./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label21.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d72d8b32d23c090e7c4c923093cd0c146af9199e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 10:08:03,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 10:08:03,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 10:08:03,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 10:08:03,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 10:08:03,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 10:08:03,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 10:08:03,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 10:08:03,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 10:08:03,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 10:08:03,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 10:08:03,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 10:08:03,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 10:08:03,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 10:08:03,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 10:08:03,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 10:08:03,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 10:08:03,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 10:08:03,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 10:08:03,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 10:08:03,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 10:08:03,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 10:08:03,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 10:08:03,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 10:08:03,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 10:08:03,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 10:08:03,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 10:08:03,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 10:08:03,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 10:08:03,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 10:08:03,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 10:08:03,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 10:08:03,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 10:08:03,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 10:08:03,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 10:08:03,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 10:08:03,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 10:08:03,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 10:08:03,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 10:08:03,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 10:08:03,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 10:08:03,476 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 10:08:03,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 10:08:03,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 10:08:03,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 10:08:03,487 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 10:08:03,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 10:08:03,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 10:08:03,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 10:08:03,488 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 10:08:03,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 10:08:03,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 10:08:03,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 10:08:03,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 10:08:03,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 10:08:03,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 10:08:03,489 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 10:08:03,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 10:08:03,489 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 10:08:03,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 10:08:03,489 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 10:08:03,490 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 10:08:03,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 10:08:03,490 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 10:08:03,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 10:08:03,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 10:08:03,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 10:08:03,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 10:08:03,490 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 10:08:03,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 10:08:03,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 10:08:03,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> d72d8b32d23c090e7c4c923093cd0c146af9199e [2019-12-01 10:08:03,606 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 10:08:03,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 10:08:03,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 10:08:03,620 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 10:08:03,621 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 10:08:03,621 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label21.c [2019-12-01 10:08:03,661 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/data/7b25f9c7f/b11d4206176d42198586f6101e90a4a5/FLAGe357b3b19 [2019-12-01 10:08:04,053 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 10:08:04,053 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/sv-benchmarks/c/eca-rers2012/Problem02_label21.c [2019-12-01 10:08:04,063 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/data/7b25f9c7f/b11d4206176d42198586f6101e90a4a5/FLAGe357b3b19 [2019-12-01 10:08:04,073 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/data/7b25f9c7f/b11d4206176d42198586f6101e90a4a5 [2019-12-01 10:08:04,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 10:08:04,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 10:08:04,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 10:08:04,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 10:08:04,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 10:08:04,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:08:04" (1/1) ... [2019-12-01 10:08:04,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aaa2f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04, skipping insertion in model container [2019-12-01 10:08:04,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:08:04" (1/1) ... [2019-12-01 10:08:04,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 10:08:04,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 10:08:04,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 10:08:04,342 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 10:08:04,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 10:08:04,404 INFO L208 MainTranslator]: Completed translation [2019-12-01 10:08:04,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04 WrapperNode [2019-12-01 10:08:04,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 10:08:04,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 10:08:04,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 10:08:04,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 10:08:04,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04" (1/1) ... [2019-12-01 10:08:04,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04" (1/1) ... [2019-12-01 10:08:04,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 10:08:04,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 10:08:04,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 10:08:04,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 10:08:04,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04" (1/1) ... [2019-12-01 10:08:04,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04" (1/1) ... [2019-12-01 10:08:04,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04" (1/1) ... [2019-12-01 10:08:04,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04" (1/1) ... [2019-12-01 10:08:04,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04" (1/1) ... [2019-12-01 10:08:04,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04" (1/1) ... [2019-12-01 10:08:04,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04" (1/1) ... [2019-12-01 10:08:04,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 10:08:04,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 10:08:04,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 10:08:04,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 10:08:04,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 10:08:04,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 10:08:04,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 10:08:05,624 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 10:08:05,624 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-01 10:08:05,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:08:05 BoogieIcfgContainer [2019-12-01 10:08:05,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 10:08:05,625 