./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label29.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/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_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/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_0fee921c-5b89-4b66-9c91-fde5e60b8394/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 f9c1e0b37b12bd19a739c1b576b58407be1edf573bdc02c417f3f8dfb7a5931f --- 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 11:03:01,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:03:01,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:03:01,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:03:01,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:03:01,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:03:01,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:03:01,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:03:01,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:03:01,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:03:01,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:03:01,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:03:01,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:03:01,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:03:01,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:03:01,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:03:01,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:03:01,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:03:01,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:03:01,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:03:01,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:03:01,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:03:01,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:03:01,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:03:01,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:03:01,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:03:01,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:03:01,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:03:01,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:03:01,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:03:01,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:03:01,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:03:01,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:03:01,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:03:01,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:03:01,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:03:01,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:03:01,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:03:01,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:03:01,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:03:01,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:03:01,153 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 11:03:01,187 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:03:01,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:03:01,188 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:03:01,188 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:03:01,189 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:03:01,189 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:03:01,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:03:01,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:03:01,190 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:03:01,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:03:01,191 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:03:01,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:03:01,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:03:01,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:03:01,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:03:01,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:03:01,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:03:01,192 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:03:01,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:03:01,193 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:03:01,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:03:01,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:03:01,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:03:01,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:03:01,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:03:01,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:03:01,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:03:01,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:03:01,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:03:01,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:03:01,196 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:03:01,196 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:03:01,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:03:01,196 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_0fee921c-5b89-4b66-9c91-fde5e60b8394/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c1e0b37b12bd19a739c1b576b58407be1edf573bdc02c417f3f8dfb7a5931f [2022-11-16 11:03:01,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:03:01,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:03:01,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:03:01,518 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:03:01,519 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:03:01,521 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2022-11-16 11:03:01,603 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/data/d39aa6d4d/484a7b84402d49b7a422828f3051c784/FLAGf0af2b8ab [2022-11-16 11:03:02,231 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:03:02,231 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2022-11-16 11:03:02,254 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/data/d39aa6d4d/484a7b84402d49b7a422828f3051c784/FLAGf0af2b8ab [2022-11-16 11:03:02,442 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/data/d39aa6d4d/484a7b84402d49b7a422828f3051c784 [2022-11-16 11:03:02,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:03:02,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:03:02,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:03:02,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:03:02,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:03:02,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:03:02" (1/1) ... [2022-11-16 11:03:02,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c0b3242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:02, skipping insertion in model container [2022-11-16 11:03:02,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:03:02" (1/1) ... [2022-11-16 11:03:02,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:03:02,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:03:02,881 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_0fee921c-5b89-4b66-9c91-fde5e60b8394/sv-benchmarks/c/eca-rers2012/Problem16_label29.c[4907,4920] [2022-11-16 11:03:03,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:03:03,406 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:03:03,425 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_0fee921c-5b89-4b66-9c91-fde5e60b8394/sv-benchmarks/c/eca-rers2012/Problem16_label29.c[4907,4920] [2022-11-16 11:03:03,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:03:03,680 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:03:03,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03 WrapperNode [2022-11-16 11:03:03,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:03:03,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:03:03,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:03:03,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:03:03,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (1/1) ... [2022-11-16 11:03:03,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (1/1) ... [2022-11-16 11:03:03,884 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-11-16 11:03:03,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:03:03,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:03:03,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:03:03,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:03:03,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (1/1) ... [2022-11-16 11:03:03,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (1/1) ... [2022-11-16 11:03:03,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (1/1) ... [2022-11-16 11:03:03,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (1/1) ... [2022-11-16 11:03:04,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (1/1) ... [2022-11-16 11:03:04,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (1/1) ... [2022-11-16 11:03:04,087 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (1/1) ... [2022-11-16 11:03:04,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (1/1) ... [2022-11-16 11:03:04,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:03:04,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:03:04,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:03:04,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:03:04,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (1/1) ... [2022-11-16 11:03:04,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:03:04,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:03:04,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:03:04,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:03:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:03:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 11:03:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:03:04,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:03:04,293 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:03:04,295 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:03:07,168 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:03:07,188 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:03:07,188 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 11:03:07,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:03:07 BoogieIcfgContainer [2022-11-16 11:03:07,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:03:07,194 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:03:07,194 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:03:07,198 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:03:07,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:03:02" (1/3) ... [2022-11-16 11:03:07,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1666f891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:03:07, skipping insertion in model container [2022-11-16 11:03:07,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:03:03" (2/3) ... [2022-11-16 11:03:07,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1666f891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:03:07, skipping insertion in model container [2022-11-16 11:03:07,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:03:07" (3/3) ... [2022-11-16 11:03:07,203 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label29.c [2022-11-16 11:03:07,223 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:03:07,224 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 11:03:07,332 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 11:03:07,346 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;@6c8b22d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 11:03:07,346 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 11:03:07,356 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:03:07,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-16 11:03:07,366 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:07,366 