./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/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 d63a23585cedb87d2d2ae4c59168b108a64280e1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:38:55,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:38:55,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:38:55,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:38:55,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:38:55,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:38:55,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:38:55,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:38:55,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:38:55,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:38:55,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:38:55,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:38:55,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:38:55,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:38:55,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:38:55,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:38:55,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:38:55,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:38:55,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:38:55,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:38:55,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:38:55,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:38:55,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:38:55,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:38:55,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:38:55,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:38:55,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:38:55,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:38:55,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:38:55,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:38:55,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:38:55,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:38:55,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:38:55,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:38:55,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:38:55,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:38:55,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:38:55,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:38:55,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:38:55,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:38:55,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:38:55,471 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:38:55,494 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:38:55,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:38:55,495 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:38:55,495 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:38:55,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:38:55,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:38:55,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:38:55,497 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:38:55,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:38:55,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:38:55,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:38:55,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:38:55,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:38:55,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:38:55,498 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:38:55,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:38:55,498 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:38:55,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:38:55,498 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:38:55,499 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:38:55,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:38:55,499 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:38:55,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:38:55,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:38:55,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:38:55,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:38:55,500 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:38:55,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:38:55,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:38:55,501 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_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/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 -> d63a23585cedb87d2d2ae4c59168b108a64280e1 [2019-11-26 02:38:55,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:38:55,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:38:55,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:38:55,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:38:55,698 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:38:55,699 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/bin/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-11-26 02:38:55,757 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/bin/ukojak/data/e9362ea8e/d33b0fc19da34039a406f0fcbf246394/FLAG5a0f39bd3 [2019-11-26 02:38:56,154 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:38:56,155 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-11-26 02:38:56,169 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/bin/ukojak/data/e9362ea8e/d33b0fc19da34039a406f0fcbf246394/FLAG5a0f39bd3 [2019-11-26 02:38:56,491 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/bin/ukojak/data/e9362ea8e/d33b0fc19da34039a406f0fcbf246394 [2019-11-26 02:38:56,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:38:56,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:38:56,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:38:56,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:38:56,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:38:56,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:38:56" (1/1) ... [2019-11-26 02:38:56,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f15bcaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:56, skipping insertion in model container [2019-11-26 02:38:56,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:38:56" (1/1) ... [2019-11-26 02:38:56,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:38:56,560 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:38:56,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:38:56,907 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:38:56,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:38:57,015 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:38:57,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:57 WrapperNode [2019-11-26 02:38:57,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:38:57,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:38:57,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:38:57,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:38:57,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:57" (1/1) ... [2019-11-26 02:38:57,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:57" (1/1) ... [2019-11-26 02:38:57,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:38:57,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:38:57,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:38:57,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:38:57,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:57" (1/1) ... [2019-11-26 02:38:57,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:57" (1/1) ... [2019-11-26 02:38:57,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:57" (1/1) ... [2019-11-26 02:38:57,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:57" (1/1) ... [2019-11-26 02:38:57,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:57" (1/1) ... [2019-11-26 02:38:57,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:57" (1/1) ... [2019-11-26 02:38:57,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:57" (1/1) ... [2019-11-26 02:38:57,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:38:57,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:38:57,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:38:57,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:38:57,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/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 [2019-11-26 02:38:57,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:38:57,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:38:57,825 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:38:57,826 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-26 02:38:57,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:38:57 BoogieIcfgContainer [2019-11-26 02:38:57,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:38:57,827 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:38:57,827 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:38:57,839 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:38:57,840 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:38:57" (1/1) ... [2019-11-26 