51,055 INFO L413 NwaCegarLoop]: 419 mSDtfsCounter, 601 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 2061 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 2118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 2061 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:51,056 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 439 Invalid, 2118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 2061 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-02 20:47:51,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13831 states. [2022-11-02 20:47:51,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13831 to 13164. [2022-11-02 20:47:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0336549418825496) internal successors, (13606), 13163 states have internal predecessors, (13606), 0 states have call successors, (0), 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 20:47:51,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13606 transitions. [2022-11-02 20:47:51,269 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13606 transitions. Word has length 1398 [2022-11-02 20:47:51,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:51,271 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13606 transitions. [2022-11-02 20:47:51,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 164.0) internal successors, (820), 5 states have internal predecessors, (820), 0 states have call successors, (0), 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 20:47:51,271 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13606 transitions. [2022-11-02 20:47:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1407 [2022-11-02 20:47:51,310 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:51,311 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:51,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-02 20:47:51,312 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:51,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:51,313 INFO L85 PathProgramCache]: Analyzing trace with hash 347994138, now seen corresponding path program 1 times [2022-11-02 20:47:51,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:51,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47532182] [2022-11-02 20:47:51,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:51,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:52,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3255 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 2829 trivial. 0 not checked. [2022-11-02 20:47:52,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:52,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47532182] [2022-11-02 20:47:52,355 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47532182] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:52,356 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:52,356 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:47:52,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412483604] [2022-11-02 20:47:52,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:52,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:52,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:52,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:52,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:52,359 INFO L87 Difference]: Start difference. First operand 13164 states and 13606 transitions. Second operand has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 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 20:47:53,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:53,374 INFO L93 Difference]: Finished difference Result 28629 states and 29599 transitions. [2022-11-02 20:47:53,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:53,375 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 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 1406 [2022-11-02 20:47:53,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:53,393 INFO L225 Difference]: With dead ends: 28629 [2022-11-02 20:47:53,393 INFO L226 Difference]: Without dead ends: 13822 [2022-11-02 20:47:53,402 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 20:47:53,403 INFO L413 NwaCegarLoop]: 404 mSDtfsCounter, 279 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:53,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 410 Invalid, 813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-02 20:47:53,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2022-11-02 20:47:53,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 12177. [2022-11-02 20:47:53,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12177 states, 12176 states have (on average 1.0259526938239159) internal successors, (12492), 12176 states have internal predecessors, (12492), 0 states have call successors, (0), 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 20:47:53,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12492 transitions. [2022-11-02 20:47:53,563 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12492 transitions. Word has length 1406 [2022-11-02 20:47:53,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:53,564 INFO L495 AbstractCegarLoop]: Abstraction has 12177 states and 12492 transitions. [2022-11-02 20:47:53,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 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 20:47:53,565 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12492 transitions. [2022-11-02 20:47:53,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1628 [2022-11-02 20:47:53,595 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:53,596 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:53,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-02 20:47:53,596 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:53,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:53,597 INFO L85 PathProgramCache]: Analyzing trace with hash 370183336, now seen corresponding path program 1 times [2022-11-02 20:47:53,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:53,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59847841] [2022-11-02 20:47:53,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:53,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:54,711 INFO L134 CoverageAnalysis]: Checked inductivity of 5184 backedges. 1229 proven. 0 refuted. 0 times theorem prover too weak. 3955 trivial. 