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 10:08:05,625 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 10:08:05,632 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 10:08:05,633 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:08:05" (1/1) ... [2019-12-01 10:08:05,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 10:08:05,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:05,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-12-01 10:08:05,665 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-12-01 10:08:05,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 10:08:05,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:05,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 10:08:06,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:06,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2019-12-01 10:08:06,184 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2019-12-01 10:08:06,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 10:08:06,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:06,266 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 10:08:06,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:06,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 242 states and 325 transitions. [2019-12-01 10:08:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 325 transitions. [2019-12-01 10:08:06,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 10:08:06,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:06,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:06,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 10:08:06,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:06,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 243 states and 326 transitions. [2019-12-01 10:08:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 326 transitions. [2019-12-01 10:08:06,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 10:08:06,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:06,850 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 10:08:06,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:06,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 249 states and 333 transitions. [2019-12-01 10:08:06,967 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 333 transitions. [2019-12-01 10:08:06,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-01 10:08:06,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:07,035 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:07,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:07,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 266 states and 360 transitions. [2019-12-01 10:08:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 360 transitions. [2019-12-01 10:08:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-01 10:08:07,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:07,272 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:07,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:07,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 284 states and 385 transitions. [2019-12-01 10:08:07,642 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 385 transitions. [2019-12-01 10:08:07,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-01 10:08:07,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:07,695 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:08,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:08,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 305 states and 414 transitions. [2019-12-01 10:08:08,032 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 414 transitions. [2019-12-01 10:08:08,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-12-01 10:08:08,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:08,057 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:08,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 309 states and 421 transitions. [2019-12-01 10:08:08,276 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 421 transitions. [2019-12-01 10:08:08,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-01 10:08:08,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:08,298 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 10:08:08,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:08,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 327 states and 443 transitions. [2019-12-01 10:08:08,685 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 443 transitions. [2019-12-01 10:08:08,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-01 10:08:08,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:08,708 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:08,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:08,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 331 states and 447 transitions. [2019-12-01 10:08:08,730 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 447 transitions. [2019-12-01 10:08:08,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-01 10:08:08,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:08,751 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 10:08:08,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:08,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 332 states and 449 transitions. [2019-12-01 10:08:08,885 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 449 transitions. [2019-12-01 10:08:08,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-01 10:08:08,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:08,917 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 10:08:09,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:09,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 335 states and 453 transitions. [2019-12-01 10:08:09,034 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 453 transitions. [2019-12-01 10:08:09,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-01 10:08:09,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:09,126 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 10:08:09,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 346 states and 469 transitions. [2019-12-01 10:08:09,456 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 469 transitions. [2019-12-01 10:08:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-01 10:08:09,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:09,479 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 10:08:09,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:09,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 347 states and 472 transitions. [2019-12-01 10:08:09,609 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 472 transitions. [2019-12-01 10:08:09,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-01 10:08:09,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:09,640 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 10:08:09,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:09,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 364 states and 490 transitions. [2019-12-01 10:08:09,899 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 490 transitions. [2019-12-01 10:08:09,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-01 10:08:09,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:10,012 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:10,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:10,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 394 states and 526 transitions. [2019-12-01 10:08:10,715 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 526 transitions. [2019-12-01 10:08:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-12-01 10:08:10,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:11,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:11,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 407 states and 543 transitions. [2019-12-01 10:08:11,142 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 543 transitions. [2019-12-01 10:08:11,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-12-01 10:08:11,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:11,206 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:11,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:11,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 410 states and 547 transitions. [2019-12-01 10:08:11,349 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 547 transitions. [2019-12-01 10:08:11,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-12-01 10:08:11,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:11,418 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:11,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:11,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 413 states and 551 transitions. [2019-12-01 10:08:11,550 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 551 transitions. [2019-12-01 10:08:11,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-12-01 10:08:11,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:11,578 