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] [2022-11-16 11:03:07,367 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:07,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:07,373 INFO L85 PathProgramCache]: Analyzing trace with hash 291089130, now seen corresponding path program 1 times [2022-11-16 11:03:07,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:07,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078892989] [2022-11-16 11:03:07,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:07,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:07,908 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 11:03:07,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:07,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078892989] [2022-11-16 11:03:07,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078892989] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:07,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:07,911 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:03:07,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271270307] [2022-11-16 11:03:07,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:07,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 11:03:07,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:07,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 11:03:07,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 11:03:07,961 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 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 11:03:11,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:11,704 INFO L93 Difference]: Finished difference Result 1456 states and 2764 transitions. [2022-11-16 11:03:11,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 11:03:11,706 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 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 46 [2022-11-16 11:03:11,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:11,725 INFO L225 Difference]: With dead ends: 1456 [2022-11-16 11:03:11,725 INFO L226 Difference]: Without dead ends: 991 [2022-11-16 11:03:11,730 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 11:03:11,733 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 1063 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 792 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1063 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 2391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 792 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:11,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1063 Valid, 96 Invalid, 2391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [792 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-11-16 11:03:11,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2022-11-16 11:03:11,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2022-11-16 11:03:11,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 991 states, 990 states have (on average 1.497979797979798) internal successors, (1483), 990 states have internal predecessors, (1483), 0 states have call successors, (0), 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 11:03:11,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1483 transitions. [2022-11-16 11:03:11,836 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1483 transitions. Word has length 46 [2022-11-16 11:03:11,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:11,837 INFO L495 AbstractCegarLoop]: Abstraction has 991 states and 1483 transitions. [2022-11-16 11:03:11,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 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 11:03:11,837 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1483 transitions. [2022-11-16 11:03:11,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-11-16 11:03:11,846 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:11,846 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-16 11:03:11,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 11:03:11,847 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:11,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:11,848 INFO L85 PathProgramCache]: Analyzing trace with hash 875272674, now seen corresponding path program 1 times [2022-11-16 11:03:11,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:11,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036412689] [2022-11-16 11:03:11,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:11,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:11,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:12,250 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:03:12,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:12,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036412689] [2022-11-16 11:03:12,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036412689] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:12,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:12,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:03:12,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795703455] [2022-11-16 11:03:12,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:12,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:12,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:12,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:12,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:03:12,254 INFO L87 Difference]: Start difference. First operand 991 states and 1483 transitions. Second operand has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 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 11:03:13,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:13,976 INFO L93 Difference]: Finished difference Result 1980 states and 3168 transitions. [2022-11-16 11:03:13,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:13,977 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 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 11:03:13,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:13,983 INFO L225 Difference]: With dead ends: 1980 [2022-11-16 11:03:13,983 INFO L226 Difference]: Without dead ends: 1320 [2022-11-16 11:03:13,994 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 11:03:13,995 INFO L413 NwaCegarLoop]: 533 mSDtfsCounter, 279 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 796 mSolverCounterSat, 339 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 1135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 339 IncrementalHoareTripleChecker+Valid, 796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:13,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 539 Invalid, 1135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [339 Valid, 796 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-16 11:03:13,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2022-11-16 11:03:14,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2022-11-16 11:03:14,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.423805913570887) internal successors, (1878), 1319 states have internal predecessors, (1878), 0 states have call successors, (0), 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 11:03:14,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1878 transitions. [2022-11-16 11:03:14,059 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1878 transitions. Word has length 236 [2022-11-16 11:03:14,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:14,064 INFO L495 AbstractCegarLoop]: Abstraction has 1320 states and 1878 transitions. [2022-11-16 11:03:14,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 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 11:03:14,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1878 transitions. [2022-11-16 11:03:14,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-11-16 11:03:14,079 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:14,079 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-16 11:03:14,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 11:03:14,080 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:14,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:14,080 INFO L85 PathProgramCache]: Analyzing trace with hash 918462516, now seen corresponding path program 1 times [2022-11-16 11:03:14,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:14,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915896370] [2022-11-16 11:03:14,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:14,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:14,502 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-11-16 11:03:14,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:14,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915896370] [2022-11-16 11:03:14,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915896370] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:14,503 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:14,503 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 11:03:14,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440096763] [2022-11-16 11:03:14,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:14,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:14,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:14,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:14,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:03:14,506 INFO L87 Difference]: Start difference. First operand 1320 states and 1878 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 0 states have call successors, (0), 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 11:03:16,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:16,444 INFO L93 Difference]: Finished difference Result 3296 states and 4947 transitions. [2022-11-16 11:03:16,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:16,445 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 0 states have call successors, (0), 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 239 [2022-11-16 11:03:16,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:16,453 INFO L225 Difference]: With dead ends: 3296 [2022-11-16 11:03:16,453 INFO L226 Difference]: Without dead ends: 1978 [2022-11-16 11:03:16,461 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 11:03:16,466 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 339 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 339 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 368 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:16,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [339 Valid, 156 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [368 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-16 11:03:16,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2022-11-16 11:03:16,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2022-11-16 11:03:16,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1977 states have (on average 1.1335356600910471) internal successors, (2241), 1977 states have internal predecessors, (2241), 0 states have call successors, (0), 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 11:03:16,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2241 transitions. [2022-11-16 11:03:16,532 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2241 transitions. Word has length 239 [2022-11-16 11:03:16,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:16,534 INFO L495 AbstractCegarLoop]: Abstraction has 1978 states and 2241 transitions. [2022-11-16 11:03:16,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 0 states have call successors, (0), 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 11:03:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2241 transitions. [2022-11-16 11:03:16,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-11-16 11:03:16,546 