./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label44.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8 --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 615f5d053860bb060d59c74904029b4b08523188eca53d2f384305e3b3f0c7ed --- 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-e04fb08 [2022-11-16 12:26:18,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:26:18,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:26:18,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:26:18,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:26:18,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:26:18,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:26:18,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:26:18,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:26:18,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:26:18,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:26:18,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:26:18,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:26:18,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:26:18,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:26:18,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:26:18,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:26:18,997 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:26:18,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:26:19,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:26:19,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:26:19,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:26:19,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:26:19,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:26:19,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:26:19,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:26:19,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:26:19,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:26:19,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:26:19,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:26:19,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:26:19,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:26:19,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:26:19,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:26:19,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:26:19,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:26:19,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:26:19,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:26:19,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:26:19,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:26:19,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:26:19,048 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 12:26:19,089 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:26:19,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:26:19,090 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:26:19,090 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:26:19,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:26:19,092 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:26:19,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:26:19,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:26:19,093 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:26:19,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:26:19,095 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:26:19,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:26:19,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:26:19,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:26:19,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:26:19,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:26:19,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:26:19,096 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:26:19,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:26:19,097 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:26:19,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:26:19,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:26:19,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:26:19,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:26:19,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:26:19,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:26:19,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:26:19,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:26:19,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:26:19,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:26:19,101 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:26:19,101 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:26:19,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:26:19,101 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_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 615f5d053860bb060d59c74904029b4b08523188eca53d2f384305e3b3f0c7ed [2022-11-16 12:26:19,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:26:19,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:26:19,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:26:19,422 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:26:19,423 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:26:19,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/eca-rers2012/Problem15_label44.c [2022-11-16 12:26:19,514 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/data/f5980b3dd/4c35e6244e5d48a99f9105e4817128c4/FLAG8ca9c803c [2022-11-16 12:26:20,276 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:26:20,276 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/sv-benchmarks/c/eca-rers2012/Problem15_label44.c [2022-11-16 12:26:20,306 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/data/f5980b3dd/4c35e6244e5d48a99f9105e4817128c4/FLAG8ca9c803c [2022-11-16 12:26:20,436 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/data/f5980b3dd/4c35e6244e5d48a99f9105e4817128c4 [2022-11-16 12:26:20,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:26:20,443 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:26:20,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:26:20,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:26:20,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:26:20,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:26:20" (1/1) ... [2022-11-16 12:26:20,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e25aa00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:20, skipping insertion in model container [2022-11-16 12:26:20,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:26:20" (1/1) ... [2022-11-16 12:26:20,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:26:20,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:26:20,916 WARN L229 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_05d62968-4ff3-4325-8e81-a90b0fa6ed58/sv-benchmarks/c/eca-rers2012/Problem15_label44.c[8025,8038] [2022-11-16 12:26:21,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:26:21,362 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:26:21,392 WARN L229 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_05d62968-4ff3-4325-8e81-a90b0fa6ed58/sv-benchmarks/c/eca-rers2012/Problem15_label44.c[8025,8038] [2022-11-16 12:26:21,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:26:21,743 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:26:21,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21 WrapperNode [2022-11-16 12:26:21,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:26:21,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:26:21,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:26:21,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:26:21,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (1/1) ... [2022-11-16 12:26:21,792 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (1/1) ... [2022-11-16 12:26:21,958 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-11-16 12:26:21,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:26:21,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:26:21,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:26:21,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:26:21,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (1/1) ... [2022-11-16 12:26:21,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (1/1) ... [2022-11-16 12:26:22,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (1/1) ... [2022-11-16 12:26:22,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (1/1) ... [2022-11-16 12:26:22,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (1/1) ... [2022-11-16 12:26:22,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (1/1) ... [2022-11-16 12:26:22,187 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (1/1) ... [2022-11-16 12:26:22,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (1/1) ... [2022-11-16 12:26:22,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:26:22,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:26:22,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:26:22,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:26:22,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (1/1) ... [2022-11-16 12:26:22,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:26:22,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:26:22,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:26:22,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:26:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:26:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:26:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:26:22,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:26:22,440 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:26:22,441 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:26:25,796 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:26:25,818 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:26:25,818 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:26:25,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:26:25 BoogieIcfgContainer [2022-11-16 12:26:25,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:26:25,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:26:25,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:26:25,831 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:26:25,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:26:20" (1/3) ... [2022-11-16 12:26:25,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ff313a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:26:25, skipping insertion in model container [2022-11-16 12:26:25,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:26:21" (2/3) ... [2022-11-16 12:26:25,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ff313a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:26:25, skipping insertion in model container [2022-11-16 12:26:25,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:26:25" (3/3) ... [2022-11-16 12:26:25,836 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label44.c [2022-11-16 12:26:25,858 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:26:25,859 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:26:25,928 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:26:25,936 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;@50180979, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:26:25,936 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:26:25,942 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:25,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-16 12:26:25,953 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:26:25,954 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, 1, 1, 1] [2022-11-16 12:26:25,955 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:26:25,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:26:25,961 INFO L85 PathProgramCache]: Analyzing trace with hash -215114758, now seen corresponding path program 1 times [2022-11-16 12:26:25,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:26:25,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657138589] [2022-11-16 12:26:25,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:26:25,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:26:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:26:26,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:26:26,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:26:26,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657138589] [2022-11-16 12:26:26,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657138589] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:26:26,434 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:26:26,435 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:26:26,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010965465] [2022-11-16 12:26:26,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:26:26,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:26:26,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:26:26,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:26:26,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:26:26,493 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 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 22.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:29,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:26:29,626 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2022-11-16 12:26:29,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:26:29,632 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2022-11-16 12:26:29,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:26:29,648 INFO L225 Difference]: With dead ends: 1154 [2022-11-16 12:26:29,648 INFO L226 Difference]: Without dead ends: 665 [2022-11-16 12:26:29,653 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 [2022-11-16 12:26:29,656 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 255 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:26:29,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 383 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-16 12:26:29,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2022-11-16 12:26:29,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2022-11-16 12:26:29,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:29,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2022-11-16 12:26:29,733 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 66 [2022-11-16 12:26:29,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:26:29,734 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2022-11-16 12:26:29,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2022-11-16 12:26:29,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-16 12:26:29,739 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:26:29,739 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:26:29,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:26:29,740 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:26:29,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:26:29,741 INFO L85 PathProgramCache]: Analyzing trace with hash 333594229, now seen corresponding path program 1 times [2022-11-16 12:26:29,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:26:29,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809634338] [2022-11-16 12:26:29,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:26:29,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:26:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:26:30,245 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:26:30,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:26:30,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809634338] [2022-11-16 12:26:30,245 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809634338] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:26:30,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:26:30,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:26:30,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518608206] [2022-11-16 12:26:30,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:26:30,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:26:30,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:26:30,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:26:30,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:26:30,249 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:32,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:26:32,622 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2022-11-16 12:26:32,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:26:32,622 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 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 131 [2022-11-16 12:26:32,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:26:32,627 INFO L225 Difference]: With dead ends: 1624 [2022-11-16 12:26:32,627 INFO L226 Difference]: Without dead ends: 963 [2022-11-16 12:26:32,628 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 [2022-11-16 12:26:32,630 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:26:32,630 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 337 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-16 12:26:32,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2022-11-16 12:26:32,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2022-11-16 12:26:32,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:32,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2022-11-16 12:26:32,671 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 131 [2022-11-16 12:26:32,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:26:32,672 INFO L495 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2022-11-16 12:26:32,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:32,672 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2022-11-16 12:26:32,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-16 12:26:32,676 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:26:32,677 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:26:32,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:26:32,677 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:26:32,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:26:32,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1428135620, now