./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.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_29ca3ef7-b540-45c9-90d3-dc607fe25832/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/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 b38413ca0cda685b7a25d67b5b16f20b69a9d320 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:44:41,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 08:44:41,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 08:44:41,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 08:44:41,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 08:44:41,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 08:44:41,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 08:44:41,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 08:44:41,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 08:44:41,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 08:44:41,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 08:44:41,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 08:44:41,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 08:44:41,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 08:44:41,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 08:44:41,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 08:44:41,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 08:44:41,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 08:44:41,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 08:44:41,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 08:44:41,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 08:44:41,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 08:44:41,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 08:44:41,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 08:44:41,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 08:44:41,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 08:44:41,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 08:44:41,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 08:44:41,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 08:44:41,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 08:44:41,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 08:44:41,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 08:44:41,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 08:44:41,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 08:44:41,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 08:44:41,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 08:44:41,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 08:44:41,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 08:44:41,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 08:44:41,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 08:44:41,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 08:44:41,637 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 08:44:41,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 08:44:41,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 08:44:41,651 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 08:44:41,651 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 08:44:41,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 08:44:41,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 08:44:41,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 08:44:41,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 08:44:41,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 08:44:41,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 08:44:41,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 08:44:41,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 08:44:41,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 08:44:41,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 08:44:41,653 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 08:44:41,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 08:44:41,654 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 08:44:41,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 08:44:41,654 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 08:44:41,654 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 08:44:41,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 08:44:41,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 08:44:41,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 08:44:41,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 08:44:41,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 08:44:41,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 08:44:41,656 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 08:44:41,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 08:44:41,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 08:44:41,656 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_29ca3ef7-b540-45c9-90d3-dc607fe25832/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 -> b38413ca0cda685b7a25d67b5b16f20b69a9d320 [2019-12-01 08:44:41,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 08:44:41,771 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 08:44:41,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 08:44:41,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 08:44:41,776 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 08:44:41,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/bin/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2019-12-01 08:44:41,825 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/bin/ukojak/data/70f3c88a9/20bf6325e8a944448adcbf324724fd84/FLAG834fb3d88 [2019-12-01 08:44:42,233 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 08:44:42,233 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2019-12-01 08:44:42,245 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/bin/ukojak/data/70f3c88a9/20bf6325e8a944448adcbf324724fd84/FLAG834fb3d88 [2019-12-01 08:44:42,253 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/bin/ukojak/data/70f3c88a9/20bf6325e8a944448adcbf324724fd84 [2019-12-01 08:44:42,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 08:44:42,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 08:44:42,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 08:44:42,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 08:44:42,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 08:44:42,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:44:42" (1/1) ... [2019-12-01 08:44:42,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1127a676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42, skipping insertion in model container [2019-12-01 08:44:42,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:44:42" (1/1) ... [2019-12-01 08:44:42,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 08:44:42,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 08:44:42,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 08:44:42,780 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 08:44:42,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 08:44:42,972 INFO L208 MainTranslator]: Completed translation [2019-12-01 08:44:42,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42 WrapperNode [2019-12-01 08:44:42,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 08:44:42,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 08:44:42,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 08:44:42,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 08:44:42,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42" (1/1) ... [2019-12-01 08:44:42,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42" (1/1) ... [2019-12-01 08:44:43,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 08:44:43,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 08:44:43,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 08:44:43,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 08:44:43,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42" (1/1) ... [2019-12-01 08:44:43,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42" (1/1) ... [2019-12-01 08:44:43,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42" (1/1) ... [2019-12-01 08:44:43,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42" (1/1) ... [2019-12-01 08:44:43,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42" (1/1) ... [2019-12-01 08:44:43,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42" (1/1) ... [2019-12-01 08:44:43,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42" (1/1) ... [2019-12-01 08:44:43,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 08:44:43,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 08:44:43,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 08:44:43,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 08:44:43,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:44:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/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 08:44:43,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 08:44:43,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 08:44:44,310 