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:16,548 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:03:16,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 11:03:16,548 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:16,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:16,551 INFO L85 PathProgramCache]: Analyzing trace with hash 133239251, now seen corresponding path program 1 times [2022-11-16 11:03:16,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:16,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134347497] [2022-11-16 11:03:16,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:16,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:16,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:16,931 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2022-11-16 11:03:16,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:16,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134347497] [2022-11-16 11:03:16,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134347497] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:16,932 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:16,932 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 11:03:16,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762175205] [2022-11-16 11:03:16,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:16,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:16,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:16,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:16,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:03:16,936 INFO L87 Difference]: Start difference. First operand 1978 states and 2241 transitions. Second operand has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 2 states have internal predecessors, (217), 0 states have call successors, (0), 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 11:03:18,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:18,103 INFO L93 Difference]: Finished difference Result 3954 states and 4508 transitions. [2022-11-16 11:03:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:18,104 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 2 states have internal predecessors, (217), 0 states have call successors, (0), 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 365 [2022-11-16 11:03:18,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:18,112 INFO L225 Difference]: With dead ends: 3954 [2022-11-16 11:03:18,112 INFO L226 Difference]: Without dead ends: 2307 [2022-11-16 11:03:18,114 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 11:03:18,116 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 262 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 760 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:18,116 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 31 Invalid, 819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 760 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-16 11:03:18,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2022-11-16 11:03:18,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-11-16 11:03:18,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2306 states have (on average 1.092801387684302) internal successors, (2520), 2306 states have internal predecessors, (2520), 0 states have call successors, (0), 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 11:03:18,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 2520 transitions. [2022-11-16 11:03:18,168 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 2520 transitions. Word has length 365 [2022-11-16 11:03:18,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:18,169 INFO L495 AbstractCegarLoop]: Abstraction has 2307 states and 2520 transitions. [2022-11-16 11:03:18,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 2 states have internal predecessors, (217), 0 states have call successors, (0), 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 11:03:18,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2520 transitions. [2022-11-16 11:03:18,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2022-11-16 11:03:18,185 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:18,186 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:03:18,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 11:03:18,186 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:18,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:18,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1073742363, now seen corresponding path program 1 times [2022-11-16 11:03:18,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:18,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471660945] [2022-11-16 11:03:18,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:18,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 669 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-16 11:03:18,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:18,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471660945] [2022-11-16 11:03:18,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471660945] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:18,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:18,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:03:18,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042508935] [2022-11-16 11:03:18,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:18,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:18,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:18,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:18,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:03:18,919 INFO L87 Difference]: Start difference. First operand 2307 states and 2520 transitions. Second operand has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:03:20,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:20,340 INFO L93 Difference]: Finished difference Result 5928 states and 6509 transitions. [2022-11-16 11:03:20,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:20,341 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 623 [2022-11-16 11:03:20,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:20,354 INFO L225 Difference]: With dead ends: 5928 [2022-11-16 11:03:20,354 INFO L226 Difference]: Without dead ends: 3952 [2022-11-16 11:03:20,357 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 11:03:20,359 INFO L413 NwaCegarLoop]: 422 mSDtfsCounter, 220 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 757 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 757 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:20,360 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 427 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 757 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-16 11:03:20,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-11-16 11:03:20,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-11-16 11:03:20,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.0627689192609466) internal successors, (4199), 3951 states have internal predecessors, (4199), 0 states have call successors, (0), 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 11:03:20,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4199 transitions. [2022-11-16 11:03:20,461 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4199 transitions. Word has length 623 [2022-11-16 11:03:20,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:20,463 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4199 transitions. [2022-11-16 11:03:20,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:03:20,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4199 transitions. [2022-11-16 11:03:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2022-11-16 11:03:20,528 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:20,529 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:03:20,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 11:03:20,529 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:20,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:20,531 INFO L85 PathProgramCache]: Analyzing trace with hash 987927945, now seen corresponding path program 1 times [2022-11-16 11:03:20,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:20,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274276452] [2022-11-16 11:03:20,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:20,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:21,233 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 735 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2022-11-16 11:03:21,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:21,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274276452] [2022-11-16 11:03:21,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274276452] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:21,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:21,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:03:21,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365994688] [2022-11-16 11:03:21,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:21,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:21,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:21,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:21,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:03:21,239 INFO L87 Difference]: Start difference. First operand 3952 states and 4199 transitions. Second operand has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:03:22,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:22,797 INFO L93 Difference]: Finished difference Result 9218 states and 9907 transitions. [2022-11-16 11:03:22,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:22,798 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 686 [2022-11-16 11:03:22,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:22,817 INFO L225 Difference]: With dead ends: 9218 [2022-11-16 11:03:22,818 INFO L226 Difference]: Without dead ends: 5597 [2022-11-16 11:03:22,823 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 11:03:22,824 INFO L413 NwaCegarLoop]: 426 mSDtfsCounter, 171 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:22,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 432 Invalid, 859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-16 11:03:22,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2022-11-16 11:03:22,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2022-11-16 11:03:22,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5597 states, 5596 states have (on average 1.0546819156540386) internal successors, (5902), 5596 states have internal predecessors, (5902), 0 states have call successors, (0), 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 11:03:22,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 5902 transitions. [2022-11-16 11:03:22,958 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 5902 transitions. Word has length 686 [2022-11-16 11:03:22,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:22,959 INFO L495 AbstractCegarLoop]: Abstraction has 5597 states and 5902 transitions. [2022-11-16 11:03:22,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:03:22,960 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 5902 transitions. [2022-11-16 11:03:22,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 712 [2022-11-16 11:03:22,984 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:22,984 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 11:03:22,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 11:03:22,985 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:22,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:22,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1120838903, now seen corresponding path program 1 times [2022-11-16 11:03:22,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:22,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134478587] [2022-11-16 11:03:22,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:22,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:24,756 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 300 proven. 