seen corresponding path program 1 times [2022-11-16 12:26:32,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:26:32,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086630496] [2022-11-16 12:26:32,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:26:32,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:26:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:26:33,096 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:26:33,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:26:33,097 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086630496] [2022-11-16 12:26:33,097 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086630496] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:26:33,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:26:33,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:26:33,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391809912] [2022-11-16 12:26:33,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:26:33,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:26:33,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:26:33,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:26:33,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:26:33,104 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 5 states, 5 states have (on average 27.2) internal successors, (136), 4 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:36,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:26:36,731 INFO L93 Difference]: Finished difference Result 2244 states and 3201 transitions. [2022-11-16 12:26:36,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:26:36,732 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.2) internal successors, (136), 4 states have internal predecessors, (136), 0 states have call successors, (0), 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 136 [2022-11-16 12:26:36,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:26:36,738 INFO L225 Difference]: With dead ends: 2244 [2022-11-16 12:26:36,738 INFO L226 Difference]: Without dead ends: 1582 [2022-11-16 12:26:36,740 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 [2022-11-16 12:26:36,744 INFO L413 NwaCegarLoop]: 268 mSDtfsCounter, 362 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 483 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 483 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:26:36,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [362 Valid, 365 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [483 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-11-16 12:26:36,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2022-11-16 12:26:36,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1266. [2022-11-16 12:26:36,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3043478260869565) internal successors, (1650), 1265 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:36,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1650 transitions. [2022-11-16 12:26:36,799 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1650 transitions. Word has length 136 [2022-11-16 12:26:36,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:26:36,800 INFO L495 AbstractCegarLoop]: Abstraction has 1266 states and 1650 transitions. [2022-11-16 12:26:36,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.2) internal successors, (136), 4 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:36,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1650 transitions. [2022-11-16 12:26:36,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-11-16 12:26:36,819 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:26:36,820 INFO L195 NwaCegarLoop]: trace histogram [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, 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] [2022-11-16 12:26:36,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 12:26:36,821 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:26:36,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:26:36,824 INFO L85 PathProgramCache]: Analyzing trace with hash 461226345, now seen corresponding path program 1 times [2022-11-16 12:26:36,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:26:36,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811966246] [2022-11-16 12:26:36,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:26:36,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:26:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:26:37,260 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:26:37,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:26:37,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811966246] [2022-11-16 12:26:37,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811966246] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:26:37,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:26:37,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:26:37,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305278318] [2022-11-16 12:26:37,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:26:37,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:26:37,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:26:37,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:26:37,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:26:37,264 INFO L87 Difference]: Start difference. First operand 1266 states and 1650 transitions. Second operand has 4 states, 4 states have (on average 58.0) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:41,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:26:41,675 INFO L93 Difference]: Finished difference Result 4670 states and 6170 transitions. [2022-11-16 12:26:41,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:26:41,676 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 58.0) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-11-16 12:26:41,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:26:41,688 INFO L225 Difference]: With dead ends: 4670 [2022-11-16 12:26:41,689 INFO L226 Difference]: Without dead ends: 3406 [2022-11-16 12:26:41,691 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:26:41,692 INFO L413 NwaCegarLoop]: 292 mSDtfsCounter, 490 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 2239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:26:41,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [490 Valid, 348 Invalid, 2239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-11-16 12:26:41,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3406 states. [2022-11-16 12:26:41,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3406 to 3381. [2022-11-16 12:26:41,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.2366863905325445) internal successors, (4180), 3380 states have internal predecessors, (4180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:41,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4180 transitions. [2022-11-16 12:26:41,771 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4180 transitions. Word has length 232 [2022-11-16 12:26:41,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:26:41,772 INFO L495 AbstractCegarLoop]: Abstraction has 3381 states and 4180 transitions. [2022-11-16 12:26:41,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 58.0) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:41,773 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4180 transitions. [2022-11-16 12:26:41,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-11-16 12:26:41,777 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:26:41,777 INFO L195 NwaCegarLoop]: trace histogram [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, 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] [2022-11-16 12:26:41,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 12:26:41,778 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:26:41,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:26:41,779 INFO L85 PathProgramCache]: Analyzing trace with hash -907168609, now seen corresponding path program 1 times [2022-11-16 12:26:41,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:26:41,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724368195] [2022-11-16 12:26:41,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:26:41,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:26:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:26:42,038 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-16 12:26:42,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:26:42,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724368195] [2022-11-16 12:26:42,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724368195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:26:42,040 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:26:42,040 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:26:42,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147757307] [2022-11-16 12:26:42,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:26:42,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:26:42,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:26:42,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:26:42,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:26:42,045 INFO L87 Difference]: Start difference. First operand 3381 states and 4180 transitions. Second operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:44,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:26:44,057 INFO L93 Difference]: Finished difference Result 8563 states and 10754 transitions. [2022-11-16 12:26:44,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:26:44,065 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 0 states have call successors, (0), 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 236 [2022-11-16 12:26:44,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:26:44,083 INFO L225 Difference]: With dead ends: 8563 [2022-11-16 12:26:44,084 INFO L226 Difference]: Without dead ends: 5483 [2022-11-16 12:26:44,088 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 [2022-11-16 12:26:44,090 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-16 12:26:44,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-16 12:26:44,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2022-11-16 12:26:44,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2022-11-16 12:26:44,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.16870549570933) internal successors, (6401), 5477 states have internal predecessors, (6401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:44,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6401 transitions. [2022-11-16 12:26:44,214 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6401 transitions. Word has length 236 [2022-11-16 12:26:44,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:26:44,215 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6401 transitions. [2022-11-16 12:26:44,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:44,219 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6401 transitions. [2022-11-16 12:26:44,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-11-16 12:26:44,226 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:26:44,227 INFO L195 NwaCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:26:44,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 12:26:44,228 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:26:44,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:26:44,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1527180443, now seen corresponding path program 1 times [2022-11-16 12:26:44,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:26:44,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570651082] [2022-11-16 12:26:44,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:26:44,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:26:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:26:45,093 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-16 12:26:45,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:26:45,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570651082] [2022-11-16 12:26:45,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570651082] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:26:45,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:26:45,094 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:26:45,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77730442] [2022-11-16 12:26:45,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:26:45,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:26:45,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:26:45,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:26:45,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:26:45,097 INFO L87 Difference]: Start difference. First operand 5478 states and 6401 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:47,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:26:47,219 INFO L93 Difference]: Finished difference Result 10655 states and 12489 transitions. [2022-11-16 12:26:47,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:26:47,224 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 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 338 [2022-11-16 12:26:47,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:26:47,239 INFO L225 Difference]: With dead ends: 10655 [2022-11-16 12:26:47,240 INFO L226 Difference]: Without dead ends: 5478 [2022-11-16 12:26:47,245 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 [2022-11-16 12:26:47,246 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:26:47,247 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-16 12:26:47,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2022-11-16 12:26:47,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2022-11-16 12:26:47,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1676100054774512) internal successors, (6395), 5477 states have internal predecessors, (6395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:47,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6395 transitions. [2022-11-16 12:26:47,353 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6395 transitions. Word has length 338 [2022-11-16 12:26:47,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:26:47,354 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6395 transitions. [2022-11-16 12:26:47,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:47,355 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6395 transitions. [2022-11-16 12:26:47,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2022-11-16 12:26:47,362 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:26:47,362 INFO L195 NwaCegarLoop]: trace histogram [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, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:26:47,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 12:26:47,363 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:26:47,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:26:47,363 INFO L85 PathProgramCache]: Analyzing trace with hash -387591370, now seen corresponding path program 1 times [2022-11-16 12:26:47,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:26:47,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235549847] [2022-11-16 12:26:47,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:26:47,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:26:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:26:47,660 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-16 12:26:47,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:26:47,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235549847] [2022-11-16 12:26:47,661 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235549847] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:26:47,661 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:26:47,661 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:26:47,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822688072] [2022-11-16 12:26:47,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:26:47,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:26:47,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:26:47,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:26:47,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:26:47,663 INFO L87 Difference]: Start difference. First operand 5478 states and 6395 transitions. Second operand has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:50,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:26:50,027 INFO L93 Difference]: Finished difference Result 11851 states and 14151 transitions. [2022-11-16 12:26:50,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:26:50,028 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 0 states have call successors, (0), 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 353 [2022-11-16 12:26:50,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:26:50,045 INFO L225 Difference]: With dead ends: 11851 [2022-11-16 12:26:50,045 INFO L226 Difference]: Without dead ends: 6674 [2022-11-16 12:26:50,050 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 [2022-11-16 12:26:50,051 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 249 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:26:50,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-16 12:26:50,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2022-11-16 12:26:50,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 4876. [2022-11-16 12:26:50,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4876 states, 4875 states have (on average 1.1805128205128206) internal successors, (5755), 4875 states have internal predecessors, (5755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:50,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 4876 states and 5755 transitions. [2022-11-16 12:26:50,158 INFO L78 Accepts]: Start accepts. Automaton has 4876 states and 5755 transitions. Word has length 353 [2022-11-16 12:26:50,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:26:50,158 INFO L495 AbstractCegarLoop]: Abstraction has 4876 states and 5755 transitions. [2022-11-16 12:26:50,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:50,159 INFO L276 IsEmpty]: Start isEmpty. Operand 4876 states and 5755 