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 08:44:44,310 INFO L287 CfgBuilder]: Removed 4 assume(true) statements. [2019-12-01 08:44:44,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:44:44 BoogieIcfgContainer [2019-12-01 08:44:44,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 08:44:44,312 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 08:44:44,312 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 08:44:44,318 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 08:44:44,319 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:44:44" (1/1) ... [2019-12-01 08:44:44,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 08:44:44,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:44,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 473 states and 899 transitions. [2019-12-01 08:44:44,360 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 899 transitions. [2019-12-01 08:44:44,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-01 08:44:44,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:44,474 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 08:44:44,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:44,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 475 states and 959 transitions. [2019-12-01 08:44:44,599 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 959 transitions. [2019-12-01 08:44:44,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-01 08:44:44,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:44,630 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 08:44:44,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 473 states and 956 transitions. [2019-12-01 08:44:44,795 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 956 transitions. [2019-12-01 08:44:44,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 08:44:44,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:44,851 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 08:44:44,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:44,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 473 states and 955 transitions. [2019-12-01 08:44:44,882 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 955 transitions. [2019-12-01 08:44:44,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-01 08:44:44,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:44,936 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 08:44:44,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:44,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 473 states and 954 transitions. [2019-12-01 08:44:44,974 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 954 transitions. [2019-12-01 08:44:44,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 08:44:44,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:45,034 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 08:44:45,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:45,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 473 states and 953 transitions. [2019-12-01 08:44:45,139 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 953 transitions. [2019-12-01 08:44:45,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 08:44:45,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:45,176 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 08:44:45,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:45,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 473 states and 952 transitions. [2019-12-01 08:44:45,202 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 952 transitions. [2019-12-01 08:44:45,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 08:44:45,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:45,268 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 08:44:45,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:45,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 473 states and 951 transitions. [2019-12-01 08:44:45,356 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 951 transitions. [2019-12-01 08:44:45,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 08:44:45,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:45,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:45,411 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 08:44:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:45,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 473 states and 950 transitions. [2019-12-01 08:44:45,458 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 950 transitions. [2019-12-01 08:44:45,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 08:44:45,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:45,496 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 08:44:45,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:45,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 473 states and 949 transitions. [2019-12-01 08:44:45,527 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 949 transitions. [2019-12-01 08:44:45,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 08:44:45,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:45,604 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 08:44:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:45,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 473 states and 948 transitions. [2019-12-01 08:44:45,699 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 948 transitions. [2019-12-01 08:44:45,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 08:44:45,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:45,749 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 08:44:45,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:45,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 473 states and 947 transitions. [2019-12-01 08:44:45,784 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 947 transitions. [2019-12-01 08:44:45,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 08:44:45,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:45,848 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 08:44:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:45,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 473 states and 946 transitions. [2019-12-01 08:44:45,932 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 946 transitions. [2019-12-01 08:44:45,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 08:44:45,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:45,988 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 08:44:46,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:46,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 473 states and 945 transitions. [2019-12-01 08:44:46,086 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 945 transitions. [2019-12-01 08:44:46,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 08:44:46,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:46,154 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 08:44:46,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:46,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 473 states and 944 transitions. [2019-12-01 08:44:46,263 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 944 transitions. [2019-12-01 08:44:46,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 08:44:46,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:46,346 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 08:44:46,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:46,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 473 states and 943 transitions. [2019-12-01 08:44:46,452 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 943 transitions. [2019-12-01 08:44:46,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 08:44:46,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:46,518 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 08:44:46,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:46,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 473 states and 942 transitions. [2019-12-01 08:44:46,622 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 942 transitions. [2019-12-01 08:44:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 08:44:46,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:46,694 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 08:44:46,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:46,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 473 states and 941 transitions. [2019-12-01 08:44:46,807 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 941 transitions. [2019-12-01 08:44:46,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 08:44:46,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:46,912 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 08:44:47,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:47,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 473 states and 940 transitions. [2019-12-01 08:44:47,049 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 940 transitions. [2019-12-01 08:44:47,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 