462 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2022-11-16 11:03:24,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:24,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134478587] [2022-11-16 11:03:24,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134478587] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 11:03:24,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1597444364] [2022-11-16 11:03:24,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:24,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:03:24,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:03:24,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:03:24,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 11:03:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:25,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 870 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 11:03:25,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:03:25,584 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 448 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2022-11-16 11:03:25,584 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 11:03:25,584 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1597444364] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:25,585 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 11:03:25,585 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-16 11:03:25,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474793649] [2022-11-16 11:03:25,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:25,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:25,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:25,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:25,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:03:25,588 INFO L87 Difference]: Start difference. First operand 5597 states and 5902 transitions. Second operand has 3 states, 3 states have (on average 118.33333333333333) internal successors, (355), 3 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:03:27,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:27,024 INFO L93 Difference]: Finished difference Result 10863 states and 11471 transitions. [2022-11-16 11:03:27,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:27,030 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 118.33333333333333) internal successors, (355), 3 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 711 [2022-11-16 11:03:27,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:27,051 INFO L225 Difference]: With dead ends: 10863 [2022-11-16 11:03:27,051 INFO L226 Difference]: Without dead ends: 5597 [2022-11-16 11:03:27,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 715 GetRequests, 711 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:03:27,059 INFO L413 NwaCegarLoop]: 371 mSDtfsCounter, 258 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:27,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 377 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-16 11:03:27,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2022-11-16 11:03:27,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2022-11-16 11:03:27,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5597 states, 5596 states have (on average 1.046819156540386) internal successors, (5858), 5596 states have internal predecessors, (5858), 0 states have call successors, (0), 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 11:03:27,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 5858 transitions. [2022-11-16 11:03:27,208 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 5858 transitions. Word has length 711 [2022-11-16 11:03:27,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:27,209 INFO L495 AbstractCegarLoop]: Abstraction has 5597 states and 5858 transitions. [2022-11-16 11:03:27,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 118.33333333333333) internal successors, (355), 3 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:03:27,210 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 5858 transitions. [2022-11-16 11:03:27,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 815 [2022-11-16 11:03:27,223 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:27,224 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:03:27,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 11:03:27,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:03:27,432 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:27,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:27,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1571312466, now seen corresponding path program 1 times [2022-11-16 11:03:27,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:27,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400536262] [2022-11-16 11:03:27,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:27,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:28,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1386 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2022-11-16 11:03:28,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:28,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400536262] [2022-11-16 11:03:28,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400536262] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:28,349 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:28,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:03:28,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053051823] [2022-11-16 11:03:28,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:28,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:28,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:28,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:28,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:03:28,353 INFO L87 Difference]: Start difference. First operand 5597 states and 5858 transitions. Second operand has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:03:29,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:29,765 INFO L93 Difference]: Finished difference Result 10863 states and 11383 transitions. [2022-11-16 11:03:29,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:29,766 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 814 [2022-11-16 11:03:29,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:29,785 INFO L225 Difference]: With dead ends: 10863 [2022-11-16 11:03:29,786 INFO L226 Difference]: Without dead ends: 5597 [2022-11-16 11:03:29,792 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 11:03:29,793 INFO L413 NwaCegarLoop]: 405 mSDtfsCounter, 240 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:29,793 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 410 Invalid, 814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 756 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-16 11:03:29,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2022-11-16 11:03:29,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5268. [2022-11-16 11:03:29,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5268 states, 5267 states have (on average 1.0368331118283654) internal successors, (5461), 5267 states have internal predecessors, (5461), 0 states have call successors, (0), 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 11:03:29,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5268 states to 5268 states and 5461 transitions. [2022-11-16 11:03:29,940 INFO L78 Accepts]: Start accepts. Automaton has 5268 states and 5461 transitions. Word has length 814 [2022-11-16 11:03:29,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:29,942 INFO L495 AbstractCegarLoop]: Abstraction has 5268 states and 5461 transitions. [2022-11-16 11:03:29,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:03:29,944 INFO L276 IsEmpty]: Start isEmpty. Operand 5268 states and 5461 transitions. [2022-11-16 11:03:29,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 832 [2022-11-16 11:03:29,957 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:29,957 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:03:29,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 11:03:29,958 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:29,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:29,960 INFO L85 PathProgramCache]: Analyzing trace with hash 175881473, now seen corresponding path program 1 times [2022-11-16 11:03:29,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:29,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221934754] [2022-11-16 11:03:29,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:29,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:30,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 684 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2022-11-16 11:03:30,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:30,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221934754] [2022-11-16 11:03:30,807 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221934754] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:30,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:30,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:03:30,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699211982] [2022-11-16 11:03:30,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:30,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:30,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:30,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:30,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:03:30,811 INFO L87 Difference]: Start difference. First operand 5268 states and 5461 transitions. Second operand has 3 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 0 states have call successors, (0), 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 11:03:32,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:32,155 INFO L93 Difference]: Finished difference Result 11850 states and 12329 transitions. [2022-11-16 11:03:32,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:32,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 0 states have call successors, (0), 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 831 [2022-11-16 11:03:32,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:32,175 INFO L225 Difference]: With dead ends: 11850 [2022-11-16 11:03:32,175 INFO L226 Difference]: Without dead ends: 6584 [2022-11-16 11:03:32,187 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 11:03:32,190 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 219 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:32,191 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 81 Invalid, 842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-16 11:03:32,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2022-11-16 11:03:32,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 6584. [2022-11-16 11:03:32,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6584 states, 6583 states have (on average 1.0308370044052864) internal successors, (6786), 6583 states have internal predecessors, (6786), 0 states have call successors, (0), 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 11:03:32,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 6786 transitions. [2022-11-16 11:03:32,302 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 6786 transitions. Word has length 831 [2022-11-16 11:03:32,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:32,302 INFO L495 AbstractCegarLoop]: Abstraction has 6584 states and 6786 transitions. [2022-11-16 11:03:32,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 0 states have call successors, (0), 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 11:03:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 6786 transitions. [2022-11-16 11:03:32,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1198 [2022-11-16 11:03:32,330 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:32,331 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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 11:03:32,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-16 11:03:32,332 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:32,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:32,333 INFO L85 PathProgramCache]: Analyzing trace with hash 23026766, now seen corresponding path program 1 times [2022-11-16 11:03:32,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:32,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939192411] [2022-11-16 11:03:32,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:32,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:32,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:34,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2864 backedges. 