0 not checked. [2022-11-02 20:47:54,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:54,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59847841] [2022-11-02 20:47:54,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59847841] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:47:54,712 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:47:54,712 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:47:54,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226214336] [2022-11-02 20:47:54,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:47:54,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:47:54,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:54,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:47:54,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:47:54,715 INFO L87 Difference]: Start difference. First operand 12177 states and 12492 transitions. Second operand has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 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 20:47:55,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:55,729 INFO L93 Difference]: Finished difference Result 24023 states and 24651 transitions. [2022-11-02 20:47:55,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:47:55,731 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 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 1627 [2022-11-02 20:47:55,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:55,745 INFO L225 Difference]: With dead ends: 24023 [2022-11-02 20:47:55,745 INFO L226 Difference]: Without dead ends: 12177 [2022-11-02 20:47:55,752 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 20:47:55,753 INFO L413 NwaCegarLoop]: 415 mSDtfsCounter, 242 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 746 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:55,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 421 Invalid, 811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 746 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-02 20:47:55,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2022-11-02 20:47:55,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 12177. [2022-11-02 20:47:55,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12177 states, 12176 states have (on average 1.0192181340341655) internal successors, (12410), 12176 states have internal predecessors, (12410), 0 states have call successors, (0), 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 20:47:55,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12410 transitions. [2022-11-02 20:47:55,912 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12410 transitions. Word has length 1627 [2022-11-02 20:47:55,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:55,914 INFO L495 AbstractCegarLoop]: Abstraction has 12177 states and 12410 transitions. [2022-11-02 20:47:55,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 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 20:47:55,914 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12410 transitions. [2022-11-02 20:47:56,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1789 [2022-11-02 20:47:56,032 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:56,033 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:47:56,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-02 20:47:56,034 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:47:56,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:56,035 INFO L85 PathProgramCache]: Analyzing trace with hash -299278861, now seen corresponding path program 1 times [2022-11-02 20:47:56,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:56,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019258641] [2022-11-02 20:47:56,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:56,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:59,028 INFO L134 CoverageAnalysis]: Checked inductivity of 6420 backedges. 4048 proven. 156 refuted. 0 times theorem prover too weak. 2216 trivial. 0 not checked. [2022-11-02 20:47:59,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:59,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019258641] [2022-11-02 20:47:59,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019258641] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:47:59,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375920092] [2022-11-02 20:47:59,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:59,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:47:59,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:47:59,031 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:47:59,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 20:47:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:59,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 2092 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 20:47:59,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:48:03,674 INFO L134 CoverageAnalysis]: Checked inductivity of 6420 backedges. 2575 proven. 201 refuted. 0 times theorem prover too weak. 3644 trivial. 0 not checked. [2022-11-02 20:48:03,676 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:48:10,762 INFO L134 CoverageAnalysis]: Checked inductivity of 6420 backedges. 2575 proven. 201 refuted. 0 times theorem prover too weak. 3644 trivial. 0 not checked. [2022-11-02 20:48:10,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375920092] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:48:10,763 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:48:10,764 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 9 [2022-11-02 20:48:10,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398875307] [2022-11-02 20:48:10,764 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:48:10,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 20:48:10,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:48:10,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:48:10,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:48:10,771 INFO L87 Difference]: Start difference. First operand 12177 states and 12410 transitions. Second operand has 9 states, 9 states have (on average 184.33333333333334) internal successors, (1659), 9 states have internal predecessors, (1659), 0 states have call successors, (0), 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 20:48:17,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:48:17,453 INFO L93 Difference]: Finished difference Result 28298 states and 28863 transitions. [2022-11-02 20:48:17,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-02 20:48:17,454 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 184.33333333333334) internal successors, (1659), 9 states have internal predecessors, (1659), 0 states have call successors, (0), 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 1788 [2022-11-02 20:48:17,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:48:17,455 INFO L225 Difference]: With dead ends: 28298 [2022-11-02 20:48:17,455 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:48:17,463 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3592 GetRequests, 3579 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:48:17,465 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 1850 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 8447 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1850 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 8635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 8447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:48:17,466 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1850 Valid, 108 Invalid, 8635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 8447 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-11-02 20:48:17,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:48:17,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:48:17,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:48:17,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:48:17,467 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1788 [2022-11-02 