./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/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_82458462-0130-4263-b47c-84750d328601/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/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 0.1.24-678e011 [2019-11-20 11:12:22,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 11:12:22,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 11:12:22,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 11:12:22,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 11:12:22,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 11:12:22,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 11:12:22,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 11:12:22,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 11:12:22,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 11:12:22,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 11:12:22,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 11:12:22,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 11:12:22,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 11:12:22,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 11:12:22,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 11:12:22,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 11:12:22,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 11:12:22,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 11:12:22,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 11:12:22,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 11:12:22,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 11:12:22,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 11:12:22,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 11:12:22,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 11:12:22,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 11:12:22,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 11:12:22,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 11:12:22,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 11:12:22,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 11:12:22,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 11:12:22,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 11:12:22,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 11:12:22,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 11:12:22,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 11:12:22,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 11:12:22,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 11:12:22,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 11:12:22,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 11:12:22,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 11:12:22,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 11:12:22,954 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 11:12:22,979 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 11:12:22,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 11:12:22,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 11:12:22,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 11:12:22,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 11:12:22,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 11:12:22,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 11:12:22,991 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 11:12:22,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 11:12:22,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 11:12:22,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 11:12:22,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 11:12:22,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 11:12:22,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 11:12:22,993 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 11:12:22,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 11:12:22,993 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 11:12:22,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 11:12:22,994 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 11:12:22,994 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 11:12:22,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 11:12:22,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 11:12:22,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 11:12:22,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 11:12:22,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 11:12:22,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 11:12:22,996 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 11:12:22,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 11:12:22,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 11:12:22,997 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_82458462-0130-4263-b47c-84750d328601/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 [2019-11-20 11:12:23,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 11:12:23,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 11:12:23,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 11:12:23,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 11:12:23,188 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 11:12:23,189 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/bin/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-11-20 11:12:23,249 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/bin/ukojak/data/b4ae251c7/861f11996b96483880f5fa6545b8eba7/FLAG75fb73c0d [2019-11-20 11:12:23,689 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 11:12:23,690 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-11-20 11:12:23,703 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/bin/ukojak/data/b4ae251c7/861f11996b96483880f5fa6545b8eba7/FLAG75fb73c0d [2019-11-20 11:12:24,049 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/bin/ukojak/data/b4ae251c7/861f11996b96483880f5fa6545b8eba7 [2019-11-20 11:12:24,052 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 11:12:24,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 11:12:24,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 11:12:24,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 11:12:24,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 11:12:24,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:12:24" (1/1) ... [2019-11-20 11:12:24,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b3c7c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24, skipping insertion in model container [2019-11-20 11:12:24,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:12:24" (1/1) ... [2019-11-20 11:12:24,076 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 11:12:24,138 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 11:12:24,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:12:24,551 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 11:12:24,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:12:24,636 INFO L192 MainTranslator]: Completed translation [2019-11-20 11:12:24,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24 WrapperNode [2019-11-20 11:12:24,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 11:12:24,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 11:12:24,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 11:12:24,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 11:12:24,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24" (1/1) ... [2019-11-20 11:12:24,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24" (1/1) ... [2019-11-20 11:12:24,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 11:12:24,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 11:12:24,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 11:12:24,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 11:12:24,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24" (1/1) ... [2019-11-20 11:12:24,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24" (1/1) ... [2019-11-20 11:12:24,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24" (1/1) ... [2019-11-20 11:12:24,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24" (1/1) ... [2019-11-20 11:12:24,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24" (1/1) ... [2019-11-20 11:12:24,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24" (1/1) ... [2019-11-20 11:12:24,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24" (1/1) ... [2019-11-20 11:12:24,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 11:12:24,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 11:12:24,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 11:12:24,771 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 11:12:24,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/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 [2019-11-20 11:12:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 11:12:24,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 11:12:25,600 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 11:12:25,601 INFO L285 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-20 11:12:25,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:12:25 BoogieIcfgContainer [2019-11-20 11:12:25,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 11:12:25,602 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 11:12:25,602 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 11:12:25,613 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 11:12:25,613 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:12:25" (1/1) ... [2019-11-20 11:12:25,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:12:25,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:25,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 118 states and 195 transitions. [2019-11-20 11:12:25,662 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2019-11-20 11:12:25,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 11:12:25,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:25,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:25,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:25,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 120 states and 204 transitions. [2019-11-20 11:12:25,914 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 204 transitions. [2019-11-20 11:12:25,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-20 11:12:25,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:25,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:26,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 118 states and 201 transitions. [2019-11-20 11:12:26,232 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 201 transitions. [2019-11-20 11:12:26,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 11:12:26,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:26,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:26,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:26,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 200 transitions. [2019-11-20 11:12:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 200 transitions. [2019-11-20 11:12:26,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 11:12:26,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:26,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:26,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:26,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:26,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 121 states and 213 transitions. [2019-11-20 11:12:26,778 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 213 transitions. [2019-11-20 11:12:26,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 