1627 proven. 0 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2022-11-16 11:03:34,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:34,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939192411] [2022-11-16 11:03:34,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939192411] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:34,332 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:34,333 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:03:34,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087605803] [2022-11-16 11:03:34,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:34,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:34,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:34,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:34,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:03:34,335 INFO L87 Difference]: Start difference. First operand 6584 states and 6786 transitions. Second operand has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 0 states have call successors, (0), 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 11:03:35,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:35,449 INFO L93 Difference]: Finished difference Result 14153 states and 14621 transitions. [2022-11-16 11:03:35,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:35,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 0 states have call successors, (0), 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 1197 [2022-11-16 11:03:35,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:35,475 INFO L225 Difference]: With dead ends: 14153 [2022-11-16 11:03:35,475 INFO L226 Difference]: Without dead ends: 7571 [2022-11-16 11:03:35,481 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 11:03:35,482 INFO L413 NwaCegarLoop]: 431 mSDtfsCounter, 224 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 753 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:35,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 437 Invalid, 801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 753 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-16 11:03:35,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2022-11-16 11:03:35,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 7571. [2022-11-16 11:03:35,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7571 states, 7570 states have (on average 1.0276089828269486) internal successors, (7779), 7570 states have internal predecessors, (7779), 0 states have call successors, (0), 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 11:03:35,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7571 states to 7571 states and 7779 transitions. [2022-11-16 11:03:35,598 INFO L78 Accepts]: Start accepts. Automaton has 7571 states and 7779 transitions. Word has length 1197 [2022-11-16 11:03:35,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:35,599 INFO L495 AbstractCegarLoop]: Abstraction has 7571 states and 7779 transitions. [2022-11-16 11:03:35,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 0 states have call successors, (0), 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 11:03:35,599 INFO L276 IsEmpty]: Start isEmpty. Operand 7571 states and 7779 transitions. [2022-11-16 11:03:35,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1216 [2022-11-16 11:03:35,620 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:35,620 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:03:35,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-16 11:03:35,621 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:35,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:35,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1189849539, now seen corresponding path program 1 times [2022-11-16 11:03:35,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:35,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707439482] [2022-11-16 11:03:35,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:35,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:37,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2894 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 2587 trivial. 0 not checked. [2022-11-16 11:03:37,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:37,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707439482] [2022-11-16 11:03:37,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707439482] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:37,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:37,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:03:37,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451205036] [2022-11-16 11:03:37,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:37,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:37,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:37,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:37,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:03:37,528 INFO L87 Difference]: Start difference. First operand 7571 states and 7779 transitions. Second operand has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 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 11:03:38,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:38,248 INFO L93 Difference]: Finished difference Result 7915 states and 8123 transitions. [2022-11-16 11:03:38,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:38,249 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 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 1215 [2022-11-16 11:03:38,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:38,271 INFO L225 Difference]: With dead ends: 7915 [2022-11-16 11:03:38,272 INFO L226 Difference]: Without dead ends: 7571 [2022-11-16 11:03:38,274 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 11:03:38,275 INFO L413 NwaCegarLoop]: 429 mSDtfsCounter, 0 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:38,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 435 Invalid, 428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 428 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-16 11:03:38,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2022-11-16 11:03:38,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 7571. [2022-11-16 11:03:38,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7571 states, 7570 states have (on average 1.027212681638045) internal successors, (7776), 7570 states have internal predecessors, (7776), 0 states have call successors, (0), 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 11:03:38,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7571 states to 7571 states and 7776 transitions. [2022-11-16 11:03:38,386 INFO L78 Accepts]: Start accepts. Automaton has 7571 states and 7776 transitions. Word has length 1215 [2022-11-16 11:03:38,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:38,388 INFO L495 AbstractCegarLoop]: Abstraction has 7571 states and 7776 transitions. [2022-11-16 11:03:38,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 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 11:03:38,389 INFO L276 IsEmpty]: Start isEmpty. Operand 7571 states and 7776 transitions. [2022-11-16 11:03:38,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1481 [2022-11-16 11:03:38,420 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:38,421 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 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 11:03:38,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-16 11:03:38,421 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:38,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:38,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1035595888, now seen corresponding path program 1 times [2022-11-16 11:03:38,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:38,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131920454] [2022-11-16 11:03:38,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:38,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 3781 backedges. 2723 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2022-11-16 11:03:40,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:40,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131920454] [2022-11-16 11:03:40,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131920454] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:40,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:40,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 11:03:40,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038160600] [2022-11-16 11:03:40,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:40,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 11:03:40,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:40,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 11:03:40,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-16 11:03:40,991 INFO L87 Difference]: Start difference. First operand 7571 states and 7776 transitions. Second operand has 5 states, 5 states have (on average 154.4) internal successors, (772), 5 states have internal predecessors, (772), 0 states have call successors, (0), 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 11:03:43,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:43,277 INFO L93 Difference]: Finished difference Result 15478 states and 15907 transitions. [2022-11-16 11:03:43,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 11:03:43,278 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 154.4) internal successors, (772), 5 states have internal predecessors, (772), 0 states have call successors, (0), 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 1480 [2022-11-16 11:03:43,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:43,294 INFO L225 Difference]: With dead ends: 15478 [2022-11-16 11:03:43,294 INFO L226 Difference]: Without dead ends: 8238 [2022-11-16 11:03:43,301 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-16 11:03:43,302 INFO L413 NwaCegarLoop]: 418 mSDtfsCounter, 600 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 2462 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 2512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 2462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:43,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 444 Invalid, 2512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 2462 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-16 11:03:43,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8238 states. [2022-11-16 