20:48:17,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:48:17,468 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:48:17,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 184.33333333333334) internal successors, (1659), 9 states have internal predecessors, (1659), 0 states have call successors, (0), 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 20:48:17,469 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:48:17,469 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:48:17,471 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:48:17,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-02 20:48:17,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-02 20:48:17,688 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 20:48:21,821 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,821 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,821 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,821 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,821 INFO L899 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,821 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,822 INFO L899 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,822 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,822 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,822 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,822 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,822 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,822 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,823 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,823 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,823 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-02 20:48:21,824 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-02 20:48:21,824 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-02 20:48:21,824 INFO L899 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,824 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,824 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,825 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,825 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,825 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,825 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,825 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,825 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,826 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,826 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,826 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,826 INFO L899 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,826 INFO L899 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,826 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,827 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,827 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,827 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,827 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-02 20:48:21,830 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-02 20:48:21,830 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-02 20:48:21,831 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,831 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,831 INFO L899 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,831 INFO L899 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,831 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,831 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,831 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,832 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,832 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,832 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,832 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-02 20:48:21,832 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-02 20:48:21,832 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-02 20:48:21,832 INFO L899 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,833 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,833 INFO L899 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,833 INFO L899 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,833 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,833 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,833 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,833 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,834 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,834 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,834 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,834 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,834 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,834 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,835 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,835 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,835 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,835 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,835 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,835 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-02 20:48:21,838 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,838 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-02 20:48:21,838 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-02 20:48:21,843 INFO L895 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse15 (= 5 ~a12~0)) (.cse18 (+ ~a18~0 79))) (let ((.cse9 (not (<= .cse18 0))) (.cse3 (= ~a12~0 9)) (.cse7 (or (and (= ~a15~0 4) .cse15) (<= ~a18~0 134))) (.cse0 (= ~a16~0 9)) (.cse11 (<= ~a16~0 11)) (.cse6 (< 0 .cse18)) (.cse12 (= ~a12~0 6)) (.cse16 (= ~a15~0 3)) (.cse2 (<= ~a16~0 8)) (.cse4 (= ~a16~0 8)) (.cse5 (<= (+ 87 ~a18~0) 0)) (.cse1 (= 7 ~a12~0)) (.cse17 (<= ~a12~0 5)) (.cse14 (<= (+ ~a18~0 156) 0)) (.cse8 (<= ~a15~0 3)) (.cse13 (= ~a12~0 8)) (.cse10 (<= 11 ~a16~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (and .cse4 .cse6 .cse7 .cse1) (and .cse3 .cse0) (and .cse3 .cse8 .cse9 .cse10) (and .cse8 .cse11 .cse1) (and .cse12 .cse11) (and .cse8 .cse13 .cse14) (and .cse2 .cse3 .cse9) (and .cse3 .cse8 .cse11) (and .cse4 .cse13 .cse14) (and .cse9 .cse15 .cse16) (and .cse3 .cse8 .cse5) (and .cse0 .cse13) (and .cse17 .cse11 (<= 4 ~a15~0)) (and .cse4 .cse13 .cse6 .cse7) (and .cse0 .cse8 .cse11) (and .cse8 .cse6 .cse12 .cse10) (and .cse8 .cse10 .cse1) (and .cse2 .cse8) (and .cse13 .cse16) (and .cse2 .cse4 .cse5 .cse1) (and .cse17 .cse8 (or (not .cse15) (not .cse14) (not (= ~a16~0 12))) .cse10) (and .cse8 .cse13 .cse10)))) [2022-11-02 20:48:21,844 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,844 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,844 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,844 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,844 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,845 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,846 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,846 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,846 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,847 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,847 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-02 