11:12:26,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:26,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:27,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:27,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 119 states and 210 transitions. [2019-11-20 11:12:27,066 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 210 transitions. [2019-11-20 11:12:27,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 11:12:27,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:27,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:27,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:27,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 122 states and 214 transitions. [2019-11-20 11:12:27,193 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 214 transitions. [2019-11-20 11:12:27,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 11:12:27,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:27,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:27,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:27,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 124 states and 216 transitions. [2019-11-20 11:12:27,434 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 216 transitions. [2019-11-20 11:12:27,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 11:12:27,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:27,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:28,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:28,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 130 states and 233 transitions. [2019-11-20 11:12:28,044 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 233 transitions. [2019-11-20 11:12:28,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 11:12:28,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:28,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:28,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:28,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 132 states and 235 transitions. [2019-11-20 11:12:28,206 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 235 transitions. [2019-11-20 11:12:28,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 11:12:28,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:28,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:28,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:28,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 135 states and 238 transitions. [2019-11-20 11:12:28,586 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 238 transitions. [2019-11-20 11:12:28,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 11:12:28,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:28,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:28,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:28,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 137 states and 248 transitions. [2019-11-20 11:12:28,789 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 248 transitions. [2019-11-20 11:12:28,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 11:12:28,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:28,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:28,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 137 states and 247 transitions. [2019-11-20 11:12:28,953 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 247 transitions. [2019-11-20 11:12:28,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 11:12:28,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:29,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:29,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:29,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 140 states and 250 transitions. [2019-11-20 11:12:29,314 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 250 transitions. [2019-11-20 11:12:29,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-20 11:12:29,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:29,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:30,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:30,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 144 states and 256 transitions. [2019-11-20 11:12:30,157 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 256 transitions. [2019-11-20 11:12:30,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 11:12:30,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:30,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:30,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:30,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 147 states and 260 transitions. [2019-11-20 11:12:30,746 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 260 transitions. [2019-11-20 11:12:30,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 11:12:30,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:30,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:31,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:31,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 145 states and 257 transitions. [2019-11-20 11:12:31,080 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 257 transitions. [2019-11-20 11:12:31,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 11:12:31,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:31,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:31,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:31,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 145 states and 256 transitions. [2019-11-20 11:12:31,533 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 256 transitions. [2019-11-20 11:12:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 11:12:31,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:31,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:32,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 145 states and 255 transitions. [2019-11-20 11:12:32,660 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 255 transitions. [2019-11-20 11:12:32,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 11:12:32,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:32,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:33,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 147 states and 258 transitions. [2019-11-20 11:12:33,346 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 258 transitions. [2019-11-20 11:12:33,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 11:12:33,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:33,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:33,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:33,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 147 states and 257 transitions. [2019-11-20 11:12:33,407 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 257 transitions. [2019-11-20 11:12:33,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 11:12:33,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:33,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:33,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:33,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 147 states and 255 transitions. [2019-11-20 11:12:33,687 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 255 transitions. [2019-11-20 11:12:33,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 11:12:33,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:34,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:34,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 150 states and 258 transitions. [2019-11-20 11:12:34,384 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 258 transitions. [2019-11-20 11:12:34,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 11:12:34,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:34,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:34,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:34,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 147 states and 254 transitions. [2019-11-20 11:12:34,582 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 254 transitions. [2019-11-20 11:12:34,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 11:12:34,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:34,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:35,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:35,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 147 states and 253 transitions. [2019-11-20 11:12:35,312 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 253 transitions. [2019-11-20 11:12:35,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 11:12:35,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:35,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:35,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:35,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 147 states and 252 transitions. [2019-11-20 11:12:35,832 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 252 transitions. [2019-11-20 11:12:35,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 11:12:35,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:35,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:35,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:35,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 147 states and 250 transitions. [2019-11-20 11:12:35,896 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 250 transitions. [2019-11-20 11:12:35,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 11:12:35,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:36,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:36,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 147 states and 249 transitions. [2019-11-20 11:12:36,717 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 249 transitions. [2019-11-20 11:12:36,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 11:12:36,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:36,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:36,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:36,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 147 states and 248 transitions. [2019-11-20 11:12:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 248 transitions. [2019-11-20 11:12:36,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 11:12:36,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:36,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:36,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:36,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2019-11-20 11:12:36,982 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2019-11-20 11:12:36,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 11:12:36,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:37,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:37,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:37,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 147 states and 245 transitions. [2019-11-20 11:12:37,966 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 245 transitions. [2019-11-20 11:12:37,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 11:12:37,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:38,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:38,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:38,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 147 states and 244 transitions. [2019-11-20 11:12:38,376 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 244 transitions. [2019-11-20 11:12:38,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 11:12:38,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:38,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:38,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:38,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 