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:11,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:11,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 426 states and 565 transitions. [2019-12-01 10:08:11,679 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 565 transitions. [2019-12-01 10:08:11,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-12-01 10:08:11,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:11,705 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:11,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:11,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 429 states and 569 transitions. [2019-12-01 10:08:11,803 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 569 transitions. [2019-12-01 10:08:11,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-12-01 10:08:11,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:11,872 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 10:08:12,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:12,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 430 states and 571 transitions. [2019-12-01 10:08:12,068 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 571 transitions. [2019-12-01 10:08:12,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-01 10:08:12,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:12,098 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:12,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:12,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 449 states and 592 transitions. [2019-12-01 10:08:12,238 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 592 transitions. [2019-12-01 10:08:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-01 10:08:12,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 10:08:12,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:12,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 481 states and 624 transitions. [2019-12-01 10:08:12,519 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 624 transitions. [2019-12-01 10:08:12,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-01 10:08:12,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:12,558 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 10:08:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:12,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 486 states and 628 transitions. [2019-12-01 10:08:12,591 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 628 transitions. [2019-12-01 10:08:12,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-01 10:08:12,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:12,634 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 10:08:12,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:12,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 500 states and 642 transitions. [2019-12-01 10:08:12,791 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 642 transitions. [2019-12-01 10:08:12,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-01 10:08:12,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:13,154 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 10:08:14,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:14,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 540 states and 692 transitions. [2019-12-01 10:08:14,574 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 692 transitions. [2019-12-01 10:08:14,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-01 10:08:14,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 10:08:14,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 555 states and 706 transitions. [2019-12-01 10:08:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 706 transitions. [2019-12-01 10:08:14,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-01 10:08:14,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:14,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:14,869 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:14,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:14,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 574 states and 725 transitions. [2019-12-01 10:08:14,944 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 725 transitions. [2019-12-01 10:08:14,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-12-01 10:08:14,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:14,975 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 10:08:15,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:15,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 575 states and 726 transitions. [2019-12-01 10:08:15,138 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 726 transitions. [2019-12-01 10:08:15,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 10:08:15,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:15,184 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 10:08:15,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:15,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 594 states and 748 transitions. [2019-12-01 10:08:15,630 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 748 transitions. [2019-12-01 10:08:15,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 10:08:15,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:15,662 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:15,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:15,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 596 states and 750 transitions. [2019-12-01 10:08:15,682 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 750 transitions. [2019-12-01 10:08:15,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-01 10:08:15,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:15,732 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 10:08:15,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:15,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 597 states and 751 transitions. [2019-12-01 10:08:15,752 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 751 transitions. [2019-12-01 10:08:15,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-12-01 10:08:15,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:15,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:15,823 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 10:08:15,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:15,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 611 states and 765 transitions. [2019-12-01 10:08:15,888 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 765 transitions. [2019-12-01 10:08:15,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 10:08:15,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:15,966 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 10:08:16,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:16,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 690 states and 846 transitions. [2019-12-01 10:08:16,454 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 846 transitions. [2019-12-01 10:08:16,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-12-01 10:08:16,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:16,481 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 10:08:16,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:16,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 693 states and 849 transitions. [2019-12-01 10:08:16,503 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 849 transitions. [2019-12-01 10:08:16,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-01 10:08:16,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 10:08:16,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:16,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 694 states and 850 transitions. [2019-12-01 10:08:16,727 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 850 transitions. [2019-12-01 10:08:16,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-01 10:08:16,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:16,775 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 10:08:17,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:17,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 709 states and 864 transitions. [2019-12-01 10:08:17,131 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 864 transitions. [2019-12-01 10:08:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-01 10:08:17,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:17,180 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:17,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:17,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 722 states and 878 transitions. [2019-12-01 10:08:17,673 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 878 transitions. [2019-12-01 10:08:17,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-01 10:08:17,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:17,725 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:17,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:17,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 725 states and 881 transitions. [2019-12-01 10:08:17,886 