20:48:21,847 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-02 20:48:21,848 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,848 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-02 20:48:21,848 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,848 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,848 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,848 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,848 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,849 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-02 20:48:21,850 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,850 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-02 20:48:21,850 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-02 20:48:21,850 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,850 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,850 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,850 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,850 INFO L899 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,850 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,851 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,851 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,851 INFO L899 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,851 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,851 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,851 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-02 20:48:21,851 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-02 20:48:21,851 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,851 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-02 20:48:21,851 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,853 INFO L895 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse16 (+ ~a18~0 79)) (.cse12 (= 5 ~a12~0))) (let ((.cse1 (= 7 ~a12~0)) (.cse6 (<= (+ 87 ~a18~0) 0)) (.cse0 (= ~a16~0 9)) (.cse8 (<= ~a16~0 11)) (.cse2 (= ~a16~0 8)) (.cse4 (or (and (= ~a15~0 4) .cse12) (<= ~a18~0 134))) (.cse3 (< 0 .cse16)) (.cse7 (= ~a12~0 6)) (.cse5 (= ~a12~0 9)) (.cse15 (<= ~a16~0 8)) (.cse13 (= ~a15~0 3)) (.cse14 (<= ~a12~0 5)) (.cse11 (<= (+ ~a18~0 156) 0)) (.cse9 (<= ~a15~0 3)) (.cse10 (= ~a12~0 8)) (.cse17 (<= 11 ~a16~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse1) (and .cse5 .cse0) (and .cse2 .cse6 .cse1) (and .cse7 .cse8) (and .cse9 .cse10 .cse11) (and .cse0 .cse9) (and .cse5 .cse2 .cse6) (and .cse5 .cse9 .cse8) (and .cse9 .cse1) (and .cse3 .cse12 .cse13) (and .cse2 .cse10 .cse11) (and .cse5 .cse9 .cse6) (and .cse0 .cse10) (and .cse14 .cse8 (<= 4 ~a15~0)) (and .cse2 .cse10 .cse3 .cse4) (and .cse15 .cse5 .cse3) (and .cse9 .cse3 .cse7) (and .cse5 .cse9 (not (<= .cse16 0))) (and .cse15 .cse9) (and .cse10 .cse13) (and .cse14 .cse9 (or (not .cse12) (not .cse11) (not (= ~a16~0 12))) .cse17) (and .cse9 .cse10 .cse17)))) [2022-11-02 20:48:21,853 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,853 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,853 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,853 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,853 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,853 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,853 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,853 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,853 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:48:21,853 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,854 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,854 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,854 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,854 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,854 INFO L899 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,854 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-02 20:48:21,854 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,855 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-02 20:48:21,855 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-02 20:48:21,855 INFO L899 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,855 INFO L902 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-11-02 20:48:21,855 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,855 INFO L899 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,855 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,855 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,855 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,855 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,855 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,855 INFO L899 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,856 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,857 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,857 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,857 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,857 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,857 INFO L899 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,857 INFO L899 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,857 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,857 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,857 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,858 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,858 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,858 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-02 20:48:21,858 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-02 20:48:21,858 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-02 20:48:21,858 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 20:48:21,858 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 206) no Hoare annotation was computed. [2022-11-02 20:48:21,859 INFO L895 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse15 (= 5 ~a12~0)) (.cse18 (+ ~a18~0 79))) (let ((.cse9 (not (<= .cse18 0))) (.cse3 (= ~a12~0 9)) (.cse7 (or (and (= ~a15~0 4) .cse15) (<= ~a18~0 134))) (.cse0 (= ~a16~0 9)) (.cse11 (<= ~a16~0 11)) (.cse6 (< 0 .cse18)) (.cse12 (= ~a12~0 6)) (.cse16 (= ~a15~0 3)) (.cse2 (<= ~a16~0 8)) (.cse4 (= ~a16~0 8)) (.cse5 (<= (+ 87 ~a18~0) 0)) (.cse1 (= 7 ~a12~0)) (.cse17 (<= ~a12~0 5)) (.cse14 (<= (+ ~a18~0 156) 0)) (.cse8 (<= ~a15~0 3)) (.cse13 (= ~a12~0 8)) (.cse10 (<= 11 ~a16~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (and .cse4 .cse6 .cse7 .cse1) (and .cse3 .cse0) (and .cse3 .cse8 .cse9 .cse10) (and .cse8 .cse11 .cse1) (and .cse12 .cse11) (and .cse8 .cse13 .cse14) (and .cse2 .cse3 .cse9) (and .cse3 .cse8 .cse11) (and .cse4 .cse13 .cse14) (and .cse9 .cse15 .cse16) (and .cse3 .cse8 .cse5) (and .cse0 .cse13) (and .cse17 .cse11 (<= 4 ~a15~0)) (and .cse4 .cse13 .cse6 .cse7) (and .cse0 .cse8 .cse11) (and .cse8 .cse6 .cse12 .cse10) (and .cse8 .cse10 .cse1) (and .cse2 .cse8) (and .cse13 .cse16) (and .cse2 .cse4 .cse5 .cse1) (and .cse17 .cse8 (or (not .cse15) (not .cse14) (not (= ~a16~0 12))) .cse10) (and .cse8 .cse13 .cse10)))) [2022-11-02 20:48:21,859 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,859 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,859 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,859 