transitions. [2022-11-16 12:26:50,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2022-11-16 12:26:50,168 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:26:50,169 INFO L195 NwaCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:26:50,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 12:26:50,169 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:26:50,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:26:50,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1227352119, now seen corresponding path program 1 times [2022-11-16 12:26:50,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:26:50,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635143570] [2022-11-16 12:26:50,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:26:50,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:26:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:26:50,672 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-16 12:26:50,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:26:50,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635143570] [2022-11-16 12:26:50,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635143570] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:26:50,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:26:50,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:26:50,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875297721] [2022-11-16 12:26:50,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:26:50,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:26:50,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:26:50,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:26:50,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:26:50,676 INFO L87 Difference]: Start difference. First operand 4876 states and 5755 transitions. Second operand has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:53,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:26:53,087 INFO L93 Difference]: Finished difference Result 11852 states and 14244 transitions. [2022-11-16 12:26:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:26:53,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 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 412 [2022-11-16 12:26:53,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:26:53,112 INFO L225 Difference]: With dead ends: 11852 [2022-11-16 12:26:53,112 INFO L226 Difference]: Without dead ends: 7277 [2022-11-16 12:26:53,117 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 [2022-11-16 12:26:53,118 INFO L413 NwaCegarLoop]: 600 mSDtfsCounter, 262 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:26:53,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 637 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-16 12:26:53,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7277 states. [2022-11-16 12:26:53,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7277 to 6380. [2022-11-16 12:26:53,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6380 states, 6379 states have (on average 1.1558237968333596) internal successors, (7373), 6379 states have internal predecessors, (7373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:53,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 7373 transitions. [2022-11-16 12:26:53,302 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 7373 transitions. Word has length 412 [2022-11-16 12:26:53,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:26:53,303 INFO L495 AbstractCegarLoop]: Abstraction has 6380 states and 7373 transitions. [2022-11-16 12:26:53,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:53,305 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 7373 transitions. [2022-11-16 12:26:53,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2022-11-16 12:26:53,314 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:26:53,315 INFO L195 NwaCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:26:53,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 12:26:53,315 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:26:53,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:26:53,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1983042037, now seen corresponding path program 1 times [2022-11-16 12:26:53,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:26:53,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9257085] [2022-11-16 12:26:53,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:26:53,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:26:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:26:53,685 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:26:53,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:26:53,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9257085] [2022-11-16 12:26:53,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9257085] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:26:53,686 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:26:53,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:26:53,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179809321] [2022-11-16 12:26:53,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:26:53,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:26:53,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:26:53,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:26:53,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:26:53,689 INFO L87 Difference]: Start difference. First operand 6380 states and 7373 transitions. Second operand has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:56,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:26:56,087 INFO L93 Difference]: Finished difference Result 14563 states and 17152 transitions. [2022-11-16 12:26:56,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:26:56,088 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 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 418 [2022-11-16 12:26:56,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:26:56,110 INFO L225 Difference]: With dead ends: 14563 [2022-11-16 12:26:56,110 INFO L226 Difference]: Without dead ends: 8484 [2022-11-16 12:26:56,116 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 [2022-11-16 12:26:56,117 INFO L413 NwaCegarLoop]: 563 mSDtfsCounter, 250 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:26:56,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 601 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-16 12:26:56,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8484 states. [2022-11-16 12:26:56,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8484 to 8182. [2022-11-16 12:26:56,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8182 states, 8181 states have (on average 1.135558000244469) internal successors, (9290), 8181 states have internal predecessors, (9290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:56,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8182 states to 8182 states and 9290 transitions. [2022-11-16 12:26:56,277 INFO L78 Accepts]: Start accepts. Automaton has 8182 states and 9290 transitions. Word has length 418 [2022-11-16 12:26:56,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:26:56,278 INFO L495 AbstractCegarLoop]: Abstraction has 8182 states and 9290 transitions. [2022-11-16 12:26:56,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:56,278 INFO L276 IsEmpty]: Start isEmpty. Operand 8182 states and 9290 transitions. [2022-11-16 12:26:56,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2022-11-16 12:26:56,283 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:26:56,283 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, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:26:56,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-16 12:26:56,284 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:26:56,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:26:56,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1305480874, now seen corresponding path program 1 times [2022-11-16 12:26:56,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:26:56,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634396536] [2022-11-16 12:26:56,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:26:56,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:26:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:26:56,704 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 352 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-16 12:26:56,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:26:56,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634396536] [2022-11-16 12:26:56,705 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634396536] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:26:56,705 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:26:56,705 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:26:56,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696619472] [2022-11-16 12:26:56,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:26:56,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:26:56,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:26:56,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:26:56,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:26:56,707 INFO L87 Difference]: Start difference. First operand 8182 states and 9290 transitions. Second operand has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:58,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:26:58,863 INFO L93 Difference]: Finished difference Result 17857 states and 20650 transitions. [2022-11-16 12:26:58,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:26:58,864 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 0 states have call successors, (0), 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 434 [2022-11-16 12:26:58,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:26:58,880 INFO L225 Difference]: With dead ends: 17857 [2022-11-16 12:26:58,880 INFO L226 Difference]: Without dead ends: 9976 [2022-11-16 12:26:58,887 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 [2022-11-16 12:26:58,888 INFO L413 NwaCegarLoop]: 580 mSDtfsCounter, 245 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:26:58,888 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 619 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-16 12:26:58,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9976 states. [2022-11-16 12:26:59,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9976 to 9673. [2022-11-16 12:26:59,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9673 states, 9672 states have (on average 1.1267576509511994) internal successors, (10898), 9672 states have internal predecessors, (10898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:59,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9673 states to 9673 states and 10898 transitions. [2022-11-16 12:26:59,035 INFO L78 Accepts]: Start accepts. Automaton has 9673 states and 10898 transitions. Word has length 434 [2022-11-16 12:26:59,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:26:59,036 INFO L495 AbstractCegarLoop]: Abstraction has 9673 states and 10898 transitions. [2022-11-16 12:26:59,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:26:59,036 INFO L276 IsEmpty]: Start isEmpty. Operand 9673 states and 10898 transitions. [2022-11-16 12:26:59,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2022-11-16 12:26:59,042 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:26:59,043 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:26:59,043 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-16 12:26:59,044 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:26:59,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:26:59,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1447157885, now seen corresponding path program 1 times [2022-11-16 12:26:59,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:26:59,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037287283] [2022-11-16 12:26:59,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:26:59,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:26:59,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:26:59,501 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-11-16 12:26:59,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:26:59,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037287283] [2022-11-16 12:26:59,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037287283] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:26:59,502 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:26:59,502 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:26:59,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387795162] [2022-11-16 12:26:59,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:26:59,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:26:59,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:26:59,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:26:59,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:26:59,505 INFO L87 Difference]: Start difference. First operand 9673 states and 10898 transitions. Second operand has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:01,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:01,656 INFO L93 Difference]: Finished difference Result 21436 states and 24446 transitions. [2022-11-16 12:27:01,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:27:01,658 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 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 530 [2022-11-16 12:27:01,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:01,676 INFO L225 Difference]: With dead ends: 21436 [2022-11-16 12:27:01,677 INFO L226 Difference]: Without dead ends: 12064 [2022-11-16 12:27:01,684 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 [2022-11-16 12:27:01,685 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 349 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:01,685 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [349 Valid, 447 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-16 12:27:01,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12064 states. [2022-11-16 12:27:01,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12064 to 12064. [2022-11-16 12:27:01,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12064 states, 12063 states have (on average 1.1321396004310702) internal successors, (13657), 12063 states have internal predecessors, (13657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:01,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12064 states to 12064 states and 13657 transitions. [2022-11-16 12:27:01,858 INFO L78 Accepts]: Start accepts. Automaton has 12064 states and 13657 transitions. Word has length 530 [2022-11-16 12:27:01,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:01,859 INFO L495 AbstractCegarLoop]: Abstraction has 12064 states and 13657 transitions. [2022-11-16 12:27:01,859 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:01,860 INFO L276 IsEmpty]: Start isEmpty. Operand 12064 states and 13657 transitions. [2022-11-16 12:27:01,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2022-11-16 12:27:01,876 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:01,877 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, 5, 5, 5, 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, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:27:01,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-16 12:27:01,877 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:01,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:01,878 INFO L85 PathProgramCache]: Analyzing trace with hash 956904505, now seen corresponding path program 1 times [2022-11-16 12:27:01,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:01,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110130083] [2022-11-16 12:27:01,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:01,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:02,614 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 491 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-16 12:27:02,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:02,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110130083] [2022-11-16 12:27:02,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110130083] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:27:02,615 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:27:02,615 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:27:02,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871564597] [2022-11-16 12:27:02,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:27:02,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:27:02,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:02,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:27:02,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:27:02,617 INFO L87 Difference]: Start difference. First operand 12064 states and 13657 transitions. Second operand has 3 states, 3 states have (on average 115.33333333333333) internal successors, (346), 3 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:05,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:05,325 INFO L93 Difference]: Finished difference Result 28625 states and 32702 transitions. [2022-11-16 12:27:05,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:27:05,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 115.33333333333333) internal successors, (346), 3 states have internal predecessors, (346), 0 states have call successors, (0), 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 554 [2022-11-16 12:27:05,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:05,351 INFO L225 Difference]: With dead ends: 28625 [2022-11-16 12:27:05,352 INFO L226 Difference]: Without dead ends: 16862 [2022-11-16 12:27:05,361 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 [2022-11-16 12:27:05,362 INFO L413 NwaCegarLoop]: 588 mSDtfsCounter, 246 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:05,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 621 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-16 12:27:05,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16862 states. [2022-11-16 12:27:05,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16862 to 15954. [2022-11-16 12:27:05,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15954 states, 15953 states have (on average 1.1254309534256879) internal successors, (17954), 15953 states have internal predecessors, (17954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:05,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15954 states to 15954 states and 17954 transitions. [2022-11-16 12:27:05,611 INFO L78 Accepts]: Start accepts. Automaton has 15954 states and 17954 transitions. Word has length 554 [2022-11-16 12:27:05,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:05,612 INFO L495 AbstractCegarLoop]: Abstraction has 15954 states and 17954 transitions. [2022-11-16 12:27:05,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 115.33333333333333) internal successors, (346), 3 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:05,613 INFO L276 IsEmpty]: Start isEmpty. Operand 15954 states and 17954 transitions. [2022-11-16 12:27:05,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 622 [2022-11-16 12:27:05,625 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:05,627 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, 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, 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, 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] [2022-11-16 12:27:05,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-16 12:27:05,628 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:05,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:05,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1866992391, now seen corresponding path program 1 times [2022-11-16 12:27:05,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:05,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718007915] [2022-11-16 12:27:05,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:05,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:06,713 INFO L134 CoverageAnalysis]: Checked inductivity of 911 backedges. 