147 states and 242 transitions. [2019-11-20 11:12:38,438 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 242 transitions. [2019-11-20 11:12:38,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 11:12:38,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:38,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:39,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:39,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 147 states and 241 transitions. [2019-11-20 11:12:39,382 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 241 transitions. [2019-11-20 11:12:39,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 11:12:39,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:39,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:39,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:39,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 147 states and 240 transitions. [2019-11-20 11:12:39,717 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 240 transitions. [2019-11-20 11:12:39,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 11:12:39,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:39,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:39,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:39,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 147 states and 238 transitions. [2019-11-20 11:12:39,815 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 238 transitions. [2019-11-20 11:12:39,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 11:12:39,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:40,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:40,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:40,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 147 states and 237 transitions. [2019-11-20 11:12:40,792 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 237 transitions. [2019-11-20 11:12:40,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 11:12:40,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:40,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:40,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:40,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 147 states and 236 transitions. [2019-11-20 11:12:40,882 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 236 transitions. [2019-11-20 11:12:40,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 11:12:40,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:40,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:41,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:41,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:41,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 147 states and 234 transitions. [2019-11-20 11:12:41,245 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 234 transitions. [2019-11-20 11:12:41,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 11:12:41,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:41,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:42,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 147 states and 233 transitions. [2019-11-20 11:12:42,465 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 233 transitions. [2019-11-20 11:12:42,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 11:12:42,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:42,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:43,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:43,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 147 states and 231 transitions. [2019-11-20 11:12:43,034 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 231 transitions. [2019-11-20 11:12:43,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 11:12:43,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:43,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:43,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:43,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 149 states and 235 transitions. [2019-11-20 11:12:43,119 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 235 transitions. [2019-11-20 11:12:43,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 11:12:43,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:43,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:43,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:43,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 151 states and 237 transitions. [2019-11-20 11:12:43,449 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 237 transitions. [2019-11-20 11:12:43,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 11:12:43,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:43,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:43,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 152 states and 236 transitions. [2019-11-20 11:12:43,698 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 236 transitions. [2019-11-20 11:12:43,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 11:12:43,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:44,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 157 states and 242 transitions. [2019-11-20 11:12:46,038 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 242 transitions. [2019-11-20 11:12:46,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 11:12:46,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:46,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:47,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:47,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 159 states and 242 transitions. [2019-11-20 11:12:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 242 transitions. [2019-11-20 11:12:47,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 11:12:47,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:48,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:48,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 159 states and 241 transitions. [2019-11-20 11:12:48,166 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 241 transitions. [2019-11-20 11:12:48,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 11:12:48,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:48,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:49,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 162 states and 246 transitions. [2019-11-20 11:12:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 246 transitions. [2019-11-20 11:12:49,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 11:12:49,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:49,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:50,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:50,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 115 states and 177 transitions. [2019-11-20 11:12:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 177 transitions. [2019-11-20 11:12:50,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 11:12:50,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:51,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:52,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:52,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 104 states and 166 transitions. [2019-11-20 11:12:52,298 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 166 transitions. [2019-11-20 11:12:52,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 11:12:52,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:52,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:12:53,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:53,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 86 states and 147 transitions. [2019-11-20 11:12:53,691 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 147 transitions. [2019-11-20 11:12:53,691 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 11:12:53,692 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 51 iterations. [2019-11-20 11:12:53,699 INFO L765 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2019-11-20 11:12:53,948 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-11-20 11:12:53,959 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-20 11:12:53,963 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-11-20 11:12:53,963 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 11:12:53,963 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 11:12:53,964 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-11-20 11:12:53,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 11:12:53 ImpRootNode [2019-11-20 11:12:53,965 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 11:12:53,966 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 11:12:53,967 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 11:12:53,967 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 11:12:53,968 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:12:25" (3/4) ... [2019-11-20 11:12:53,971 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 11:12:53,986 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 11:12:53,988 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 11:12:54,109 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_82458462-0130-4263-b47c-84750d328601/bin/ukojak/witness.graphml [2019-11-20 11:12:54,109 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 11:12:54,116 INFO L168 Benchmark]: Toolchain (without parser) took 30059.75 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 465.6 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -216.2 MB). Peak memory consumption was 249.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:12:54,116 INFO L168 Benchmark]: CDTParser took 0.26 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. [2019-11-20 11:12:54,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 580.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -220.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-20 11:12:54,117 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:12:54,117 INFO L168 Benchmark]: Boogie Preprocessor took 50.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-20 11:12:54,118 INFO L168 Benchmark]: RCFGBuilder took 831.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-11-20 11:12:54,118 INFO L168 Benchmark]: CodeCheck took 28363.41 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 284.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -83.8 MB). Peak memory consumption was 200.9 MB. Max. memory is 11.5 GB. [2019-11-20 11:12:54,118 INFO L168 Benchmark]: Witness Printer took 143.12 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-11-20 11:12:54,120 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: 28.0s, 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, 31.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11992 GetRequests, 10528 SyntacticMatches, 1190 SemanticMatches, 274 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75607 ImplicationChecksByTransitivity, 24.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 9.6s 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 0.26 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 580.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -220.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 831.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * CodeCheck took 28363.41 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 284.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -83.8 MB). Peak memory consumption was 200.9 MB. Max. memory is 11.5 GB. * Witness Printer took 143.12 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...