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,860 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,860 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,860 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,860 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,860 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,860 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,860 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,861 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,861 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,861 INFO L899 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,861 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-02 20:48:21,861 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,861 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-02 20:48:21,861 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-02 20:48:21,862 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,862 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,862 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,862 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,862 INFO L899 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,862 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,862 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,863 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,863 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,863 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,863 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,863 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,863 INFO L899 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-11-02 20:48:21,864 INFO L899 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,864 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,864 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,864 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,864 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,864 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-02 20:48:21,864 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-02 20:48:21,865 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-02 20:48:21,865 INFO L899 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,865 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,865 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,865 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,865 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,865 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,866 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,866 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,866 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,866 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,866 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,866 INFO L899 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,866 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,867 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-02 20:48:21,867 INFO L899 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,867 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-02 20:48:21,867 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-02 20:48:21,867 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,867 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,867 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,868 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,868 INFO L899 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,868 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,868 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,868 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,868 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,869 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,869 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,869 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,869 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,869 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,869 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-02 20:48:21,869 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-02 20:48:21,870 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-02 20:48:21,870 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,870 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,870 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,870 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,870 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,871 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,871 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,871 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,871 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,871 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,871 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,871 INFO L899 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,872 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,872 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,872 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-02 20:48:21,872 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,872 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-02 20:48:21,872 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-02 20:48:21,872 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,873 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,873 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,873 INFO L899 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,873 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,873 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,873 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,873 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,874 INFO L899 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,874 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,874 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,874 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,874 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,874 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,874 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-02 20:48:21,875 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-02 20:48:21,875 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-02 20:48:21,875 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,875 INFO L899 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,875 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,875 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,875 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,876 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,876 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,876 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,876 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,876 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,876 INFO L899 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,876 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,877 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,877 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,877 