08:44:47,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:47,120 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 08:44:47,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:47,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 473 states and 939 transitions. [2019-12-01 08:44:47,181 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 939 transitions. [2019-12-01 08:44:47,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 08:44:47,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:47,234 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 08:44:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:47,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 473 states and 938 transitions. [2019-12-01 08:44:47,276 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 938 transitions. [2019-12-01 08:44:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 08:44:47,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:47,397 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 08:44:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:47,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 473 states and 937 transitions. [2019-12-01 08:44:47,539 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 937 transitions. [2019-12-01 08:44:47,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 08:44:47,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:47,580 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 08:44:47,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:47,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 473 states and 936 transitions. [2019-12-01 08:44:47,625 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 936 transitions. [2019-12-01 08:44:47,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 08:44:47,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:47,712 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 08:44:47,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:47,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 473 states and 935 transitions. [2019-12-01 08:44:47,840 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 935 transitions. [2019-12-01 08:44:47,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-12-01 08:44:47,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:47,946 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 08:44:48,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:48,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 473 states and 934 transitions. [2019-12-01 08:44:48,099 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 934 transitions. [2019-12-01 08:44:48,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-01 08:44:48,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:48,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:48,143 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 08:44:48,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:48,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 473 states and 933 transitions. [2019-12-01 08:44:48,191 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 933 transitions. [2019-12-01 08:44:48,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 08:44:48,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:48,326 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 08:44:48,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:48,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 473 states and 932 transitions. [2019-12-01 08:44:48,520 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 932 transitions. [2019-12-01 08:44:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 08:44:48,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:48,603 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 08:44:48,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:48,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 473 states and 931 transitions. [2019-12-01 08:44:48,653 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 931 transitions. [2019-12-01 08:44:48,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-12-01 08:44:48,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:48,777 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 08:44:48,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:48,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 473 states and 930 transitions. [2019-12-01 08:44:48,951 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 930 transitions. [2019-12-01 08:44:48,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-12-01 08:44:48,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:49,040 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 08:44:49,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:49,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 473 states and 929 transitions. [2019-12-01 08:44:49,135 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 929 transitions. [2019-12-01 08:44:49,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-01 08:44:49,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:49,232 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 08:44:49,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:49,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 473 states and 928 transitions. [2019-12-01 08:44:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 928 transitions. [2019-12-01 08:44:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-01 08:44:49,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:49,432 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 08:44:49,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:49,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 473 states and 927 transitions. [2019-12-01 08:44:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 927 transitions. [2019-12-01 08:44:49,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-12-01 08:44:49,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:49,611 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 08:44:49,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:49,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 473 states and 926 transitions. [2019-12-01 08:44:49,666 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 926 transitions. [2019-12-01 08:44:49,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-12-01 08:44:49,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:49,808 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 08:44:50,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:50,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 473 states and 925 transitions. [2019-12-01 08:44:50,007 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 925 transitions. [2019-12-01 08:44:50,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-12-01 08:44:50,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:50,109 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 08:44:50,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:50,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 473 states and 924 transitions. [2019-12-01 08:44:50,213 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 924 transitions. [2019-12-01 08:44:50,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 08:44:50,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:50,318 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 08:44:50,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:50,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 473 states and 923 transitions. [2019-12-01 08:44:50,419 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 923 transitions. [2019-12-01 08:44:50,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-12-01 08:44:50,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:50,482 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 08:44:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:50,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 473 states and 922 transitions. [2019-12-01 08:44:50,539 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 922 transitions. [2019-12-01 08:44:50,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-01 08:44:50,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:50,667 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 08:44:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:50,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 473 states and 921 transitions. [2019-12-01 08:44:50,881 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 921 transitions. [2019-12-01 08:44:50,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-01 08:44:50,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:51,059 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 08:44:51,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 473 states and 920 transitions. [2019-12-01 08:44:51,294 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 920 transitions. [2019-12-01 08:44:51,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-01 08:44:51,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:51,407 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 