11:03:43,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8238 to 7900. [2022-11-16 11:03:43,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7900 states, 7899 states have (on average 1.0277250284846182) internal successors, (8118), 7899 states have internal predecessors, (8118), 0 states have call successors, (0), 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 11:03:43,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8118 transitions. [2022-11-16 11:03:43,451 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8118 transitions. Word has length 1480 [2022-11-16 11:03:43,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:43,453 INFO L495 AbstractCegarLoop]: Abstraction has 7900 states and 8118 transitions. [2022-11-16 11:03:43,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 154.4) internal successors, (772), 5 states have internal predecessors, (772), 0 states have call successors, (0), 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 11:03:43,454 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8118 transitions. [2022-11-16 11:03:43,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1630 [2022-11-16 11:03:43,508 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:43,509 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 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, 4, 4, 4, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:03:43,510 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-16 11:03:43,510 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:43,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:43,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1864677977, now seen corresponding path program 1 times [2022-11-16 11:03:43,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:43,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451922351] [2022-11-16 11:03:43,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:43,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:44,882 INFO L134 CoverageAnalysis]: Checked inductivity of 5268 backedges. 1522 proven. 0 refuted. 0 times theorem prover too weak. 3746 trivial. 0 not checked. [2022-11-16 11:03:44,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:44,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451922351] [2022-11-16 11:03:44,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451922351] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:44,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:44,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:03:44,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884281304] [2022-11-16 11:03:44,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:44,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:44,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:44,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:44,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:03:44,887 INFO L87 Difference]: Start difference. First operand 7900 states and 8118 transitions. Second operand has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 0 states have call successors, (0), 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 11:03:46,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:46,017 INFO L93 Difference]: Finished difference Result 17114 states and 17638 transitions. [2022-11-16 11:03:46,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:46,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 0 states have call successors, (0), 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 1629 [2022-11-16 11:03:46,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:46,035 INFO L225 Difference]: With dead ends: 17114 [2022-11-16 11:03:46,035 INFO L226 Difference]: Without dead ends: 9216 [2022-11-16 11:03:46,042 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 11:03:46,043 INFO L413 NwaCegarLoop]: 425 mSDtfsCounter, 162 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:46,043 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 431 Invalid, 828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-16 11:03:46,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9216 states. [2022-11-16 11:03:46,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9216 to 9216. [2022-11-16 11:03:46,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9216 states, 9215 states have (on average 1.0258274552360283) internal successors, (9453), 9215 states have internal predecessors, (9453), 0 states have call successors, (0), 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 11:03:46,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9216 states to 9216 states and 9453 transitions. [2022-11-16 11:03:46,167 INFO L78 Accepts]: Start accepts. Automaton has 9216 states and 9453 transitions. Word has length 1629 [2022-11-16 11:03:46,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:46,169 INFO L495 AbstractCegarLoop]: Abstraction has 9216 states and 9453 transitions. [2022-11-16 11:03:46,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 0 states have call successors, (0), 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 11:03:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 9216 states and 9453 transitions. [2022-11-16 11:03:46,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1644 [2022-11-16 11:03:46,204 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:46,205 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 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, 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] [2022-11-16 11:03:46,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-16 11:03:46,205 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:46,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:46,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1728339110, now seen corresponding path program 1 times [2022-11-16 11:03:46,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:46,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36406197] [2022-11-16 11:03:46,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:46,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:47,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4927 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 4532 trivial. 0 not checked. [2022-11-16 11:03:47,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:47,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36406197] [2022-11-16 11:03:47,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36406197] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:47,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:47,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:03:47,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457001352] [2022-11-16 11:03:47,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:47,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:03:47,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:47,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:03:47,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:03:47,809 INFO L87 Difference]: Start difference. First operand 9216 states and 9453 transitions. Second operand has 3 states, 3 states have (on average 127.66666666666667) internal successors, (383), 3 states have internal predecessors, (383), 0 states have call successors, (0), 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 11:03:48,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:48,901 INFO L93 Difference]: Finished difference Result 22378 states and 22987 transitions. [2022-11-16 11:03:48,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:03:48,902 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 127.66666666666667) internal successors, (383), 3 states have internal predecessors, (383), 0 states have call successors, (0), 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 1643 [2022-11-16 11:03:48,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:48,921 INFO L225 Difference]: With dead ends: 22378 [2022-11-16 11:03:48,921 INFO L226 Difference]: Without dead ends: 13164 [2022-11-16 11:03:48,929 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 11:03:48,930 INFO L413 NwaCegarLoop]: 418 mSDtfsCounter, 288 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 782 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:48,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 424 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 782 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-16 11:03:48,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2022-11-16 11:03:49,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12835. [2022-11-16 11:03:49,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12835 states, 12834 states have (on average 1.023842917251052) internal successors, (13140), 12834 states have internal predecessors, (13140), 0 states have call successors, (0), 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 11:03:49,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13140 transitions. [2022-11-16 11:03:49,095 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13140 transitions. Word has length 1643 [2022-11-16 11:03:49,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:49,096 INFO L495 AbstractCegarLoop]: Abstraction has 12835 states and 13140 transitions. [2022-11-16 11:03:49,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 127.66666666666667) internal successors, (383), 3 states have internal predecessors, (383), 0 states have call successors, (0), 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 11:03:49,096 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13140 transitions. [2022-11-16 11:03:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1774 [2022-11-16 11:03:49,214 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:03:49,215 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:03:49,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-16 11:03:49,215 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:03:49,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:03:49,217 INFO L85 PathProgramCache]: Analyzing trace with hash 12275701, now seen corresponding path program 1 times [2022-11-16 11:03:49,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:03:49,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960338765] [2022-11-16 11:03:49,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:03:49,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:03:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:03:51,186 INFO L134 CoverageAnalysis]: Checked inductivity of 5487 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 5092 trivial. 