624 proven. 39 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-11-16 12:27:06,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:06,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718007915] [2022-11-16 12:27:06,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718007915] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:27:06,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820760530] [2022-11-16 12:27:06,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:06,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:27:06,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:27:06,718 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:27:06,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 12:27:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:07,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 772 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 12:27:07,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:27:08,222 INFO L134 CoverageAnalysis]: Checked inductivity of 911 backedges. 624 proven. 39 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-11-16 12:27:08,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:27:09,204 INFO L134 CoverageAnalysis]: Checked inductivity of 911 backedges. 624 proven. 39 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-11-16 12:27:09,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [820760530] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:27:09,205 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:27:09,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-11-16 12:27:09,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218319782] [2022-11-16 12:27:09,206 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:27:09,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-16 12:27:09,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:09,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-16 12:27:09,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:27:09,208 INFO L87 Difference]: Start difference. First operand 15954 states and 17954 transitions. Second operand has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:18,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:18,140 INFO L93 Difference]: Finished difference Result 40238 states and 45011 transitions. [2022-11-16 12:27:18,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-16 12:27:18,140 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 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 621 [2022-11-16 12:27:18,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:18,168 INFO L225 Difference]: With dead ends: 40238 [2022-11-16 12:27:18,168 INFO L226 Difference]: Without dead ends: 17747 [2022-11-16 12:27:18,179 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1251 GetRequests, 1236 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-11-16 12:27:18,180 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 2645 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 6995 mSolverCounterSat, 635 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2645 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 7630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 635 IncrementalHoareTripleChecker+Valid, 6995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:18,180 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2645 Valid, 322 Invalid, 7630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [635 Valid, 6995 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2022-11-16 12:27:18,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17747 states. [2022-11-16 12:27:18,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17747 to 12661. [2022-11-16 12:27:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12661 states, 12660 states have (on average 1.068562401263823) internal successors, (13528), 12660 states have internal predecessors, (13528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:18,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12661 states to 12661 states and 13528 transitions. [2022-11-16 12:27:18,382 INFO L78 Accepts]: Start accepts. Automaton has 12661 states and 13528 transitions. Word has length 621 [2022-11-16 12:27:18,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:18,382 INFO L495 AbstractCegarLoop]: Abstraction has 12661 states and 13528 transitions. [2022-11-16 12:27:18,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:18,383 INFO L276 IsEmpty]: Start isEmpty. Operand 12661 states and 13528 transitions. [2022-11-16 12:27:18,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2022-11-16 12:27:18,393 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:18,393 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, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:27:18,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:27:18,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:27:18,599 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:18,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:18,600 INFO L85 PathProgramCache]: Analyzing trace with hash 424985096, now seen corresponding path program 1 times [2022-11-16 12:27:18,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:18,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639795327] [2022-11-16 12:27:18,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:18,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:19,124 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 427 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2022-11-16 12:27:19,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:19,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639795327] [2022-11-16 12:27:19,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639795327] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:27:19,125 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:27:19,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:27:19,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306130276] [2022-11-16 12:27:19,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:27:19,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:27:19,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:19,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:27:19,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:27:19,129 INFO L87 Difference]: Start difference. First operand 12661 states and 13528 transitions. Second operand has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 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) [2022-11-16 12:27:20,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:20,535 INFO L93 Difference]: Finished difference Result 25318 states and 27064 transitions. [2022-11-16 12:27:20,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:27:20,535 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 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 646 [2022-11-16 12:27:20,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:20,550 INFO L225 Difference]: With dead ends: 25318 [2022-11-16 12:27:20,550 INFO L226 Difference]: Without dead ends: 12958 [2022-11-16 12:27:20,559 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 [2022-11-16 12:27:20,560 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 437 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 741 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:20,560 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 69 Invalid, 825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 741 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-16 12:27:20,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12958 states. [2022-11-16 12:27:20,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12958 to 12659. [2022-11-16 12:27:20,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12659 states, 12658 states have (on average 1.0684152314741666) internal successors, (13524), 12658 states have internal predecessors, (13524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:20,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12659 states to 12659 states and 13524 transitions. [2022-11-16 12:27:20,750 INFO L78 Accepts]: Start accepts. Automaton has 12659 states and 13524 transitions. Word has length 646 [2022-11-16 12:27:20,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:20,751 INFO L495 AbstractCegarLoop]: Abstraction has 12659 states and 13524 transitions. [2022-11-16 12:27:20,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 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) [2022-11-16 12:27:20,751 INFO L276 IsEmpty]: Start isEmpty. Operand 12659 states and 13524 transitions. [2022-11-16 12:27:20,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 668 [2022-11-16 12:27:20,762 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:20,762 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:27:20,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-16 12:27:20,763 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:20,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:20,764 INFO L85 PathProgramCache]: Analyzing trace with hash 971846072, now seen corresponding path program 1 times [2022-11-16 12:27:20,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:20,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15227414] [2022-11-16 12:27:20,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:20,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:21,391 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2022-11-16 12:27:21,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:21,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15227414] [2022-11-16 12:27:21,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15227414] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:27:21,392 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:27:21,393 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:27:21,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340494024] [2022-11-16 12:27:21,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:27:21,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:27:21,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:21,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:27:21,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:27:21,400 INFO L87 Difference]: Start difference. First operand 12659 states and 13524 transitions. Second operand has 3 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:22,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:22,816 INFO L93 Difference]: Finished difference Result 29201 states and 31263 transitions. [2022-11-16 12:27:22,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:27:22,817 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 0 states have call successors, (0), 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 667 [2022-11-16 12:27:22,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:22,835 INFO L225 Difference]: With dead ends: 29201 [2022-11-16 12:27:22,836 INFO L226 Difference]: Without dead ends: 16544 [2022-11-16 12:27:22,845 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 [2022-11-16 12:27:22,846 INFO L413 NwaCegarLoop]: 506 mSDtfsCounter, 249 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 753 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:22,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 544 Invalid, 877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 753 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-16 12:27:22,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16544 states. [2022-11-16 12:27:23,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16544 to 15647. [2022-11-16 12:27:23,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15647 states, 15646 states have (on average 1.056755720311901) internal successors, (16534), 15646 states have internal predecessors, (16534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:23,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15647 states to 15647 states and 16534 transitions. [2022-11-16 12:27:23,055 INFO L78 Accepts]: Start accepts. Automaton has 15647 states and 16534 transitions. Word has length 667 [2022-11-16 12:27:23,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:23,056 INFO L495 AbstractCegarLoop]: Abstraction has 15647 states and 16534 transitions. [2022-11-16 12:27:23,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:23,056 INFO L276 IsEmpty]: Start isEmpty. Operand 15647 states and 16534 transitions. [2022-11-16 12:27:23,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 692 [2022-11-16 12:27:23,069 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:23,070 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-16 12:27:23,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-16 12:27:23,070 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:23,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:23,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1189188974, now seen corresponding path program 1 times [2022-11-16 12:27:23,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:23,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184187749] [2022-11-16 12:27:23,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:23,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:23,840 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 545 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-16 12:27:23,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:23,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184187749] [2022-11-16 12:27:23,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184187749] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:27:23,841 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:27:23,841 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:27:23,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024058918] [2022-11-16 12:27:23,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:27:23,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:27:23,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:23,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:27:23,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:27:23,844 INFO L87 Difference]: Start difference. First operand 15647 states and 16534 transitions. Second operand has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:25,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:25,271 INFO L93 Difference]: Finished difference Result 34881 states and 36954 transitions. [2022-11-16 12:27:25,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:27:25,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 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 691 [2022-11-16 12:27:25,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:25,288 INFO L225 Difference]: With dead ends: 34881 [2022-11-16 12:27:25,288 INFO L226 Difference]: Without dead ends: 19236 [2022-11-16 12:27:25,297 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 [2022-11-16 12:27:25,298 INFO L413 NwaCegarLoop]: 486 mSDtfsCounter, 83 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:25,298 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 518 Invalid, 876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-16 12:27:25,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19236 states. [2022-11-16 12:27:25,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19236 to 19235. [2022-11-16 12:27:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19235 states, 19234 states have (on average 1.051783300405532) internal successors, (20230), 19234 states have internal predecessors, (20230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:25,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19235 states to 19235 states and 20230 transitions. [2022-11-16 12:27:25,590 INFO L78 Accepts]: Start accepts. Automaton has 19235 states and 20230 transitions. Word has length 691 [2022-11-16 12:27:25,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:25,591 INFO L495 AbstractCegarLoop]: Abstraction has 19235 states and 20230 transitions. [2022-11-16 12:27:25,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:25,592 INFO L276 IsEmpty]: Start isEmpty. Operand 19235 states and 20230 transitions. [2022-11-16 12:27:25,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 699 [2022-11-16 12:27:25,606 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:25,606 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:27:25,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-16 12:27:25,607 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:25,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:25,608 INFO L85 PathProgramCache]: Analyzing trace with hash 2083360250, now seen corresponding path program 1 times [2022-11-16 12:27:25,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:25,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227792573] [2022-11-16 12:27:25,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:25,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:26,475 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 635 proven. 