08:44:51,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:51,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 473 states and 919 transitions. [2019-12-01 08:44:51,522 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 919 transitions. [2019-12-01 08:44:51,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-01 08:44:51,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:51,591 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 08:44:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 473 states and 918 transitions. [2019-12-01 08:44:51,662 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 918 transitions. [2019-12-01 08:44:51,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-12-01 08:44:51,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:51,781 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 08:44:51,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:51,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 473 states and 917 transitions. [2019-12-01 08:44:51,984 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 917 transitions. [2019-12-01 08:44:51,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-12-01 08:44:51,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:52,107 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 08:44:52,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:52,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 473 states and 916 transitions. [2019-12-01 08:44:52,297 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 916 transitions. [2019-12-01 08:44:52,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-12-01 08:44:52,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:52,489 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 08:44:52,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:52,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 473 states and 915 transitions. [2019-12-01 08:44:52,723 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 915 transitions. [2019-12-01 08:44:52,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-12-01 08:44:52,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:52,848 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 08:44:52,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:52,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 473 states and 914 transitions. [2019-12-01 08:44:52,980 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 914 transitions. [2019-12-01 08:44:52,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-01 08:44:52,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:53,066 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 08:44:53,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:53,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 473 states and 913 transitions. [2019-12-01 08:44:53,137 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 913 transitions. [2019-12-01 08:44:53,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-12-01 08:44:53,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:53,279 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 08:44:53,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:53,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 473 states and 912 transitions. [2019-12-01 08:44:53,484 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 912 transitions. [2019-12-01 08:44:53,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-12-01 08:44:53,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:53,703 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 08:44:53,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:53,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 473 states and 911 transitions. [2019-12-01 08:44:53,940 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 911 transitions. [2019-12-01 08:44:53,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-01 08:44:53,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:54,075 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 08:44:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:54,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 473 states and 910 transitions. [2019-12-01 08:44:54,193 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 910 transitions. [2019-12-01 08:44:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-01 08:44:54,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:54,332 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 08:44:54,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:54,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 473 states and 909 transitions. [2019-12-01 08:44:54,461 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 909 transitions. [2019-12-01 08:44:54,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-01 08:44:54,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:54,599 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 08:44:54,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:54,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 473 states and 908 transitions. [2019-12-01 08:44:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 908 transitions. [2019-12-01 08:44:54,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-12-01 08:44:54,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:54,807 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 08:44:54,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:54,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 473 states and 907 transitions. [2019-12-01 08:44:54,876 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 907 transitions. [2019-12-01 08:44:54,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-01 08:44:54,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:54,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:55,042 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 08:44:55,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:55,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 473 states and 906 transitions. [2019-12-01 08:44:55,250 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 906 transitions. [2019-12-01 08:44:55,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-12-01 08:44:55,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:55,457 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 08:44:55,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:55,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 473 states and 905 transitions. [2019-12-01 08:44:55,743 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 905 transitions. [2019-12-01 08:44:55,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-12-01 08:44:55,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:55,892 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 08:44:56,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:56,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 473 states and 904 transitions. [2019-12-01 08:44:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 904 transitions. [2019-12-01 08:44:56,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-12-01 08:44:56,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:56,172 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 08:44:56,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:56,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 473 states and 903 transitions. [2019-12-01 08:44:56,304 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 903 transitions. [2019-12-01 08:44:56,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-12-01 08:44:56,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:56,435 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 08:44:56,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:56,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 473 states and 902 transitions. [2019-12-01 08:44:56,527 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 902 transitions. [2019-12-01 08:44:56,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-12-01 08:44:56,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:56,685 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 08:44:56,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:56,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 473 states and 901 transitions. [2019-12-01 08:44:56,909 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 901 transitions. [2019-12-01 08:44:56,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-12-01 08:44:56,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:57,129 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 08:44:57,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:57,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 473 states and 900 transitions. [2019-12-01 08:44:57,411 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 900 transitions. [2019-12-01 08:44:57,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-12-01 08:44:57,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:57,521 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 