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 20:48:21,877 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,877 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-02 20:48:21,877 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-02 20:48:21,877 INFO L899 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,878 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,878 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,878 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,878 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,878 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,878 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,878 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,879 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,879 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,879 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,879 INFO L899 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,879 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-02 20:48:21,879 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-02 20:48:21,879 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,880 INFO L899 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,880 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,880 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,880 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,880 INFO L899 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,880 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,880 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,881 INFO L899 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,881 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,881 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,881 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,881 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,881 INFO L899 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,881 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,882 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,882 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-02 20:48:21,882 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-02 20:48:21,882 INFO L899 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,882 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,882 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,882 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,883 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,883 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,883 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,883 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,883 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,883 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:48:21,883 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,883 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,884 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-02 20:48:21,884 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-02 20:48:21,884 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,884 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,884 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,884 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,884 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,885 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,885 INFO L899 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,885 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,885 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,885 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,885 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,885 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,886 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,886 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,886 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,886 INFO L899 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,886 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,886 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-02 20:48:21,886 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-02 20:48:21,887 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,887 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,887 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,887 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,887 INFO L899 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,887 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,887 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-11-02 20:48:21,888 INFO L899 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,888 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,888 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,888 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-02 20:48:21,888 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-11-02 20:48:21,888 INFO L899 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,888 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,889 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-11-02 20:48:21,889 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-02 20:48:21,889 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-02 20:48:21,889 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-02 20:48:21,892 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:48:21,895 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:48:21,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:48:21 BoogieIcfgContainer [2022-11-02 20:48:21,921 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:48:21,921 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:48:21,921 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:48:21,921 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:48:21,922 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:47:09" (3/4) ... [2022-11-02 20:48:21,925 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:48:21,960 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-02 20:48:21,962 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-02 20:48:21,964 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:48:21,971 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:48:22,184 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:48:22,184 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:48:22,185 INFO L158 Benchmark]: Toolchain (without parser) took 77560.05ms. Allocated memory was 94.4MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 51.9MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 341.9MB. Max. memory is 16.1GB. [2022-11-02 20:48:22,186 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:48:22,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1439.07ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 51.7MB in the beginning and 91.4MB in the end (delta: -39.7MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-02 20:48:22,187 INFO L158 Benchmark]: Boogie Procedure Inliner took 293.69ms. Allocated memory is still 136.3MB. Free memory was 91.4MB in the beginning and 67.8MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-02 