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 881 transitions. [2019-12-01 10:08:17,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-12-01 10:08:17,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:17,997 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 10:08:19,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:19,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 804 states and 971 transitions. [2019-12-01 10:08:19,759 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 971 transitions. [2019-12-01 10:08:19,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-01 10:08:19,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:19,840 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 10:08:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 833 states and 1002 transitions. [2019-12-01 10:08:20,326 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1002 transitions. [2019-12-01 10:08:20,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 10:08:20,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:20,489 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 10:08:21,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:21,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 862 states and 1034 transitions. [2019-12-01 10:08:21,743 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1034 transitions. [2019-12-01 10:08:21,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-01 10:08:21,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:21,789 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:22,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:22,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 877 states and 1050 transitions. [2019-12-01 10:08:22,201 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1050 transitions. [2019-12-01 10:08:22,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-01 10:08:22,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:22,246 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:22,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:22,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 880 states and 1053 transitions. [2019-12-01 10:08:22,410 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1053 transitions. [2019-12-01 10:08:22,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-01 10:08:22,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:22,510 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-12-01 10:08:23,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:23,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 898 states and 1073 transitions. [2019-12-01 10:08:23,015 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1073 transitions. [2019-12-01 10:08:23,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-12-01 10:08:23,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:23,069 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:23,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:23,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 924 states and 1102 transitions. [2019-12-01 10:08:23,710 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1102 transitions. [2019-12-01 10:08:23,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-12-01 10:08:23,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:23,758 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:24,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:24,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 939 states and 1116 transitions. [2019-12-01 10:08:24,074 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1116 transitions. [2019-12-01 10:08:24,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-12-01 10:08:24,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:24,114 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 10:08:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:24,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 967 states and 1144 transitions. [2019-12-01 10:08:24,335 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1144 transitions. [2019-12-01 10:08:24,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-12-01 10:08:24,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:24,410 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-12-01 10:08:25,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:25,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 988 states and 1167 transitions. [2019-12-01 10:08:25,311 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1167 transitions. [2019-12-01 10:08:25,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-12-01 10:08:25,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:25,347 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 10:08:25,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:25,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 992 states and 1171 transitions. [2019-12-01 10:08:25,456 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1171 transitions. [2019-12-01 10:08:25,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-01 10:08:25,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:25,525 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 10:08:25,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:25,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 995 states and 1174 transitions. [2019-12-01 10:08:25,549 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1174 transitions. [2019-12-01 10:08:25,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-12-01 10:08:25,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:25,620 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 10:08:26,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 1032 states and 1214 transitions. [2019-12-01 10:08:26,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1214 transitions. [2019-12-01 10:08:26,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 10:08:26,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:27,064 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 178 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 10:08:28,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:28,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1040 states and 1227 transitions. [2019-12-01 10:08:28,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1227 transitions. [2019-12-01 10:08:28,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 10:08:28,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:28,218 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-12-01 10:08:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1147 states and 1337 transitions. [2019-12-01 10:08:28,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1337 transitions. [2019-12-01 10:08:28,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 10:08:28,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:28,991 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 10:08:29,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:29,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1151 states and 1342 transitions. [2019-12-01 10:08:29,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1342 transitions. [2019-12-01 10:08:29,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-01 10:08:29,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:29,238 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-12-01 10:08:30,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:30,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1177 states and 1367 transitions. [2019-12-01 10:08:30,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1367 transitions. [2019-12-01 10:08:30,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-01 10:08:30,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:30,360 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-01 10:08:30,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:30,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1183 states and 1374 transitions. [2019-12-01 10:08:30,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1374 transitions. [2019-12-01 10:08:30,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-01 10:08:30,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:30,650 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 10:08:30,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:30,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1186 states and 1377 transitions. [2019-12-01 10:08:30,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1377 transitions. [2019-12-01 10:08:30,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-01 10:08:30,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:30,749 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 10:08:31,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:31,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1192 states and 1385 transitions. [2019-12-01 10:08:31,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1385 transitions. [2019-12-01 10:08:31,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-01 