0 not checked. [2022-11-16 11:03:51,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:03:51,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960338765] [2022-11-16 11:03:51,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960338765] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:03:51,187 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:03:51,188 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:03:51,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357034406] [2022-11-16 11:03:51,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:03:51,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:03:51,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:03:51,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:03:51,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:03:51,190 INFO L87 Difference]: Start difference. First operand 12835 states and 13140 transitions. Second operand has 6 states, 6 states have (on average 63.833333333333336) internal successors, (383), 6 states have internal predecessors, (383), 0 states have call successors, (0), 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 11:03:51,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:03:51,965 INFO L93 Difference]: Finished difference Result 12883 states and 13188 transitions. [2022-11-16 11:03:51,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 11:03:51,966 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 63.833333333333336) internal successors, (383), 6 states have internal predecessors, (383), 0 states have call successors, (0), 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 1773 [2022-11-16 11:03:51,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:03:51,968 INFO L225 Difference]: With dead ends: 12883 [2022-11-16 11:03:51,968 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 11:03:51,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:03:51,974 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 64 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 515 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 11:03:51,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 444 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 515 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-16 11:03:51,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 11:03:51,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 11:03:51,975 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 11:03:51,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 11:03:51,976 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1773 [2022-11-16 11:03:51,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:03:51,976 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:03:51,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 63.833333333333336) internal successors, (383), 6 states have internal predecessors, (383), 0 states have call successors, (0), 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 11:03:51,977 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 11:03:51,977 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 11:03:51,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 11:03:51,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-16 11:03:51,982 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 11:03:53,291 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,291 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,292 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,293 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,294 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,294 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,294 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,294 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,294 INFO L899 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,294 INFO L899 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,294 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,295 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,295 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,295 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,295 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-16 11:03:53,295 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-16 11:03:53,295 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-16 11:03:53,295 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,295 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,295 INFO L899 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,295 INFO L899 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,295 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,296 INFO L899 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,297 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,297 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,297 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,297 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,297 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,297 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,297 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,298 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,298 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,298 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,298 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,298 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,298 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,298 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,299 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,299 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-16 11:03:53,299 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,299 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-16 11:03:53,299 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-16 11:03:53,300 INFO L895 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse0 (= ~a15~0 3)) (.cse1 (<= ~a16~0 11)) (.cse2 (<= 4 ~a15~0)) (.cse3 (= ~a16~0 9))) (or (<= ~a16~0 8) (and (<= 136 ~a18~0) .cse0 (= 7 ~a12~0)) (and (= ~a12~0 9) .cse0) (and (= ~a12~0 6) .cse1 .cse2) (and (<= ~a15~0 3) (not .cse3)) (and .cse3 (= ~a12~0 8)) (and (= 5 ~a12~0) .cse1) (and .cse3 .cse2) (and .cse3 (<= (+ ~a18~0 156) 0)))) [2022-11-16 11:03:53,300 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,300 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,300 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,300 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,301 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,301 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,301 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,301 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,301 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,301 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,302 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-16 11:03:53,302 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-16 11:03:53,302 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,302 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-16 11:03:53,302 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,302 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,302 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,303 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,303 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,303 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,303 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,303 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,303 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,304 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,304 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,304 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,304 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,304 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,304 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,304 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,305 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,305 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-16 11:03:53,305 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,305 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-16 11:03:53,305 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-16 11:03:53,305 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,305 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,306 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,306 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,306 INFO L899 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,306 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,306 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,306 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,307 INFO L899 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,307 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,307 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,307 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-16 11:03:53,307 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-16 11:03:53,307 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,307 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-16 11:03:53,308 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,308 INFO L895 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse0 (<= ~a16~0 11)) (.cse1 (<= 4 ~a15~0)) (.cse2 (= ~a16~0 9))) (or (<= ~a16~0 8) (and (= ~a12~0 6) .cse0 .cse1) (and (<= ~a15~0 3) (not .cse2)) (and .cse2 (= ~a12~0 8)) (and (= 5 ~a12~0) .cse0) (and .cse2 .cse1) (and .cse2 (<= (+ ~a18~0 156) 0)))) [2022-11-16 11:03:53,308 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,308 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,308 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,308 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,309 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,309 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,309 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,309 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,309 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 11:03:53,315 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,315 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,315 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,315 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,315 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,316 INFO L899 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,316 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-16 11:03:53,316 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,316 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-16 11:03:53,316 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-16 11:03:53,316 INFO L899 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,316 INFO L902 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,317 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,318 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-16 11:03:53,319 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-16 11:03:53,320 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2022-11-16 11:03:53,320 INFO L895 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse0 (= ~a15~0 3)) (.cse1 (<= ~a16~0 11)) (.cse2 (<= 4 ~a15~0)) (.cse3 (= ~a16~0 9))) (or (<= ~a16~0 8) (and (<= 136 ~a18~0) .cse0 (= 7 ~a12~0)) (and (= ~a12~0 9) .cse0) (and (= ~a12~0 6) .cse1 .cse2) (and (<= ~a15~0 3) (not .cse3)) (and .cse3 (= ~a12~0 8)) (and (= 5 ~a12~0) .cse1) (and .cse3 .cse2) (and .cse3 (<= (+ ~a18~0 156) 0)))) [2022-11-16 11:03:53,320 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,320 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,320 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,320 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,320 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,320 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-16 11:03:53,321 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,322 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,323 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-16 11:03:53,324 INFO L899 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,325 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,326 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,327 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,328 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,329 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-16 11:03:53,330 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-16 11:03:53,331 INFO L899 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,332 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,332 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,332 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,332 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,333 