02:38:57,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:38:57,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:57,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 118 states and 195 transitions. [2019-11-26 02:38:57,896 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2019-11-26 02:38:57,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-26 02:38:57,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:58,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:38:58,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:58,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 120 states and 204 transitions. [2019-11-26 02:38:58,153 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 204 transitions. [2019-11-26 02:38:58,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-26 02:38:58,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:38:58,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:58,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 118 states and 201 transitions. [2019-11-26 02:38:58,441 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 201 transitions. [2019-11-26 02:38:58,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-26 02:38:58,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:58,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:58,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:38:58,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:58,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 200 transitions. [2019-11-26 02:38:58,646 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 200 transitions. [2019-11-26 02:38:58,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-26 02:38:58,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:58,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:38:58,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:58,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 121 states and 213 transitions. [2019-11-26 02:38:58,911 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 213 transitions. [2019-11-26 02:38:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-26 02:38:58,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:38:59,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:59,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 119 states and 210 transitions. [2019-11-26 02:38:59,154 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 210 transitions. [2019-11-26 02:38:59,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-26 02:38:59,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:38:59,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:59,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 122 states and 214 transitions. [2019-11-26 02:38:59,285 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 214 transitions. [2019-11-26 02:38:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-26 02:38:59,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:59,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:38:59,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:59,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 124 states and 216 transitions. [2019-11-26 02:38:59,514 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 216 transitions. [2019-11-26 02:38:59,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:38:59,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:59,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:00,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:00,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 130 states and 233 transitions. [2019-11-26 02:39:00,177 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 233 transitions. [2019-11-26 02:39:00,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:39:00,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:00,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:00,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 132 states and 235 transitions. [2019-11-26 02:39:00,404 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 235 transitions. [2019-11-26 02:39:00,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:39:00,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:00,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:00,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:00,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 135 states and 238 transitions. [2019-11-26 02:39:00,741 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 238 transitions. [2019-11-26 02:39:00,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-26 02:39:00,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:00,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:00,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:00,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 137 states and 248 transitions. [2019-11-26 02:39:00,915 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 248 transitions. [2019-11-26 02:39:00,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-26 02:39:00,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:01,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:01,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:01,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 137 states and 247 transitions. [2019-11-26 02:39:01,088 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 247 transitions. [2019-11-26 02:39:01,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-26 02:39:01,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:01,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:01,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:01,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 140 states and 250 transitions. [2019-11-26 02:39:01,492 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 250 transitions. [2019-11-26 02:39:01,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-26 02:39:01,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:01,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:02,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:02,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 144 states and 256 transitions. [2019-11-26 02:39:02,295 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 256 transitions. [2019-11-26 02:39:02,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:39:02,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:02,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:02,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:02,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 147 states and 260 transitions. [2019-11-26 02:39:02,942 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 260 transitions. [2019-11-26 02:39:02,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:39:02,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:03,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:03,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 145 states and 257 transitions. [2019-11-26 02:39:03,283 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 257 transitions. [2019-11-26 02:39:03,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:39:03,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:03,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:03,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:03,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 145 states and 256 transitions. [2019-11-26 02:39:03,690 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 256 transitions. [2019-11-26 02:39:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:39:03,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:03,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:04,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:04,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 145 states and 255 transitions. [2019-11-26 02:39:04,732 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 255 transitions. [2019-11-26 02:39:04,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:39:04,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:04,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:05,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:05,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 147 states and 258 transitions. [2019-11-26 02:39:05,251 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 258 transitions. [2019-11-26 02:39:05,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:39:05,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:05,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:05,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:05,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 147 states and 257 transitions. [2019-11-26 02:39:05,308 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 257 transitions. [2019-11-26 02:39:05,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:39:05,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:05,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:05,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:05,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 