190 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-16 12:27:26,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:26,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227792573] [2022-11-16 12:27:26,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227792573] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:27:26,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1246449401] [2022-11-16 12:27:26,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:26,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:27:26,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:27:26,478 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:27:26,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 12:27:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:26,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 852 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:27:26,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:27:34,193 WARN L233 SmtUtils]: Spent 6.53s on a formula simplification. DAG size of input: 61 DAG size of output: 24 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:27:37,219 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2022-11-16 12:27:37,221 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:27:37,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1246449401] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:27:37,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 12:27:37,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-16 12:27:37,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582124515] [2022-11-16 12:27:37,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:27:37,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:27:37,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:37,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:27:37,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:27:37,224 INFO L87 Difference]: Start difference. First operand 19235 states and 20230 transitions. Second operand has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:37,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:37,332 INFO L93 Difference]: Finished difference Result 19537 states and 20537 transitions. [2022-11-16 12:27:37,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:27:37,333 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 698 [2022-11-16 12:27:37,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:37,352 INFO L225 Difference]: With dead ends: 19537 [2022-11-16 12:27:37,352 INFO L226 Difference]: Without dead ends: 19535 [2022-11-16 12:27:37,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 701 GetRequests, 697 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:27:37,358 INFO L413 NwaCegarLoop]: 499 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 762 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:37,359 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 537 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 762 Unchecked, 0.0s Time] [2022-11-16 12:27:37,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19535 states. [2022-11-16 12:27:37,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19535 to 19235. [2022-11-16 12:27:37,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19235 states, 19234 states have (on average 1.051783300405532) internal successors, (20230), 19234 states have internal predecessors, (20230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:37,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19235 states to 19235 states and 20230 transitions. [2022-11-16 12:27:37,613 INFO L78 Accepts]: Start accepts. Automaton has 19235 states and 20230 transitions. Word has length 698 [2022-11-16 12:27:37,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:37,614 INFO L495 AbstractCegarLoop]: Abstraction has 19235 states and 20230 transitions. [2022-11-16 12:27:37,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:37,615 INFO L276 IsEmpty]: Start isEmpty. Operand 19235 states and 20230 transitions. [2022-11-16 12:27:37,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 766 [2022-11-16 12:27:37,629 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:37,630 INFO L195 NwaCegarLoop]: trace histogram [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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:27:37,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:27:37,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-16 12:27:37,837 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:37,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:37,838 INFO L85 PathProgramCache]: Analyzing trace with hash 117103344, now seen corresponding path program 1 times [2022-11-16 12:27:37,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:37,838 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344465357] [2022-11-16 12:27:37,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:37,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:38,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 745 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2022-11-16 12:27:38,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:38,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344465357] [2022-11-16 12:27:38,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344465357] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:27:38,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:27:38,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:27:38,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084524002] [2022-11-16 12:27:38,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:27:38,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:27:38,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:38,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:27:38,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:27:38,443 INFO L87 Difference]: Start difference. First operand 19235 states and 20230 transitions. Second operand has 3 states, 3 states have (on average 156.33333333333334) internal successors, (469), 3 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:40,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:40,039 INFO L93 Difference]: Finished difference Result 41157 states and 43347 transitions. [2022-11-16 12:27:40,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:27:40,040 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 156.33333333333334) internal successors, (469), 3 states have internal predecessors, (469), 0 states have call successors, (0), 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 765 [2022-11-16 12:27:40,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:40,066 INFO L225 Difference]: With dead ends: 41157 [2022-11-16 12:27:40,066 INFO L226 Difference]: Without dead ends: 22223 [2022-11-16 12:27:40,077 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 [2022-11-16 12:27:40,081 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 220 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 780 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:40,081 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 160 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 780 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-16 12:27:40,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22223 states. [2022-11-16 12:27:40,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22223 to 21027. [2022-11-16 12:27:40,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21027 states, 21026 states have (on average 1.049652810805669) internal successors, (22070), 21026 states have internal predecessors, (22070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:40,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21027 states to 21027 states and 22070 transitions. [2022-11-16 12:27:40,364 INFO L78 Accepts]: Start accepts. Automaton has 21027 states and 22070 transitions. Word has length 765 [2022-11-16 12:27:40,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:40,365 INFO L495 AbstractCegarLoop]: Abstraction has 21027 states and 22070 transitions. [2022-11-16 12:27:40,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 156.33333333333334) internal successors, (469), 3 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:40,365 INFO L276 IsEmpty]: Start isEmpty. Operand 21027 states and 22070 transitions. [2022-11-16 12:27:40,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 813 [2022-11-16 12:27:40,384 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:40,384 INFO L195 NwaCegarLoop]: trace histogram [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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:27:40,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-16 12:27:40,385 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:40,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:40,386 INFO L85 PathProgramCache]: Analyzing trace with hash 460418927, now seen corresponding path program 1 times [2022-11-16 12:27:40,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:40,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864678035] [2022-11-16 12:27:40,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:40,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:41,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1366 backedges. 690 proven. 390 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-11-16 12:27:41,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:41,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864678035] [2022-11-16 12:27:41,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864678035] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:27:41,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [389589017] [2022-11-16 12:27:41,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:41,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:27:41,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:27:41,897 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:27:41,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-16 12:27:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:42,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 991 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:27:42,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:27:42,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1366 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 1047 trivial. 0 not checked. [2022-11-16 12:27:42,405 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:27:42,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [389589017] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:27:42,405 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 12:27:42,406 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-16 12:27:42,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22836940] [2022-11-16 12:27:42,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:27:42,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:27:42,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:42,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:27:42,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:27:42,410 INFO L87 Difference]: Start difference. First operand 21027 states and 22070 transitions. Second operand has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:44,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:44,070 INFO L93 Difference]: Finished difference Result 41149 states and 43211 transitions. [2022-11-16 12:27:44,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:27:44,071 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 0 states have call successors, (0), 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 812 [2022-11-16 12:27:44,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:44,088 INFO L225 Difference]: With dead ends: 41149 [2022-11-16 12:27:44,088 INFO L226 Difference]: Without dead ends: 20124 [2022-11-16 12:27:44,099 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 813 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:27:44,101 INFO L413 NwaCegarLoop]: 464 mSDtfsCounter, 262 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:44,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 497 Invalid, 849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-16 12:27:44,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20124 states. [2022-11-16 12:27:44,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20124 to 19526. [2022-11-16 12:27:44,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19526 states, 19525 states have (on average 1.0295518565941102) internal successors, (20102), 19525 states have internal predecessors, (20102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:44,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19526 states to 19526 states and 20102 transitions. [2022-11-16 12:27:44,445 INFO L78 Accepts]: Start accepts. Automaton has 19526 states and 20102 transitions. Word has length 812 [2022-11-16 12:27:44,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:44,446 INFO L495 AbstractCegarLoop]: Abstraction has 19526 states and 20102 transitions. [2022-11-16 12:27:44,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:44,446 INFO L276 IsEmpty]: Start isEmpty. Operand 19526 states and 20102 transitions. [2022-11-16 12:27:44,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 824 [2022-11-16 12:27:44,466 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:44,467 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-16 12:27:44,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:27:44,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:27:44,673 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:44,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:44,674 INFO L85 PathProgramCache]: Analyzing trace with hash 545763390, now seen corresponding path program 1 times [2022-11-16 12:27:44,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:44,675 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459509349] [2022-11-16 12:27:44,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:44,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:45,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 551 proven. 0 refuted. 0 times theorem prover too weak. 527 trivial. 0 not checked. [2022-11-16 12:27:45,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:45,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459509349] [2022-11-16 12:27:45,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459509349] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:27:45,242 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:27:45,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:27:45,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445995596] [2022-11-16 12:27:45,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:27:45,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:27:45,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:45,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:27:45,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:27:45,245 INFO L87 Difference]: Start difference. First operand 19526 states and 20102 transitions. Second operand has 3 states, 3 states have (on average 135.0) internal successors, (405), 3 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:46,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:46,716 INFO L93 Difference]: Finished difference Result 41736 states and 43031 transitions. [2022-11-16 12:27:46,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:27:46,717 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 135.0) internal successors, (405), 3 states have internal predecessors, (405), 0 states have call successors, (0), 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 823 [2022-11-16 12:27:46,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:46,740 INFO L225 Difference]: With dead ends: 41736 [2022-11-16 12:27:46,740 INFO L226 Difference]: Without dead ends: 22212 [2022-11-16 12:27:46,749 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 [2022-11-16 12:27:46,749 INFO L413 NwaCegarLoop]: 465 mSDtfsCounter, 311 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 740 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 740 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:46,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 505 Invalid, 808 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 740 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-16 12:27:46,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22212 states. [2022-11-16 12:27:47,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22212 to 19220. [2022-11-16 12:27:47,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19220 states, 19219 states have (on average 1.0276809407357304) internal successors, (19751), 19219 states have internal predecessors, (19751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:47,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19220 states to 19220 states and 19751 transitions. [2022-11-16 12:27:47,041 INFO L78 Accepts]: Start accepts. Automaton has 19220 states and 19751 transitions. Word has length 823 [2022-11-16 12:27:47,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:47,042 INFO L495 AbstractCegarLoop]: Abstraction has 19220 states and 19751 transitions. [2022-11-16 12:27:47,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 135.0) internal successors, (405), 3 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:47,042 INFO L276 IsEmpty]: Start isEmpty. Operand 19220 states and 19751 transitions. [2022-11-16 12:27:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 845 [2022-11-16 12:27:47,052 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:47,052 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-16 12:27:47,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-16 12:27:47,053 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:47,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:47,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1047886970, now seen corresponding path program 1 times [2022-11-16 12:27:47,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:47,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739882390] [2022-11-16 12:27:47,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:47,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:47,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1094 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 839 trivial. 