10:08:31,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:31,413 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-01 10:08:31,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:31,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1198 states and 1393 transitions. [2019-12-01 10:08:31,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1393 transitions. [2019-12-01 10:08:31,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-12-01 10:08:31,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:31,794 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:32,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:32,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1233 states and 1431 transitions. [2019-12-01 10:08:32,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1431 transitions. [2019-12-01 10:08:32,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-12-01 10:08:32,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:32,173 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 10:08:33,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:33,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1249 states and 1448 transitions. [2019-12-01 10:08:33,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1448 transitions. [2019-12-01 10:08:33,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-12-01 10:08:33,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:33,330 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 123 proven. 13 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-12-01 10:08:33,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1257 states and 1457 transitions. [2019-12-01 10:08:33,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1457 transitions. [2019-12-01 10:08:33,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-12-01 10:08:33,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:33,944 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 10:08:36,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:36,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1277 states and 1482 transitions. [2019-12-01 10:08:36,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1482 transitions. [2019-12-01 10:08:36,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-12-01 10:08:36,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 10:08:36,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:36,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1279 states and 1483 transitions. [2019-12-01 10:08:36,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1483 transitions. [2019-12-01 10:08:36,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-12-01 10:08:36,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:36,431 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 10:08:39,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:39,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1312 states and 1522 transitions. [2019-12-01 10:08:39,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1522 transitions. [2019-12-01 10:08:39,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-12-01 10:08:39,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:39,237 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 10:08:39,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:39,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1315 states and 1526 transitions. [2019-12-01 10:08:39,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1526 transitions. [2019-12-01 10:08:39,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-12-01 10:08:39,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:39,696 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-12-01 10:08:41,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:41,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1414 states and 1631 transitions. [2019-12-01 10:08:41,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 1631 transitions. [2019-12-01 10:08:41,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-12-01 10:08:41,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-12-01 10:08:42,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:42,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1434 states and 1650 transitions. [2019-12-01 10:08:42,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1650 transitions. [2019-12-01 10:08:42,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-12-01 10:08:42,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:42,269 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-01 10:08:42,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:42,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1438 states and 1655 transitions. [2019-12-01 10:08:42,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1655 transitions. [2019-12-01 10:08:42,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-12-01 10:08:42,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-01 10:08:42,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:42,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1455 states and 1673 transitions. [2019-12-01 10:08:42,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1673 transitions. [2019-12-01 10:08:42,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-12-01 10:08:42,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:44,003 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-12-01 10:08:46,912 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 26 [2019-12-01 10:08:48,910 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2019-12-01 10:08:54,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:54,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1507 states and 1731 transitions. [2019-12-01 10:08:54,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1731 transitions. [2019-12-01 10:08:54,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-12-01 10:08:54,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:54,432 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-12-01 10:08:54,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:54,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1545 states and 1771 transitions. [2019-12-01 10:08:54,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1771 transitions. [2019-12-01 10:08:54,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-12-01 10:08:54,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:54,815 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-12-01 10:08:54,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:08:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1548 states and 1773 transitions. [2019-12-01 10:08:54,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1773 transitions. [2019-12-01 10:08:54,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-12-01 10:08:54,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:08:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:08:55,873 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-12-01 10:09:00,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:00,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1600 states and 1831 transitions. [2019-12-01 10:09:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 1831 transitions. [2019-12-01 10:09:00,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-12-01 10:09:00,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:01,189 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-12-01 10:09:01,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:01,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1603 states and 1834 transitions. [2019-12-01 10:09:01,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1834 transitions. [2019-12-01 10:09:01,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-12-01 10:09:01,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:02,022 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-12-01 10:09:02,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:02,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1624 states and 1862 transitions. [2019-12-01 10:09:02,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 1862 transitions. [2019-12-01 10:09:02,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-12-01 10:09:02,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:03,027 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-12-01 10:09:03,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:03,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1641 states and 1880 transitions. [2019-12-01 10:09:03,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 1880 transitions. [2019-12-01 10:09:03,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-12-01 10:09:03,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:03,729 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-12-01 10:09:04,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:04,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1658 states and 1897 transitions. [2019-12-01 10:09:04,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 1897 