147 states and 255 transitions. [2019-11-26 02:39:05,552 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 255 transitions. [2019-11-26 02:39:05,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:39:05,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:05,757 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:39:06,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:06,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 150 states and 258 transitions. [2019-11-26 02:39:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 258 transitions. [2019-11-26 02:39:06,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:39:06,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:06,422 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:39:06,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:06,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 147 states and 254 transitions. [2019-11-26 02:39:06,467 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 254 transitions. [2019-11-26 02:39:06,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:39:06,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:06,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:07,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:07,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 147 states and 253 transitions. [2019-11-26 02:39:07,038 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 253 transitions. [2019-11-26 02:39:07,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:39:07,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:07,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:07,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:07,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 147 states and 252 transitions. [2019-11-26 02:39:07,409 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 252 transitions. [2019-11-26 02:39:07,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:39:07,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:07,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:07,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:07,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 147 states and 250 transitions. [2019-11-26 02:39:07,468 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 250 transitions. [2019-11-26 02:39:07,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:39:07,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:07,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:08,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:08,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 147 states and 249 transitions. [2019-11-26 02:39:08,291 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 249 transitions. [2019-11-26 02:39:08,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:39:08,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:08,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:08,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 147 states and 248 transitions. [2019-11-26 02:39:08,347 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 248 transitions. [2019-11-26 02:39:08,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:39:08,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:08,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:08,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:08,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:08,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2019-11-26 02:39:08,552 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2019-11-26 02:39:08,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:39:08,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:08,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:09,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:09,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 147 states and 245 transitions. [2019-11-26 02:39:09,566 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 245 transitions. [2019-11-26 02:39:09,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:39:09,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:09,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:09,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:09,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 147 states and 244 transitions. [2019-11-26 02:39:09,950 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 244 transitions. [2019-11-26 02:39:09,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:39:09,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:09,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:09,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:10,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:10,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 147 states and 242 transitions. [2019-11-26 02:39:10,012 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 242 transitions. [2019-11-26 02:39:10,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:39:10,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:10,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:11,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:11,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 147 states and 241 transitions. [2019-11-26 02:39:11,188 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 241 transitions. [2019-11-26 02:39:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-26 02:39:11,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:11,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:11,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:11,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 147 states and 240 transitions. [2019-11-26 02:39:11,511 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 240 transitions. [2019-11-26 02:39:11,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-26 02:39:11,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:11,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:11,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:11,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 147 states and 238 transitions. [2019-11-26 02:39:11,586 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 238 transitions. [2019-11-26 02:39:11,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-26 02:39:11,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:12,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:12,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:12,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 147 states and 237 transitions. [2019-11-26 02:39:12,781 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 237 transitions. [2019-11-26 02:39:12,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-26 02:39:12,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:12,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:12,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:12,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 147 states and 236 transitions. [2019-11-26 02:39:12,858 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 236 transitions. [2019-11-26 02:39:12,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-26 02:39:12,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:13,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:13,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 147 states and 234 transitions. [2019-11-26 02:39:13,152 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 234 transitions. [2019-11-26 02:39:13,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-26 02:39:13,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:13,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:14,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:14,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 147 states and 233 transitions. [2019-11-26 02:39:14,277 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 233 transitions. [2019-11-26 02:39:14,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:39:14,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:14,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:14,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:14,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 147 states and 231 transitions. [2019-11-26 02:39:14,721 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 231 transitions. [2019-11-26 02:39:14,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:39:14,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:14,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:14,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:14,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 149 states and 235 transitions. [2019-11-26 02:39:14,841 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 235 transitions. [2019-11-26 02:39:14,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:39:14,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:14,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:15,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:15,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 151 states and 237 transitions. [2019-11-26 