0 not checked. [2022-11-16 12:27:47,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:47,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739882390] [2022-11-16 12:27:47,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739882390] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:27:47,620 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:27:47,621 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:27:47,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980115909] [2022-11-16 12:27:47,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:27:47,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:27:47,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:47,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:27:47,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:27:47,623 INFO L87 Difference]: Start difference. First operand 19220 states and 19751 transitions. Second operand has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:48,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:48,846 INFO L93 Difference]: Finished difference Result 33015 states and 33826 transitions. [2022-11-16 12:27:48,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:27:48,846 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 0 states have call successors, (0), 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 844 [2022-11-16 12:27:48,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:48,862 INFO L225 Difference]: With dead ends: 33015 [2022-11-16 12:27:48,862 INFO L226 Difference]: Without dead ends: 13797 [2022-11-16 12:27:48,871 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 [2022-11-16 12:27:48,872 INFO L413 NwaCegarLoop]: 356 mSDtfsCounter, 260 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 705 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:48,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 368 Invalid, 789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 705 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-16 12:27:48,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13797 states. [2022-11-16 12:27:49,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13797 to 11100. [2022-11-16 12:27:49,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11100 states, 11099 states have (on average 1.0191909181007297) internal successors, (11312), 11099 states have internal predecessors, (11312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:49,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11100 states to 11100 states and 11312 transitions. [2022-11-16 12:27:49,053 INFO L78 Accepts]: Start accepts. Automaton has 11100 states and 11312 transitions. Word has length 844 [2022-11-16 12:27:49,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:49,053 INFO L495 AbstractCegarLoop]: Abstraction has 11100 states and 11312 transitions. [2022-11-16 12:27:49,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:49,054 INFO L276 IsEmpty]: Start isEmpty. Operand 11100 states and 11312 transitions. [2022-11-16 12:27:49,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 999 [2022-11-16 12:27:49,068 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:49,068 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:27:49,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-16 12:27:49,069 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:49,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:49,069 INFO L85 PathProgramCache]: Analyzing trace with hash 53488158, now seen corresponding path program 1 times [2022-11-16 12:27:49,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:49,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445156802] [2022-11-16 12:27:49,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:49,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1504 backedges. 916 proven. 0 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2022-11-16 12:27:50,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:50,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445156802] [2022-11-16 12:27:50,284 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445156802] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:27:50,284 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:27:50,284 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:27:50,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147724291] [2022-11-16 12:27:50,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:27:50,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:27:50,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:50,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:27:50,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:27:50,287 INFO L87 Difference]: Start difference. First operand 11100 states and 11312 transitions. Second operand has 4 states, 4 states have (on average 151.75) internal successors, (607), 4 states have internal predecessors, (607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:52,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:27:52,211 INFO L93 Difference]: Finished difference Result 16799 states and 17109 transitions. [2022-11-16 12:27:52,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:27:52,212 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 151.75) internal successors, (607), 4 states have internal predecessors, (607), 0 states have call successors, (0), 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 998 [2022-11-16 12:27:52,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:27:52,224 INFO L225 Difference]: With dead ends: 16799 [2022-11-16 12:27:52,224 INFO L226 Difference]: Without dead ends: 16797 [2022-11-16 12:27:52,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:27:52,229 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 332 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1407 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 1477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 1407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-16 12:27:52,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 75 Invalid, 1477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 1407 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-16 12:27:52,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16797 states. [2022-11-16 12:27:52,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16797 to 11100. [2022-11-16 12:27:52,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11100 states, 11099 states have (on average 1.0191909181007297) internal successors, (11312), 11099 states have internal predecessors, (11312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:52,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11100 states to 11100 states and 11312 transitions. [2022-11-16 12:27:52,364 INFO L78 Accepts]: Start accepts. Automaton has 11100 states and 11312 transitions. Word has length 998 [2022-11-16 12:27:52,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:27:52,365 INFO L495 AbstractCegarLoop]: Abstraction has 11100 states and 11312 transitions. [2022-11-16 12:27:52,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 151.75) internal successors, (607), 4 states have internal predecessors, (607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:27:52,366 INFO L276 IsEmpty]: Start isEmpty. Operand 11100 states and 11312 transitions. [2022-11-16 12:27:52,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1044 [2022-11-16 12:27:52,377 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:27:52,378 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, 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, 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, 2, 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] [2022-11-16 12:27:52,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-16 12:27:52,378 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:27:52,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:27:52,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1236328096, now seen corresponding path program 1 times [2022-11-16 12:27:52,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:27:52,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061765616] [2022-11-16 12:27:52,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:52,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:27:52,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:53,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1594 backedges. 255 proven. 706 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-11-16 12:27:53,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:27:53,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061765616] [2022-11-16 12:27:53,850 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061765616] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:27:53,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107172780] [2022-11-16 12:27:53,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:27:53,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:27:53,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:27:53,852 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:27:53,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-16 12:27:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:27:54,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:27:54,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:28:01,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1594 backedges. 255 proven. 706 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-11-16 12:28:01,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:28:03,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1594 backedges. 255 proven. 706 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-11-16 12:28:03,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107172780] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:28:03,531 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:28:03,532 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2022-11-16 12:28:03,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122559899] [2022-11-16 12:28:03,532 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:28:03,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-16 12:28:03,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:28:03,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-16 12:28:03,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:28:03,536 INFO L87 Difference]: Start difference. First operand 11100 states and 11312 transitions. Second operand has 10 states, 10 states have (on average 154.6) internal successors, (1546), 9 states have internal predecessors, (1546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:28:07,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:28:07,863 INFO L93 Difference]: Finished difference Result 25490 states and 25971 transitions. [2022-11-16 12:28:07,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-16 12:28:07,867 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 154.6) internal successors, (1546), 9 states have internal predecessors, (1546), 0 states have call successors, (0), 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 1043 [2022-11-16 12:28:07,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:28:07,869 INFO L225 Difference]: With dead ends: 25490 [2022-11-16 12:28:07,869 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 12:28:07,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2088 GetRequests, 2080 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:28:07,878 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 1313 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 2986 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1313 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 4823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 2986 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1654 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:28:07,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1313 Valid, 156 Invalid, 4823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 2986 Invalid, 0 Unknown, 1654 Unchecked, 4.0s Time] [2022-11-16 12:28:07,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 12:28:07,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 12:28:07,879 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) [2022-11-16 12:28:07,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:28:07,880 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1043 [2022-11-16 12:28:07,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:28:07,880 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:28:07,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 154.6) internal successors, (1546), 9 states have internal predecessors, (1546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:28:07,881 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:28:07,881 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 12:28:07,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:28:07,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:28:08,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:28:08,094 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 12:28:22,889 WARN L233 SmtUtils]: Spent 7.24s on a formula simplification. DAG size of input: 416 DAG size of output: 109 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-16 12:28:28,763 WARN L233 SmtUtils]: Spent 5.87s on a formula simplification. DAG size of input: 420 DAG size of output: 109 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-16 12:28:33,168 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,168 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,168 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,168 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,168 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,169 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,169 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-11-16 12:28:33,169 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-11-16 12:28:33,169 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,169 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,169 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,170 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-16 12:28:33,170 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,170 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,170 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,170 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,170 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,171 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-16 12:28:33,171 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,171 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,171 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-11-16 12:28:33,171 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-11-16 12:28:33,171 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,171 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,172 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,172 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,172 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-16 12:28:33,172 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,172 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-11-16 12:28:33,172 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-11-16 12:28:33,172 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,173 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,173 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-11-16 12:28:33,173 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-11-16 12:28:33,173 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,173 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,173 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,174 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,174 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,174 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-16 12:28:33,174 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,174 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,174 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,174 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,175 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,175 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,175 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-16 12:28:33,175 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,175 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,175 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,175 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,176 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,176 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,176 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-16 12:28:33,176 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,176 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,176 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,177 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,177 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,177 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,177 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-16 12:28:33,177 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,177 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,177 