transitions. [2019-12-01 10:09:04,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-12-01 10:09:04,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:04,342 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-12-01 10:09:04,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:04,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1661 states and 1900 transitions. [2019-12-01 10:09:04,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 1900 transitions. [2019-12-01 10:09:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-01 10:09:04,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:05,932 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 10:09:15,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:15,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1759 states and 2017 transitions. [2019-12-01 10:09:15,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2017 transitions. [2019-12-01 10:09:15,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-01 10:09:15,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:15,916 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 10:09:16,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:16,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 1764 states and 2021 transitions. [2019-12-01 10:09:16,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2021 transitions. [2019-12-01 10:09:16,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-12-01 10:09:16,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:16,347 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 283 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-12-01 10:09:16,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:16,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1770 states and 2027 transitions. [2019-12-01 10:09:16,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2027 transitions. [2019-12-01 10:09:16,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-12-01 10:09:16,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:16,946 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-12-01 10:09:17,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:17,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1797 states and 2054 transitions. [2019-12-01 10:09:17,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2054 transitions. [2019-12-01 10:09:17,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-12-01 10:09:17,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:17,658 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-01 10:09:25,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:25,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1935 states and 2209 transitions. [2019-12-01 10:09:25,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2209 transitions. [2019-12-01 10:09:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2019-12-01 10:09:25,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:25,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:25,760 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 10:09:26,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:26,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1978 states and 2258 transitions. [2019-12-01 10:09:26,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2258 transitions. [2019-12-01 10:09:26,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-12-01 10:09:26,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:27,447 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-01 10:09:32,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:32,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2112 states and 2398 transitions. [2019-12-01 10:09:32,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2398 transitions. [2019-12-01 10:09:32,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-12-01 10:09:32,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:32,391 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-01 10:09:33,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:33,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 2130 states and 2415 transitions. [2019-12-01 10:09:33,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2415 transitions. [2019-12-01 10:09:33,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-12-01 10:09:33,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:33,456 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2019-12-01 10:09:36,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:36,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2208 states and 2493 transitions. [2019-12-01 10:09:36,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2493 transitions. [2019-12-01 10:09:36,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-12-01 10:09:36,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:36,671 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-01 10:09:37,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:37,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 2213 states and 2499 transitions. [2019-12-01 10:09:37,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 2499 transitions. [2019-12-01 10:09:37,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-12-01 10:09:37,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:37,661 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-01 10:09:38,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:38,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2228 states and 2515 transitions. [2019-12-01 10:09:38,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2515 transitions. [2019-12-01 10:09:38,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-12-01 10:09:38,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:38,561 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-01 10:09:39,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:39,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2259 states and 2546 transitions. [2019-12-01 10:09:39,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 2546 transitions. [2019-12-01 10:09:39,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-12-01 10:09:39,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:39,462 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-01 10:09:39,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:39,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2269 states and 2556 transitions. [2019-12-01 10:09:39,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 2556 transitions. [2019-12-01 10:09:39,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-12-01 10:09:39,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:40,125 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-01 10:09:40,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:40,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2284 states and 2570 transitions. [2019-12-01 10:09:40,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2570 transitions. [2019-12-01 10:09:40,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-12-01 10:09:40,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:40,647 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-01 10:09:41,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:41,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2318 states and 2605 transitions. [2019-12-01 10:09:41,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2605 transitions. [2019-12-01 10:09:41,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-12-01 10:09:41,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:41,911 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-01 10:09:42,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:42,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2321 states and 2608 transitions. [2019-12-01 10:09:42,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 2608 transitions. [2019-12-01 10:09:42,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-12-01 10:09:42,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:42,765 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-01 10:09:43,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:43,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2324 states and 2612 transitions. [2019-12-01 10:09:43,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 2612 transitions. [2019-12-01 10:09:43,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-12-01 10:09:43,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:43,315 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-01 10:09:43,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:43,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 2329 states and 2617 transitions. [2019-12-01 10:09:43,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 2617 transitions. [2019-12-01 10:09:43,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-12-01 10:09:43,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:43,651 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-01 10:09:43,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:43,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 2332 states and 2620 transitions. [2019-12-01 10:09:43,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2620 transitions. [2019-12-01 10:09:43,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-12-01 10:09:43,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:44,125 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-01 10:09:44,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:44,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2335 states and 2623 transitions. [2019-12-01 10:09:44,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 2623 transitions. [2019-12-01 10:09:44,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2019-12-01 10:09:44,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:45,217 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 375 proven. 