02:39:15,163 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 237 transitions. [2019-11-26 02:39:15,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:39:15,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:15,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:15,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:15,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 152 states and 236 transitions. [2019-11-26 02:39:15,499 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 236 transitions. [2019-11-26 02:39:15,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:39:15,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:15,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:16,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:17,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:17,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 157 states and 242 transitions. [2019-11-26 02:39:17,505 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 242 transitions. [2019-11-26 02:39:17,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:39:17,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:17,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:18,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:18,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 159 states and 242 transitions. [2019-11-26 02:39:18,896 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 242 transitions. [2019-11-26 02:39:18,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:39:18,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:19,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:19,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 159 states and 241 transitions. [2019-11-26 02:39:19,671 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 241 transitions. [2019-11-26 02:39:19,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:39:19,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:19,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:20,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 162 states and 246 transitions. [2019-11-26 02:39:20,892 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 246 transitions. [2019-11-26 02:39:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:39:20,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:20,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:21,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:21,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 115 states and 177 transitions. [2019-11-26 02:39:21,998 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 177 transitions. [2019-11-26 02:39:21,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-26 02:39:21,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:39:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:23,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 104 states and 166 transitions. [2019-11-26 02:39:23,859 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 166 transitions. [2019-11-26 02:39:23,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-26 02:39:23,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:39:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:39:24,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:39:25,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:39:25,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 86 states and 147 transitions. [2019-11-26 02:39:25,229 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 147 transitions. [2019-11-26 02:39:25,229 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:39:25,229 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 51 iterations. [2019-11-26 02:39:25,237 INFO L765 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2019-11-26 02:39:25,495 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-11-26 02:39:25,503 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-26 02:39:25,503 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-11-26 02:39:25,504 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:39:25,504 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:39:25,504 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-11-26 02:39:25,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:39:25 ImpRootNode [2019-11-26 02:39:25,505 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:39:25,506 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:39:25,506 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:39:25,506 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:39:25,507 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:38:57" (3/4) ... [2019-11-26 02:39:25,510 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:39:25,527 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:39:25,528 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:39:25,674 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1e8901e5-fb5b-4ce0-8fe7-a85f7f2e6f4f/bin/ukojak/witness.graphml [2019-11-26 02:39:25,674 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:39:25,677 INFO L168 Benchmark]: Toolchain (without parser) took 29181.33 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 576.7 MB). Free memory was 944.7 MB in the beginning and 836.8 MB in the end (delta: 107.9 MB). Peak memory consumption was 684.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:25,677 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:39:25,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 519.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -181.8 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:25,678 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:39:25,678 INFO L168 Benchmark]: Boogie Preprocessor took 33.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:25,678 INFO L168 Benchmark]: RCFGBuilder took 717.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:25,679 INFO L168 Benchmark]: CodeCheck took 27678.18 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 434.6 MB). Free memory was 1.1 GB in the beginning and 857.0 MB in the end (delta: 205.5 MB). Peak memory consumption was 640.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:25,679 INFO L168 Benchmark]: Witness Printer took 168.66 ms. Allocated memory is still 1.6 GB. Free memory was 857.0 MB in the beginning and 836.8 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:25,681 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, 118 locations, 16 error locations. Result: SAFE, OverallTime: 27.3s, OverallIterations: 51, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1687306304 SDtfs, -1994227632 SDslu, -1073739232 SDs, 0 SdLazy, -1363593724 SolverSat, -1022522376 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 29.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11992 GetRequests, 10528 SyntacticMatches, 1190 SemanticMatches, 274 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75607 ImplicationChecksByTransitivity, 24.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 9.4s InterpolantComputationTime, 1307 NumberOfCodeBlocks, 1307 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 1257 ConstructedInterpolants, 0 QuantifiedInterpolants, 140051 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 46 PerfectInterpolantSequences, 8/14 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: 43]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 202]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 180]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 926]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 112]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 31]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 100]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 878]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 152]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 168]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 252]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 914]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 890]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 264]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 214]: 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: 60]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 1 <= main__t - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 1 <= main__t && main__t + 1 <= main__tagbuf_len - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 0 <= main__t - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 9 <= main__t * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 519.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -181.8 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 717.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. * CodeCheck took 27678.18 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 434.6 MB). Free memory was 1.1 GB in the beginning and 857.0 MB in the end (delta: 205.5 MB). Peak memory consumption was 640.2 MB. Max. memory is 11.5 GB. * Witness Printer took 168.66 ms. Allocated memory is still 1.6 GB. Free memory was 857.0 MB in the beginning and 836.8 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...