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,178 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,178 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-11-16 12:28:33,178 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-11-16 12:28:33,178 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,178 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,178 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,178 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,179 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-16 12:28:33,179 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,179 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,179 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,179 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,179 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,179 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,180 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-11-16 12:28:33,180 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,180 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-11-16 12:28:33,180 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-11-16 12:28:33,180 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-11-16 12:28:33,180 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-16 12:28:33,180 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,181 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,181 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,181 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,181 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,181 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,181 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,182 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,182 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-16 12:28:33,182 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-16 12:28:33,182 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 215) no Hoare annotation was computed. [2022-11-16 12:28:33,182 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,182 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,183 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,183 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,183 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,183 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-16 12:28:33,183 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,183 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-11-16 12:28:33,183 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-11-16 12:28:33,184 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-11-16 12:28:33,184 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-11-16 12:28:33,184 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-11-16 12:28:33,184 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-11-16 12:28:33,184 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,184 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,184 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,185 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,185 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-11-16 12:28:33,185 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-11-16 12:28:33,185 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,185 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-16 12:28:33,185 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,185 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,186 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,186 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,186 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,186 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,186 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-16 12:28:33,186 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,186 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,187 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,187 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,187 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,187 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-11-16 12:28:33,187 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-11-16 12:28:33,187 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,188 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-16 12:28:33,188 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-11-16 12:28:33,188 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-11-16 12:28:33,188 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,188 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-11-16 12:28:33,188 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-11-16 12:28:33,188 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,189 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,189 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,189 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,189 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-16 12:28:33,189 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,189 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,189 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,190 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,190 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-11-16 12:28:33,190 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-11-16 12:28:33,190 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,190 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-16 12:28:33,190 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,190 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,191 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,191 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,191 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,191 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,191 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-16 12:28:33,191 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,191 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,192 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,192 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,192 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,192 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,192 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,192 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-16 12:28:33,192 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,193 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,193 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,193 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,193 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,193 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-16 12:28:33,193 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,194 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,194 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,194 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,194 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,194 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,194 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,194 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-16 12:28:33,195 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,195 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-11-16 12:28:33,195 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-11-16 12:28:33,195 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,195 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,195 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-16 12:28:33,195 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,196 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,196 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,196 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,196 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,196 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-16 12:28:33,196 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,196 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,197 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,197 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,197 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,197 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-16 12:28:33,197 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,197 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,197 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,198 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,198 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-16 12:28:33,198 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-16 12:28:33,198 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,198 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,198 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,198 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,199 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,199 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-11-16 12:28:33,199 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-11-16 12:28:33,199 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,199 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-16 12:28:33,199 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-16 12:28:33,200 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,200 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,200 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,200 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,200 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,200 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-11-16 12:28:33,200 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-11-16 12:28:33,201 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-11-16 12:28:33,201 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-11-16 12:28:33,201 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,201 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,201 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,201 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-16 12:28:33,201 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-16 12:28:33,202 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,202 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,202 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,202 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,202 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,202 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,202 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-11-16 12:28:33,203 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-11-16 12:28:33,203 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-16 12:28:33,203 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,203 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-16 12:28:33,203 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,203 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,203 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,204 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,204 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,204 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,204 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,204 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,204 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-16 12:28:33,205 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-16 12:28:33,205 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-11-16 12:28:33,205 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-11-16 12:28:33,205 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,205 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,205 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,205 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,206 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse22 (+ ~a4~0 86)) (.cse20 (+ ~a0~0 61))) (let ((.cse8 (+ ~a29~0 127)) (.cse2 (<= .cse20 0)) (.cse14 (<= .cse22 0)) (.cse6 (= ~a2~0 1)) (.cse11 (<= (+ ~a0~0 147) 0))) (let ((.cse7 (not .cse11)) (.cse10 (< 0 .cse22)) (.cse15 (<= (+ ~a0~0 99) 0)) (.cse12 (<= 5 ~a2~0)) (.cse0 (<= 0 (+ ~a29~0 15))) (.cse5 (<= (+ 98 ~a0~0) 0)) (.cse17 (<= 0 (+ ~a0~0 459337))) (.cse19 (let ((.cse21 (< ~a29~0 401235))) (or (and .cse6 .cse21 .cse2) (and (not .cse14) .cse6 .cse21)))) (.cse3 (= 3 ~a2~0)) (.cse9 (<= .cse8 0)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse18 (not (<= ~a29~0 43))) (.cse16 (= ~a2~0 4)) (.cse13 (= 2 ~a2~0)) (.cse1 (<= (+ 89 ~a4~0) 0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse4 .cse5 .cse6 .cse7) (and (<= 0 .cse8) .cse1 .cse6 (<= 0 (+ 44 ~a0~0)) .cse9) (and .cse10 .cse4 .cse11 .cse12) (and .cse1 .cse12 .cse2) (and .cse0 .cse1 .cse12) (and .cse1 .cse5 .cse2) (and .cse10 .cse4 .cse0 .cse12 .cse2) (and .cse4 .cse5 .cse12 .cse7) (and .cse10 .cse4 .cse13 .cse11) (and .cse6 .cse14 .cse2 (<= (+ ~a29~0 144) 0)) (and .cse10 .cse4 .cse13 .cse0 .cse5) (and .cse10 (< 43 ~a29~0) .cse4 .cse15 .cse16) (and .cse4 .cse15 .cse3) (and .cse17 .cse4 .cse11 .cse12 .cse18) (and .cse13 .cse1 (<= (+ ~a29~0 401505) 0)) (and .cse4 .cse11 .cse16) (and .cse4 (< 0 (+ 600178 ~a0~0)) .cse0 .cse19) (and .cse13 .cse5 .cse18) (and .cse17 .cse4 .cse19) (and .cse1 .cse3 .cse2) (and .cse1 .cse3 .cse9) (and (<= 0 (+ 595424 ~a0~0)) .cse4 .cse11 .cse6 .cse18) (and .cse1 .cse16) (and (< 0 .cse20) .cse13 .cse1))))) [2022-11-16 12:28:33,206 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-16 12:28:33,206 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-16 12:28:33,207 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,207 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,207 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,207 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,207 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,207 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,207 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,208 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-11-16 12:28:33,208 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,208 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-11-16 12:28:33,208 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-11-16 12:28:33,208 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,208 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-11-16 12:28:33,208 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-11-16 12:28:33,209 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-16 12:28:33,209 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-16 12:28:33,209 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,209 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,209 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,209 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,209 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,210 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-16 12:28:33,210 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-16 12:28:33,210 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,210 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-11-16 12:28:33,210 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-11-16 12:28:33,210 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,210 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 12:28:33,211 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,211 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,211 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,211 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,212 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse22 (+ ~a4~0 86)) (.cse20 (+ ~a0~0 61))) (let ((.cse8 (+ ~a29~0 127)) (.cse2 (<= .cse20 0)) (.cse16 (<= .cse22 0)) (.cse6 (= ~a2~0 1)) (.cse11 (<= (+ ~a0~0 147) 0))) (let ((.cse7 (not .cse11)) (.cse10 (< 0 .cse22)) (.cse14 (<= (+ ~a0~0 99) 0)) (.cse12 (<= 5 ~a2~0)) (.cse0 (<= 0 (+ ~a29~0 15))) (.cse5 (<= (+ 98 ~a0~0) 0)) (.cse17 (<= 0 (+ ~a0~0 459337))) (.cse19 (let ((.cse21 (< ~a29~0 401235))) (or (and .cse6 .cse21 .cse2) (and (not .cse16) .cse6 .cse21)))) (.cse3 (= 3 ~a2~0)) (.cse9 (<= .cse8 0)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse18 (not (<= ~a29~0 43))) (.cse15 (= ~a2~0 4)) (.cse13 (= 2 ~a2~0)) (.cse1 (<= (+ 89 ~a4~0) 0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse4 .cse5 .cse6 .cse7) (and (<= 0 .cse8) .cse1 .cse6 (<= 0 (+ 44 ~a0~0)) .cse9) (and .cse10 .cse4 .cse11 .cse12) (and .cse1 .cse12 .cse2) (and .cse0 .cse1 .cse12) (and .cse1 .cse5 .cse2) (and .cse10 .cse4 .cse0 .cse12 .cse2) (and .cse4 .cse5 .cse12 .cse7) (and .cse10 .cse4 .cse13 .cse11) (and .cse10 .cse4 .cse13 .cse0 .cse5) (and .cse10 (< 43 ~a29~0) .cse4 .cse14 .cse15) (and .cse4 .cse14 .cse3) (and .cse6 .cse16 (<= (+ ~a29~0 144) 0)) (and .cse17 .cse4 .cse11 .cse12 .cse18) (and .cse13 .cse1 (<= (+ ~a29~0 401505) 0)) (and .cse4 .cse11 .cse15) (and .cse4 (< 0 (+ 600178 ~a0~0)) .cse0 .cse19) (and .cse13 .cse5 .cse18) (and .cse17 .cse4 .cse19) (and .cse1 .cse3 .cse2) (and .cse1 .cse3 .cse9) (and (<= 0 (+ 595424 ~a0~0)) .cse4 .cse11 .cse6 .cse18) (and .cse1 .cse15) (and (< 0 .cse20) .cse13 .cse1))))) [2022-11-16 12:28:33,212 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,212 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-16 12:28:33,212 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-16 12:28:33,212 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,212 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,213 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,213 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,213 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,213 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,213 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-16 12:28:33,213 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-16 12:28:33,213 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,213 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,214 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-11-16 12:28:33,214 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,214 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,214 