20:48:22,187 INFO L158 Benchmark]: Boogie Preprocessor took 282.55ms. Allocated memory is still 136.3MB. Free memory was 67.8MB in the beginning and 87.5MB in the end (delta: -19.7MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-11-02 20:48:22,188 INFO L158 Benchmark]: RCFGBuilder took 3098.22ms. Allocated memory was 136.3MB in the beginning and 205.5MB in the end (delta: 69.2MB). Free memory was 87.5MB in the beginning and 138.3MB in the end (delta: -50.7MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2022-11-02 20:48:22,192 INFO L158 Benchmark]: TraceAbstraction took 72172.03ms. Allocated memory was 205.5MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 137.2MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2022-11-02 20:48:22,192 INFO L158 Benchmark]: Witness Printer took 263.26ms. Allocated memory is still 1.6GB. Free memory was 1.3GB in the beginning and 1.2GB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-02 20:48:22,197 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1439.07ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 51.7MB in the beginning and 91.4MB in the end (delta: -39.7MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 293.69ms. Allocated memory is still 136.3MB. Free memory was 91.4MB in the beginning and 67.8MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 282.55ms. Allocated memory is still 136.3MB. Free memory was 67.8MB in the beginning and 87.5MB in the end (delta: -19.7MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3098.22ms. Allocated memory was 136.3MB in the beginning and 205.5MB in the end (delta: 69.2MB). Free memory was 87.5MB in the beginning and 138.3MB in the end (delta: -50.7MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. * TraceAbstraction took 72172.03ms. Allocated memory was 205.5MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 137.2MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Witness Printer took 263.26ms. Allocated memory is still 1.6GB. Free memory was 1.3GB in the beginning and 1.2GB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 206]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 72.0s, OverallIterations: 17, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 31.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5981 SdHoareTripleChecker+Valid, 29.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5981 mSDsluCounter, 5372 SdHoareTripleChecker+Invalid, 24.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 269 mSDsCounter, 2379 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22958 IncrementalHoareTripleChecker+Invalid, 25337 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2379 mSolverCounterUnsat, 5103 mSDtfsCounter, 22958 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4726 GetRequests, 4685 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13493occurred in iteration=11, InterpolantAutomatonStates: 68, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.4s AutomataMinimizationTime, 17 MinimizatonAttempts, 4670 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 188 NumberOfFragments, 862 HoareAnnotationTreeSize, 4 FomulaSimplifications, 2601 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 7599 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 28.4s InterpolantComputationTime, 16747 NumberOfCodeBlocks, 16747 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 18515 ConstructedInterpolants, 0 QuantifiedInterpolants, 54475 SizeOfPredicates, 2 NumberOfNonLiveVariables, 3375 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 20 InterpolantComputations, 16 PerfectInterpolantSequences, 45068/46450 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1504]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((a16 == 9 && 7 == a12) || (((a16 == 8 && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || (a12 == 9 && a16 == 9)) || ((a16 == 8 && 87 + a18 <= 0) && 7 == a12)) || (a12 == 6 && a16 <= 11)) || ((a15 <= 3 && a12 == 8) && a18 + 156 <= 0)) || (a16 == 9 && a15 <= 3)) || ((a12 == 9 && a16 == 8) && 87 + a18 <= 0)) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || (a15 <= 3 && 7 == a12)) || ((0 < a18 + 79 && 5 == a12) && a15 == 3)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || ((a12 == 9 && a15 <= 3) && 87 + a18 <= 0)) || (a16 == 9 && a12 == 8)) || ((a12 <= 5 && a16 <= 11) && 4 <= a15)) || (((a16 == 8 && a12 == 8) && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((a16 <= 8 && a12 == 9) && 0 < a18 + 79)) || ((a15 <= 3 && 0 < a18 + 79) && a12 == 6)) || ((a12 == 9 && a15 <= 3) && !(a18 + 79 <= 0))) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 == 3)) || (((a12 <= 5 && a15 <= 3) && ((!(5 == a12) || !(a18 + 156 <= 0)) || !(a16 == 12))) && 11 <= a16)) || ((a15 <= 3 && a12 == 8) && 11 <= a16) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((a16 == 9 && 7 == a12) || (((a16 <= 8 && a12 == 9) && a16 == 8) && 87 + a18 <= 0)) || (((a16 == 8 && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || (a12 == 9 && a16 == 9)) || (((a12 == 9 && a15 <= 3) && !(a18 + 79 <= 0)) && 11 <= a16)) || ((a15 <= 3 && a16 <= 11) && 7 == a12)) || (a12 == 6 && a16 <= 11)) || ((a15 <= 3 && a12 == 8) && a18 + 156 <= 0)) || ((a16 <= 8 && a12 == 9) && !(a18 + 79 <= 0))) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || ((!(a18 + 79 <= 0) && 5 == a12) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && 87 + a18 <= 0)) || (a16 == 9 && a12 == 8)) || ((a12 <= 5 && a16 <= 11) && 4 <= a15)) || (((a16 == 8 && a12 == 8) && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 < a18 + 79) && a12 == 6) && 11 <= a16)) || ((a15 <= 3 && 11 <= a16) && 7 == a12)) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 == 3)) || (((a16 <= 8 && a16 == 8) && 87 + a18 <= 0) && 7 == a12)) || (((a12 <= 5 && a15 <= 3) && ((!(5 == a12) || !(a18 + 156 <= 0)) || !(a16 == 12))) && 11 <= a16)) || ((a15 <= 3 && a12 == 8) && 11 <= a16) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((a16 == 9 && 7 == a12) || (((a16 <= 8 && a12 == 9) && a16 == 8) && 87 + a18 <= 0)) || (((a16 == 8 && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || (a12 == 9 && a16 == 9)) || (((a12 == 9 && a15 <= 3) && !(a18 + 79 <= 0)) && 11 <= a16)) || ((a15 <= 3 && a16 <= 11) && 7 == a12)) || (a12 == 6 && a16 <= 11)) || ((a15 <= 3 && a12 == 8) && a18 + 156 <= 0)) || ((a16 <= 8 && a12 == 9) && !(a18 + 79 <= 0))) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || ((!(a18 + 79 <= 0) && 5 == a12) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && 87 + a18 <= 0)) || (a16 == 9 && a12 == 8)) || ((a12 <= 5 && a16 <= 11) && 4 <= a15)) || (((a16 == 8 && a12 == 8) && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 < a18 + 79) && a12 == 6) && 11 <= a16)) || ((a15 <= 3 && 11 <= a16) && 7 == a12)) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 == 3)) || (((a16 <= 8 && a16 == 8) && 87 + a18 <= 0) && 7 == a12)) || (((a12 <= 5 && a15 <= 3) && ((!(5 == a12) || !(a18 + 156 <= 0)) || !(a16 == 12))) && 11 <= a16)) || ((a15 <= 3 && a12 == 8) && 11 <= a16) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-02 20:48:22,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f82aa84-75e3-40c3-8e15-f71f28829227/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 Result: TRUE