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,333 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,333 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,333 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,333 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,333 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,334 INFO L899 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,334 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-16 11:03:53,334 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-16 11:03:53,334 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,334 INFO L899 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,334 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,334 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,335 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,335 INFO L899 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,335 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,335 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,335 INFO L899 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,335 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,335 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,336 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,336 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,336 INFO L899 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,336 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,336 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,336 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-16 11:03:53,337 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-16 11:03:53,337 INFO L899 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,337 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,337 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,337 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,337 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,337 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,338 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,338 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,338 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,338 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-16 11:03:53,338 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,338 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,339 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-16 11:03:53,339 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-16 11:03:53,339 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,339 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,339 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,339 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,339 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,345 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,347 INFO L899 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,347 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,347 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,348 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,348 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,348 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,348 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,348 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,349 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,349 INFO L899 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,350 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,350 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-16 11:03:53,350 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-16 11:03:53,351 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,351 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,352 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,352 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,353 INFO L899 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,353 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,354 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-11-16 11:03:53,355 INFO L899 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,355 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,355 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,355 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-16 11:03:53,355 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:03:53,355 INFO L899 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,356 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,356 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-11-16 11:03:53,356 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-16 11:03:53,356 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-16 11:03:53,356 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-16 11:03:53,360 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:03:53,362 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 11:03:53,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:03:53 BoogieIcfgContainer [2022-11-16 11:03:53,392 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 11:03:53,393 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 11:03:53,393 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 11:03:53,393 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 11:03:53,394 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:03:07" (3/4) ... [2022-11-16 11:03:53,398 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 11:03:53,444 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-16 11:03:53,447 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-16 11:03:53,449 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-16 11:03:53,451 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 11:03:53,636 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 11:03:53,636 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 11:03:53,637 INFO L158 Benchmark]: Toolchain (without parser) took 51185.94ms. Allocated memory was 102.8MB in the beginning and 931.1MB in the end (delta: 828.4MB). Free memory was 75.9MB in the beginning and 563.5MB in the end (delta: -487.6MB). Peak memory consumption was 340.0MB. Max. memory is 16.1GB. [2022-11-16 11:03:53,638 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory was 75.1MB in the beginning and 75.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:03:53,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1228.39ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 75.6MB in the beginning and 83.8MB in the end (delta: -8.2MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2022-11-16 11:03:53,639 INFO L158 Benchmark]: Boogie Procedure Inliner took 201.65ms. Allocated memory is still 123.7MB. Free memory was 83.8MB in the beginning and 60.5MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-16 11:03:53,640 INFO L158 Benchmark]: Boogie Preprocessor took 237.25ms. Allocated memory is still 123.7MB. Free memory was 59.9MB in the beginning and 72.4MB in the end (delta: -12.5MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2022-11-16 11:03:53,640 INFO L158 Benchmark]: RCFGBuilder took 3067.96ms. Allocated memory was 123.7MB in the beginning and 207.6MB in the end (delta: 83.9MB). Free memory was 72.4MB in the beginning and 120.6MB in the end (delta: -48.2MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. [2022-11-16 11:03:53,640 INFO L158 Benchmark]: TraceAbstraction took 46198.82ms. Allocated memory was 207.6MB in the beginning and 931.1MB in the end (delta: 723.5MB). Free memory was 120.6MB in the beginning and 587.6MB in the end (delta: -467.0MB). Peak memory consumption was 255.5MB. Max. memory is 16.1GB. [2022-11-16 11:03:53,641 INFO L158 Benchmark]: Witness Printer took 243.58ms. Allocated memory is still 931.1MB. Free memory was 587.6MB in the beginning and 563.5MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-16 11:03:53,648 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory was 75.1MB in the beginning and 75.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1228.39ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 75.6MB in the beginning and 83.8MB in the end (delta: -8.2MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 201.65ms. Allocated memory is still 123.7MB. Free memory was 83.8MB in the beginning and 60.5MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 237.25ms. Allocated memory is still 123.7MB. Free memory was 59.9MB in the beginning and 72.4MB in the end (delta: -12.5MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3067.96ms. Allocated memory was 123.7MB in the beginning and 207.6MB in the end (delta: 83.9MB). Free memory was 72.4MB in the beginning and 120.6MB in the end (delta: -48.2MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. * TraceAbstraction took 46198.82ms. Allocated memory was 207.6MB in the beginning and 931.1MB in the end (delta: 723.5MB). Free memory was 120.6MB in the beginning and 587.6MB in the end (delta: -467.0MB). Peak memory consumption was 255.5MB. Max. memory is 16.1GB. * Witness Printer took 243.58ms. Allocated memory is still 931.1MB. Free memory was 587.6MB in the beginning and 563.5MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 46.1s, OverallIterations: 15, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, AutomataDifference: 23.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4389 SdHoareTripleChecker+Valid, 21.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4389 mSDsluCounter, 5164 SdHoareTripleChecker+Invalid, 17.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 124 mSDsCounter, 2143 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13471 IncrementalHoareTripleChecker+Invalid, 15614 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2143 mSolverCounterUnsat, 5040 mSDtfsCounter, 13471 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 765 GetRequests, 738 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12835occurred in iteration=14, InterpolantAutomatonStates: 53, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 15 MinimizatonAttempts, 996 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 139 NumberOfFragments, 191 HoareAnnotationTreeSize, 4 FomulaSimplifications, 795 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 2309 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 14199 NumberOfCodeBlocks, 14199 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 14183 ConstructedInterpolants, 0 QuantifiedInterpolants, 25825 SizeOfPredicates, 0 NumberOfNonLiveVariables, 870 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 16 InterpolantComputations, 15 PerfectInterpolantSequences, 31998/32460 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1504]: Loop Invariant Derived loop invariant: (((((a16 <= 8 || ((a12 == 6 && a16 <= 11) && 4 <= a15)) || (a15 <= 3 && !(a16 == 9))) || (a16 == 9 && a12 == 8)) || (5 == a12 && a16 <= 11)) || (a16 == 9 && 4 <= a15)) || (a16 == 9 && a18 + 156 <= 0) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((a16 <= 8 || ((136 <= a18 && a15 == 3) && 7 == a12)) || (a12 == 9 && a15 == 3)) || ((a12 == 6 && a16 <= 11) && 4 <= a15)) || (a15 <= 3 && !(a16 == 9))) || (a16 == 9 && a12 == 8)) || (5 == a12 && a16 <= 11)) || (a16 == 9 && 4 <= a15)) || (a16 == 9 && a18 + 156 <= 0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((a16 <= 8 || ((136 <= a18 && a15 == 3) && 7 == a12)) || (a12 == 9 && a15 == 3)) || ((a12 == 6 && a16 <= 11) && 4 <= a15)) || (a15 <= 3 && !(a16 == 9))) || (a16 == 9 && a12 == 8)) || (5 == a12 && a16 <= 11)) || (a16 == 9 && 4 <= a15)) || (a16 == 9 && a18 + 156 <= 0) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-16 11:03:53,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fee921c-5b89-4b66-9c91-fde5e60b8394/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