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,214 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,214 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,215 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,215 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-16 12:28:33,215 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-16 12:28:33,215 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,215 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,215 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,215 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,215 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,216 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,216 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-16 12:28:33,216 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,216 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-16 12:28:33,216 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,216 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,216 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,217 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,217 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,217 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,217 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,217 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-16 12:28:33,217 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-16 12:28:33,218 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,218 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,218 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,218 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,218 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,218 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,218 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,219 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-16 12:28:33,219 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-16 12:28:33,219 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,219 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,219 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,219 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,219 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,219 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,220 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,220 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-11-16 12:28:33,220 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-11-16 12:28:33,220 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,220 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-16 12:28:33,220 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-16 12:28:33,220 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,221 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,221 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,221 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,221 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,221 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,222 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse22 (+ ~a4~0 86)) (.cse20 (+ ~a0~0 61))) (let ((.cse8 (+ ~a29~0 127)) (.cse2 (<= .cse20 0)) (.cse16 (<= .cse22 0)) (.cse6 (= ~a2~0 1)) (.cse11 (<= (+ ~a0~0 147) 0))) (let ((.cse7 (not .cse11)) (.cse10 (< 0 .cse22)) (.cse14 (<= (+ ~a0~0 99) 0)) (.cse12 (<= 5 ~a2~0)) (.cse0 (<= 0 (+ ~a29~0 15))) (.cse5 (<= (+ 98 ~a0~0) 0)) (.cse17 (<= 0 (+ ~a0~0 459337))) (.cse19 (let ((.cse21 (< ~a29~0 401235))) (or (and .cse6 .cse21 .cse2) (and (not .cse16) .cse6 .cse21)))) (.cse3 (= 3 ~a2~0)) (.cse9 (<= .cse8 0)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse18 (not (<= ~a29~0 43))) (.cse15 (= ~a2~0 4)) (.cse13 (= 2 ~a2~0)) (.cse1 (<= (+ 89 ~a4~0) 0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse4 .cse5 .cse6 .cse7) (and (<= 0 .cse8) .cse1 .cse6 (<= 0 (+ 44 ~a0~0)) .cse9) (and .cse10 .cse4 .cse11 .cse12) (and .cse1 .cse12 .cse2) (and .cse0 .cse1 .cse12) (and .cse1 .cse5 .cse2) (and .cse10 .cse4 .cse0 .cse12 .cse2) (and .cse4 .cse5 .cse12 .cse7) (and .cse10 .cse4 .cse13 .cse11) (and .cse10 .cse4 .cse13 .cse0 .cse5) (and .cse10 (< 43 ~a29~0) .cse4 .cse14 .cse15) (and .cse4 .cse14 .cse3) (and .cse6 .cse16 (<= (+ ~a29~0 144) 0)) (and .cse17 .cse4 .cse11 .cse12 .cse18) (and .cse13 .cse1 (<= (+ ~a29~0 401505) 0)) (and .cse4 .cse11 .cse15) (and .cse4 (< 0 (+ 600178 ~a0~0)) .cse0 .cse19) (and .cse13 .cse5 .cse18) (and .cse17 .cse4 .cse19) (and .cse1 .cse3 .cse2) (and .cse1 .cse3 .cse9) (and (<= 0 (+ 595424 ~a0~0)) .cse4 .cse11 .cse6 .cse18) (and .cse1 .cse15) (and (< 0 .cse20) .cse13 .cse1))))) [2022-11-16 12:28:33,222 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-16 12:28:33,222 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-16 12:28:33,222 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,222 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,222 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,222 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,223 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-11-16 12:28:33,224 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,225 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-11-16 12:28:33,225 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-16 12:28:33,225 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,225 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,225 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,225 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,225 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,225 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,226 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,226 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-16 12:28:33,226 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,226 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,226 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,226 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,226 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-16 12:28:33,226 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,226 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,226 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-11-16 12:28:33,227 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,227 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,227 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,227 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,227 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,227 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,227 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,228 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-11-16 12:28:33,228 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-11-16 12:28:33,228 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,228 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-16 12:28:33,228 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,228 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 12:28:33,228 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,229 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-16 12:28:33,229 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-11-16 12:28:33,232 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:28:33,234 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:28:33,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:28:33 BoogieIcfgContainer [2022-11-16 12:28:33,292 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:28:33,293 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:28:33,293 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:28:33,294 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:28:33,294 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:26:25" (3/4) ... [2022-11-16 12:28:33,297 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 12:28:33,337 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-16 12:28:33,339 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-16 12:28:33,340 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-16 12:28:33,341 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 12:28:33,552 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 12:28:33,552 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:28:33,553 INFO L158 Benchmark]: Toolchain (without parser) took 133109.97ms. Allocated memory was 130.0MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 88.5MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 936.6MB. Max. memory is 16.1GB. [2022-11-16 12:28:33,553 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory was 110.4MB in the beginning and 110.3MB in the end (delta: 127.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:28:33,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1292.68ms. Allocated memory is still 130.0MB. Free memory was 88.2MB in the beginning and 91.1MB in the end (delta: -2.9MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2022-11-16 12:28:33,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 213.57ms. Allocated memory is still 130.0MB. Free memory was 91.1MB in the beginning and 53.4MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-16 12:28:33,555 INFO L158 Benchmark]: Boogie Preprocessor took 263.99ms. Allocated memory is still 130.0MB. Free memory was 53.4MB in the beginning and 64.1MB in the end (delta: -10.7MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2022-11-16 12:28:33,555 INFO L158 Benchmark]: RCFGBuilder took 3598.89ms. Allocated memory was 130.0MB in the beginning and 316.7MB in the end (delta: 186.6MB). Free memory was 64.1MB in the beginning and 217.6MB in the end (delta: -153.5MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. [2022-11-16 12:28:33,556 INFO L158 Benchmark]: TraceAbstraction took 127465.41ms. Allocated memory was 316.7MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 216.6MB in the beginning and 439.4MB in the end (delta: -222.9MB). Peak memory consumption was 893.9MB. Max. memory is 16.1GB. [2022-11-16 12:28:33,556 INFO L158 Benchmark]: Witness Printer took 258.90ms. Allocated memory is still 1.4GB. Free memory was 439.4MB in the beginning and 1.2GB in the end (delta: -804.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-16 12:28:33,560 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 130.0MB. Free memory was 110.4MB in the beginning and 110.3MB in the end (delta: 127.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1292.68ms. Allocated memory is still 130.0MB. Free memory was 88.2MB in the beginning and 91.1MB in the end (delta: -2.9MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 213.57ms. Allocated memory is still 130.0MB. Free memory was 91.1MB in the beginning and 53.4MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 263.99ms. Allocated memory is still 130.0MB. Free memory was 53.4MB in the beginning and 64.1MB in the end (delta: -10.7MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3598.89ms. Allocated memory was 130.0MB in the beginning and 316.7MB in the end (delta: 186.6MB). Free memory was 64.1MB in the beginning and 217.6MB in the end (delta: -153.5MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. * TraceAbstraction took 127465.41ms. Allocated memory was 316.7MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 216.6MB in the beginning and 439.4MB in the end (delta: -222.9MB). Peak memory consumption was 893.9MB. Max. memory is 16.1GB. * Witness Printer took 258.90ms. Allocated memory is still 1.4GB. Free memory was 439.4MB in the beginning and 1.2GB in the end (delta: -804.7MB). 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: 215]: 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, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 127.3s, OverallIterations: 23, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 58.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 25.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9656 SdHoareTripleChecker+Valid, 53.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9656 mSDsluCounter, 9129 SdHoareTripleChecker+Invalid, 46.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 2416 IncrementalHoareTripleChecker+Unchecked, 1159 mSDsCounter, 4112 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29404 IncrementalHoareTripleChecker+Invalid, 35932 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4112 mSolverCounterUnsat, 7970 mSDtfsCounter, 29404 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4911 GetRequests, 4858 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 7.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21027occurred in iteration=18, InterpolantAutomatonStates: 90, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.8s AutomataMinimizationTime, 23 MinimizatonAttempts, 24319 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 352 NumberOfFragments, 1482 HoareAnnotationTreeSize, 4 FomulaSimplifications, 23856 FormulaSimplificationTreeSizeReduction, 7.5s HoareSimplificationTime, 4 FomulaSimplificationsInter, 83061 FormulaSimplificationTreeSizeReductionInter, 17.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 34.1s InterpolantComputationTime, 15622 NumberOfCodeBlocks, 15622 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 17257 ConstructedInterpolants, 396 QuantifiedInterpolants, 64515 SizeOfPredicates, 7 NumberOfNonLiveVariables, 3812 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 29 InterpolantComputations, 21 PerfectInterpolantSequences, 19366/22181 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: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((0 <= a29 + 15 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((0 <= a29 + 15 && 89 + a4 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0))) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || ((0 <= a29 + 15 && 89 + a4 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 15) && 5 <= a2) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 98 + a0 <= 0) && 5 <= a2) && !(a0 + 147 <= 0))) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0)) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0) && a29 + 144 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 0 <= a29 + 15) && 98 + a0 <= 0)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 99 <= 0) && a2 == 4)) || ((42 + a4 <= 0 && a0 + 99 <= 0) && 3 == a2)) || ((((0 <= a0 + 459337 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43))) || ((2 == a2 && 89 + a4 <= 0) && a29 + 401505 <= 0)) || ((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 4)) || (((42 + a4 <= 0 && 0 < 600178 + a0) && 0 <= a29 + 15) && (((a2 == 1 && a29 < 401235) && a0 + 61 <= 0) || ((!(a4 + 86 <= 0) && a2 == 1) && a29 < 401235)))) || ((2 == a2 && 98 + a0 <= 0) && !(a29 <= 43))) || ((0 <= a0 + 459337 && 42 + a4 <= 0) && (((a2 == 1 && a29 < 401235) && a0 + 61 <= 0) || ((!(a4 + 86 <= 0) && a2 == 1) && a29 < 401235)))) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a29 + 127 <= 0)) || ((((0 <= 595424 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || (89 + a4 <= 0 && a2 == 4)) || ((0 < a0 + 61 && 2 == a2) && 89 + a4 <= 0) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((0 <= a29 + 15 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((0 <= a29 + 15 && 89 + a4 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0))) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || ((0 <= a29 + 15 && 89 + a4 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 15) && 5 <= a2) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 98 + a0 <= 0) && 5 <= a2) && !(a0 + 147 <= 0))) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 0 <= a29 + 15) && 98 + a0 <= 0)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 99 <= 0) && a2 == 4)) || ((42 + a4 <= 0 && a0 + 99 <= 0) && 3 == a2)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((0 <= a0 + 459337 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43))) || ((2 == a2 && 89 + a4 <= 0) && a29 + 401505 <= 0)) || ((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 4)) || (((42 + a4 <= 0 && 0 < 600178 + a0) && 0 <= a29 + 15) && (((a2 == 1 && a29 < 401235) && a0 + 61 <= 0) || ((!(a4 + 86 <= 0) && a2 == 1) && a29 < 401235)))) || ((2 == a2 && 98 + a0 <= 0) && !(a29 <= 43))) || ((0 <= a0 + 459337 && 42 + a4 <= 0) && (((a2 == 1 && a29 < 401235) && a0 + 61 <= 0) || ((!(a4 + 86 <= 0) && a2 == 1) && a29 < 401235)))) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a29 + 127 <= 0)) || ((((0 <= 595424 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || (89 + a4 <= 0 && a2 == 4)) || ((0 < a0 + 61 && 2 == a2) && 89 + a4 <= 0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((0 <= a29 + 15 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((0 <= a29 + 15 && 89 + a4 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0))) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || ((0 <= a29 + 15 && 89 + a4 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 15) && 5 <= a2) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 98 + a0 <= 0) && 5 <= a2) && !(a0 + 147 <= 0))) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 0 <= a29 + 15) && 98 + a0 <= 0)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 99 <= 0) && a2 == 4)) || ((42 + a4 <= 0 && a0 + 99 <= 0) && 3 == a2)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((0 <= a0 + 459337 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43))) || ((2 == a2 && 89 + a4 <= 0) && a29 + 401505 <= 0)) || ((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 4)) || (((42 + a4 <= 0 && 0 < 600178 + a0) && 0 <= a29 + 15) && (((a2 == 1 && a29 < 401235) && a0 + 61 <= 0) || ((!(a4 + 86 <= 0) && a2 == 1) && a29 < 401235)))) || ((2 == a2 && 98 + a0 <= 0) && !(a29 <= 43))) || ((0 <= a0 + 459337 && 42 + a4 <= 0) && (((a2 == 1 && a29 < 401235) && a0 + 61 <= 0) || ((!(a4 + 86 <= 0) && a2 == 1) && a29 < 401235)))) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a29 + 127 <= 0)) || ((((0 <= 595424 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || (89 + a4 <= 0 && a2 == 4)) || ((0 < a0 + 61 && 2 == a2) && 89 + a4 <= 0) RESULT: Ultimate proved your program to be correct! [2022-11-16 12:28:33,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d62968-4ff3-4325-8e81-a90b0fa6ed58/bin/uautomizer-tPACEb0tL8/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