42 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2019-12-01 10:09:49,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:09:49,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2354 states and 2649 transitions. [2019-12-01 10:09:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 2649 transitions. [2019-12-01 10:09:49,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2019-12-01 10:09:49,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:09:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:09:50,598 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2019-12-01 10:09:52,248 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-12-01 10:09:53,650 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2019-12-01 10:09:55,524 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2019-12-01 10:09:58,424 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-12-01 10:10:01,146 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2019-12-01 10:10:02,405 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2019-12-01 10:10:04,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:04,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 2416 states and 2712 transitions. [2019-12-01 10:10:04,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 2712 transitions. [2019-12-01 10:10:04,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 10:10:04,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:05,186 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 10:10:10,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2480 states and 2795 transitions. [2019-12-01 10:10:10,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2480 states and 2795 transitions. [2019-12-01 10:10:10,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 10:10:10,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:11,074 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 10:10:12,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:12,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2489 states and 2803 transitions. [2019-12-01 10:10:12,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 2803 transitions. [2019-12-01 10:10:12,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 10:10:12,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:12,983 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 10:10:14,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:14,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 2513 states and 2828 transitions. [2019-12-01 10:10:14,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2828 transitions. [2019-12-01 10:10:14,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 10:10:14,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:14,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:14,390 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 10:10:14,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:14,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 2517 states and 2833 transitions. [2019-12-01 10:10:14,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 2833 transitions. [2019-12-01 10:10:14,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 10:10:14,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:15,003 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 10:10:15,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:15,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2522 states and 2837 transitions. [2019-12-01 10:10:15,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 2837 transitions. [2019-12-01 10:10:15,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 10:10:15,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:15,844 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 10:10:16,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:16,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2527 states and 2841 transitions. [2019-12-01 10:10:16,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2527 states and 2841 transitions. [2019-12-01 10:10:16,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2019-12-01 10:10:16,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:16,950 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2019-12-01 10:10:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2530 states and 2843 transitions. [2019-12-01 10:10:17,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2530 states and 2843 transitions. [2019-12-01 10:10:17,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-12-01 10:10:17,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:17,381 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 574 proven. 16 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-12-01 10:10:19,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:19,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2549 states and 2863 transitions. [2019-12-01 10:10:19,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 2863 transitions. [2019-12-01 10:10:19,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-12-01 10:10:19,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 574 proven. 16 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-12-01 10:10:20,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:20,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2554 states and 2867 transitions. [2019-12-01 10:10:20,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2554 states and 2867 transitions. [2019-12-01 10:10:20,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2019-12-01 10:10:20,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:20,375 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-12-01 10:10:24,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:24,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2617 states and 2937 transitions. [2019-12-01 10:10:24,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2617 states and 2937 transitions. [2019-12-01 10:10:24,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2019-12-01 10:10:24,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:25,053 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-12-01 10:10:26,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:26,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 2634 states and 2955 transitions. [2019-12-01 10:10:26,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2634 states and 2955 transitions. [2019-12-01 10:10:26,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2019-12-01 10:10:26,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:26,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:26,369 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-12-01 10:10:27,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2643 states and 2964 transitions. [2019-12-01 10:10:27,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 2964 transitions. [2019-12-01 10:10:27,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2019-12-01 10:10:27,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:27,199 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-12-01 10:10:27,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:27,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 2653 states and 2973 transitions. [2019-12-01 10:10:27,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 2973 transitions. [2019-12-01 10:10:27,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2019-12-01 10:10:27,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:27,772 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-12-01 10:10:28,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:28,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2663 states and 2982 transitions. [2019-12-01 10:10:28,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 2982 transitions. [2019-12-01 10:10:28,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2019-12-01 10:10:28,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:28,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:28,346 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-12-01 10:10:28,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:28,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2668 states and 2986 transitions. [2019-12-01 10:10:28,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 2986 transitions. [2019-12-01 10:10:28,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2019-12-01 10:10:28,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:29,726 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 78 proven. 