08:44:57,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:57,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 473 states and 899 transitions. [2019-12-01 08:44:57,601 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 899 transitions. [2019-12-01 08:44:57,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-12-01 08:44:57,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:57,773 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 08:44:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 473 states and 898 transitions. [2019-12-01 08:44:58,021 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 898 transitions. [2019-12-01 08:44:58,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-12-01 08:44:58,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:58,256 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 08:44:58,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:58,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 473 states and 897 transitions. [2019-12-01 08:44:58,550 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 897 transitions. [2019-12-01 08:44:58,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-12-01 08:44:58,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:58,712 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 08:44:58,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:44:58,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 475 states and 899 transitions. [2019-12-01 08:44:58,840 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 899 transitions. [2019-12-01 08:44:58,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-12-01 08:44:58,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:44:58,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:44:59,274 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 08:45:48,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:45:48,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 478 states and 902 transitions. [2019-12-01 08:45:48,235 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 902 transitions. [2019-12-01 08:45:48,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-12-01 08:45:48,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:45:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:45:48,585 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 08:45:50,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:45:50,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 481 states and 906 transitions. [2019-12-01 08:45:50,202 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 906 transitions. [2019-12-01 08:45:50,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-12-01 08:45:50,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:45:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:45:50,520 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 08:45:50,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:45:50,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 483 states and 908 transitions. [2019-12-01 08:45:50,809 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 908 transitions. [2019-12-01 08:45:50,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-01 08:45:50,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:45:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:45:51,188 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 08:45:54,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:45:54,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 490 states and 916 transitions. [2019-12-01 08:45:54,703 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 916 transitions. [2019-12-01 08:45:54,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-01 08:45:54,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:45:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:45:54,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 08:45:55,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:45:55,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 491 states and 916 transitions. [2019-12-01 08:45:55,235 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 916 transitions. [2019-12-01 08:45:55,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-12-01 08:45:55,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:45:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:45:55,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 08:45:56,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:45:56,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 492 states and 916 transitions. [2019-12-01 08:45:56,521 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 916 transitions. [2019-12-01 08:45:56,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-12-01 08:45:56,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:45:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:45:56,841 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 08:45:59,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:45:59,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 478 states and 899 transitions. [2019-12-01 08:45:59,151 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 899 transitions. [2019-12-01 08:45:59,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-12-01 08:45:59,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:45:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:45:59,422 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 08:46:00,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:00,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 476 states and 896 transitions. [2019-12-01 08:46:00,210 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 896 transitions. [2019-12-01 08:46:00,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-12-01 08:46:00,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:46:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:46:00,744 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 08:46:01,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:01,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 480 states and 903 transitions. [2019-12-01 08:46:01,670 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 903 transitions. [2019-12-01 08:46:01,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-12-01 08:46:01,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:46:01,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:46:01,991 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 08:46:02,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:02,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 482 states and 905 transitions. [2019-12-01 08:46:02,311 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 905 transitions. [2019-12-01 08:46:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-12-01 08:46:02,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:46:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:46:02,659 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 08:46:02,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:02,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 484 states and 907 transitions. [2019-12-01 08:46:02,988 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 907 transitions. [2019-12-01 08:46:02,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-12-01 08:46:02,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:46:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:46:03,400 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 08:46:11,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:11,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 474 states and 898 transitions. [2019-12-01 08:46:11,680 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 898 transitions. [2019-12-01 08:46:11,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-12-01 08:46:11,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:46:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:46:12,087 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 08:46:13,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:13,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 477 states and 901 transitions. [2019-12-01 08:46:13,138 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 901 transitions. [2019-12-01 08:46:13,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2019-12-01 08:46:13,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:46:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:46:13,533 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 08:46:14,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:14,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 480 states and 904 transitions. [2019-12-01 08:46:14,550 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 904 transitions. [2019-12-01 08:46:14,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-12-01 08:46:14,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:46:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:46:15,127 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 08:46:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:17,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 484 states and 909 transitions. [2019-12-01 08:46:17,267 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 909 transitions. [2019-12-01 08:46:17,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-12-01 08:46:17,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:46:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:46:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 08:46:20,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:20,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 460 states and 873 transitions. [2019-12-01 08:46:20,245 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 873 transitions. [2019-12-01 08:46:20,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-12-01 08:46:20,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:46:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:46:20,559 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 08:46:21,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:21,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 458 states and 870 transitions. [2019-12-01 08:46:21,497 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 870 transitions. [2019-12-01 08:46:21,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-12-01 08:46:21,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:46:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:46:21,741 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 08:46:26,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:26,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 458 states and 869 transitions. [2019-12-01 08:46:26,524 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 869 transitions. [2019-12-01 08:46:26,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-12-01 08:46:26,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 08:46:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 08:46:26,700 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 08:46:28,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 08:46:28,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 441 states and 851 transitions. [2019-12-01 08:46:28,545 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 851 transitions. [2019-12-01 08:46:28,546 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 08:46:28,546 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 82 iterations. [2019-12-01 08:46:28,553 INFO L765 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2019-12-01 08:46:29,186 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-12-01 08:46:29,194 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-12-01 08:46:29,195 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 08:46:29,195 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 08:46:29,195 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-12-01 08:46:29,195 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-12-01 08:46:29,196 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 08:46:29,196 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 08:46:29,196 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 08:46:29,196 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 08:46:29,196 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 08:46:29,197 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 08:46:29,197 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 08:46:29,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 08:46:29 ImpRootNode [2019-12-01 08:46:29,197 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 08:46:29,197 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 08:46:29,197 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 08:46:29,198 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 08:46:29,198 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:44:44" (3/4) ... [2019-12-01 08:46:29,201 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 08:46:29,235 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-01 08:46:29,239 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 08:46:29,423 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_29ca3ef7-b540-45c9-90d3-dc607fe25832/bin/ukojak/witness.graphml [2019-12-01 08:46:29,423 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 08:46:29,425 INFO L168 Benchmark]: Toolchain (without parser) took 107168.07 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 763.4 MB). Free memory was 942.5 MB in the beginning and 1.5 GB in the end (delta: -548.4 MB). Peak memory consumption was 214.9 MB. Max. memory is 11.5 GB. [2019-12-01 08:46:29,425 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 08:46:29,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 942.5 MB in the beginning and 1.0 GB in the end (delta: -99.1 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2019-12-01 08:46:29,426 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-12-01 08:46:29,426 INFO L168 Benchmark]: Boogie Preprocessor took 63.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 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 08:46:29,426 INFO L168 Benchmark]: RCFGBuilder took 1194.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 943.6 MB in the end (delta: 76.5 MB). Peak memory consumption was 208.2 MB. Max. memory is 11.5 GB. [2019-12-01 08:46:29,427 INFO L168 Benchmark]: CodeCheck took 104885.56 ms. Allocated memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: 669.0 MB). Free memory was 943.6 MB in the beginning and 1.6 GB in the end (delta: -630.1 MB). Peak memory consumption was 931.4 MB. Max. memory is 11.5 GB. [2019-12-01 08:46:29,427 INFO L168 Benchmark]: Witness Printer took 225.67 ms. Allocated memory is still 1.8 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 82.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 11.5 GB. [2019-12-01 08:46:29,428 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, 473 locations, 16 error locations. Result: SAFE, OverallTime: 104.2s, OverallIterations: 82, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 119240680 SDtfs, 887368088 SDslu, 8867120 SDs, 0 SdLazy, -640828324 SolverSat, 97121732 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 63.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 111197 GetRequests, 99200 SyntacticMatches, 11161 SemanticMatches, 836 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293266 ImplicationChecksByTransitivity, 93.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 8.9s InterpolantComputationTime, 12474 NumberOfCodeBlocks, 12474 NumberOfCodeBlocksAsserted, 81 NumberOfCheckSat, 12393 ConstructedInterpolants, 0 QuantifiedInterpolants, 7090703 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 81 InterpolantComputations, 78 PerfectInterpolantSequences, 2/9 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: 48]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4778]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4750]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4900]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4685]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 36]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4673]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4849]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4709]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4721]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4738]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4806]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4888]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4861]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4818]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4790]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 4660]: Loop Invariant Derived loop invariant: main__t < main__tagbuf_len && 59 <= main__t - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 0 <= main__t - InvariantResult [Line: 399]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 355]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4725]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 61 <= main__t - InvariantResult [Line: 4765]: Loop Invariant Derived loop invariant: 61 <= main__t && main__t < main__tagbuf_len - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 715.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 942.5 MB in the beginning and 1.0 GB in the end (delta: -99.1 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 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 1194.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 943.6 MB in the end (delta: 76.5 MB). Peak memory consumption was 208.2 MB. Max. memory is 11.5 GB. * CodeCheck took 104885.56 ms. Allocated memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: 669.0 MB). Free memory was 943.6 MB in the beginning and 1.6 GB in the end (delta: -630.1 MB). Peak memory consumption was 931.4 MB. Max. memory is 11.5 GB. * Witness Printer took 225.67 ms. Allocated memory is still 1.8 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 82.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...