397 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-12-01 10:10:39,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:39,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 2872 states and 3200 transitions. [2019-12-01 10:10:39,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 3200 transitions. [2019-12-01 10:10:39,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2019-12-01 10:10:39,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:10:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:10:40,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 157 proven. 596 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2019-12-01 10:10:43,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:10:43,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 2733 states and 3056 transitions. [2019-12-01 10:10:43,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2733 states and 3056 transitions. [2019-12-01 10:10:43,572 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 10:10:43,572 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 121 iterations. [2019-12-01 10:10:43,581 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 10:10:43,724 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 23 [2019-12-01 10:10:43,848 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 23 [2019-12-01 10:10:44,036 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 23 [2019-12-01 10:10:44,217 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 23 [2019-12-01 10:10:44,346 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2019-12-01 10:10:44,546 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 23 [2019-12-01 10:10:44,830 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 23 [2019-12-01 10:10:44,978 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 23 [2019-12-01 10:10:45,637 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 23 [2019-12-01 10:10:45,787 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 23 [2019-12-01 10:10:45,936 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 23 [2019-12-01 10:10:46,168 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 23 [2019-12-01 10:10:46,307 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 23 [2019-12-01 10:10:46,413 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 23 [2019-12-01 10:10:46,872 WARN L192 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 50 [2019-12-01 10:10:47,096 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 23 [2019-12-01 10:10:47,298 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 23 [2019-12-01 10:10:47,535 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2019-12-01 10:10:47,759 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 23 [2019-12-01 10:10:48,050 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 23 [2019-12-01 10:10:48,322 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 23 [2019-12-01 10:10:48,508 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 23 [2019-12-01 10:10:48,819 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 23 [2019-12-01 10:10:49,203 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 23 [2019-12-01 10:10:49,687 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 23 [2019-12-01 10:10:49,826 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 23 [2019-12-01 10:10:50,021 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 23 [2019-12-01 10:10:50,429 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 23 [2019-12-01 10:10:50,560 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 23 [2019-12-01 10:10:50,961 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 23 [2019-12-01 10:10:51,089 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2019-12-01 10:10:51,228 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 23 [2019-12-01 10:10:51,449 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 23 [2019-12-01 10:10:51,682 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 23 [2019-12-01 10:10:51,682 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 10:10:51,686 INFO L569 CodeCheckObserver]: Invariant with dag size 23 [2019-12-01 10:10:51,691 INFO L569 CodeCheckObserver]: Invariant with dag size 23 [2019-12-01 10:10:51,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 10:10:51 ImpRootNode [2019-12-01 10:10:51,692 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 10:10:51,692 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 10:10:51,692 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 10:10:51,692 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 10:10:51,692 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:08:05" (3/4) ... [2019-12-01 10:10:51,695 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 10:10:51,709 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-12-01 10:10:51,710 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-12-01 10:10:51,711 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-12-01 10:10:51,712 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 10:10:51,790 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1f8c5d3c-969f-466b-9068-16d65a6a41e1/bin/ukojak/witness.graphml [2019-12-01 10:10:51,790 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 10:10:51,791 INFO L168 Benchmark]: Toolchain (without parser) took 167716.01 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 654.8 MB). Free memory was 934.0 MB in the beginning and 1.3 GB in the end (delta: -366.5 MB). Peak memory consumption was 288.3 MB. Max. memory is 11.5 GB. [2019-12-01 10:10:51,792 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 10:10:51,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 87.6 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -126.4 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2019-12-01 10:10:51,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 10:10:51,792 INFO L168 Benchmark]: Boogie Preprocessor took 40.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 10:10:51,793 INFO L168 Benchmark]: RCFGBuilder took 1127.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 829.3 MB in the end (delta: 220.4 MB). Peak memory consumption was 220.4 MB. Max. memory is 11.5 GB. [2019-12-01 10:10:51,793 INFO L168 Benchmark]: CodeCheck took 166066.37 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 567.3 MB). Free memory was 829.3 MB in the beginning and 1.3 GB in the end (delta: -510.9 MB). Peak memory consumption was 830.2 MB. Max. memory is 11.5 GB. [2019-12-01 10:10:51,793 INFO L168 Benchmark]: Witness Printer took 98.53 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 39.7 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. [2019-12-01 10:10:51,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Result: SAFE, OverallTime: 157.9s, OverallIterations: 121, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -412744932 SDtfs, 905414986 SDslu, -66383972 SDs, 0 SdLazy, 574095070 SolverSat, 1089932068 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 482.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 170013 GetRequests, 165617 SyntacticMatches, 3298 SemanticMatches, 1098 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 869499 ImplicationChecksByTransitivity, 131.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 14.6s InterpolantComputationTime, 26781 NumberOfCodeBlocks, 26781 NumberOfCodeBlocksAsserted, 120 NumberOfCheckSat, 26661 ConstructedInterpolants, 0 QuantifiedInterpolants, 28513315 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 120 InterpolantComputations, 84 PerfectInterpolantSequences, 31950/34237 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 460]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((!(a19 == 1) || (a21 == 1 && a11 == 1)) || !(a17 == 7)) || (a21 == 1 && (!(a25 == 1) || !(a28 == 8))) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a19 == 1) || (a21 == 1 && a11 == 1)) || !(a17 == 7)) || (a21 == 1 && (!(a25 == 1) || !(a28 == 8))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 328.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 87.6 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -126.4 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1127.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 829.3 MB in the end (delta: 220.4 MB). Peak memory consumption was 220.4 MB. Max. memory is 11.5 GB. * CodeCheck took 166066.37 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 567.3 MB). Free memory was 829.3 MB in the beginning and 1.3 GB in the end (delta: -510.9 MB). Peak memory consumption was 830.2 MB. Max. memory is 11.5 GB. * Witness Printer took 98.53 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 39.7 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...