./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.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_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/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 4d7026bf672987d88e3a6ea48c2c5a690fd9a5f2 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 05:37:43,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:37:43,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:37:43,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:37:43,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:37:43,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:37:43,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:37:43,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:37:43,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:37:43,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:37:43,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:37:43,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:37:43,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:37:43,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:37:43,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:37:43,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:37:43,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:37:43,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:37:43,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:37:43,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:37:43,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:37:43,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:37:43,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:37:43,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:37:43,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:37:43,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:37:43,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:37:43,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:37:43,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:37:43,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:37:43,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:37:43,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:37:43,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:37:43,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:37:43,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:37:43,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:37:43,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:37:43,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:37:43,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:37:43,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:37:43,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:37:43,083 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 05:37:43,112 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:37:43,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:37:43,114 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 05:37:43,114 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 05:37:43,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:37:43,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:37:43,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:37:43,118 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:37:43,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:37:43,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:37:43,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:37:43,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:37:43,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:37:43,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:37:43,120 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:37:43,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:37:43,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:37:43,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:37:43,121 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 05:37:43,122 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 05:37:43,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:37:43,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:37:43,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:37:43,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:37:43,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:37:43,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:37:43,125 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 05:37:43,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:37:43,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:37:43,126 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_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/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 -> 4d7026bf672987d88e3a6ea48c2c5a690fd9a5f2 [2019-11-20 05:37:43,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:37:43,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:37:43,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:37:43,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:37:43,282 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:37:43,283 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/bin/ukojak/../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.c [2019-11-20 05:37:43,333 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/bin/ukojak/data/50c08494f/08fe8d87d7094154a3e189ffcc08e0b6/FLAG63882a7c7 [2019-11-20 05:37:43,742 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:37:43,743 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/sv-benchmarks/c/recursive-simple/id_i20_o20-1.c [2019-11-20 05:37:43,748 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/bin/ukojak/data/50c08494f/08fe8d87d7094154a3e189ffcc08e0b6/FLAG63882a7c7 [2019-11-20 05:37:43,763 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/bin/ukojak/data/50c08494f/08fe8d87d7094154a3e189ffcc08e0b6 [2019-11-20 05:37:43,766 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:37:43,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:37:43,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:37:43,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:37:43,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:37:43,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:37:43" (1/1) ... [2019-11-20 05:37:43,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37b4384b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:43, skipping insertion in model container [2019-11-20 05:37:43,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:37:43" (1/1) ... [2019-11-20 05:37:43,782 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:37:43,798 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:37:43,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:37:43,987 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:37:44,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:37:44,083 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:37:44,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:44 WrapperNode [2019-11-20 05:37:44,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:37:44,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:37:44,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:37:44,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:37:44,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:44" (1/1) ... [2019-11-20 05:37:44,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:44" (1/1) ... [2019-11-20 05:37:44,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:37:44,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:37:44,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:37:44,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:37:44,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:44" (1/1) ... [2019-11-20 05:37:44,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:44" (1/1) ... [2019-11-20 05:37:44,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:44" (1/1) ... [2019-11-20 05:37:44,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:44" (1/1) ... [2019-11-20 05:37:44,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:44" (1/1) ... [2019-11-20 05:37:44,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:44" (1/1) ... [2019-11-20 05:37:44,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:44" (1/1) ... [2019-11-20 05:37:44,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:37:44,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:37:44,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:37:44,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:37:44,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/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 05:37:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:37:44,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:37:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure id [2019-11-20 05:37:44,202 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2019-11-20 05:37:44,357 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:37:44,357 INFO L285 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-20 05:37:44,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:37:44 BoogieIcfgContainer [2019-11-20 05:37:44,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:37:44,359 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 05:37:44,359 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 05:37:44,368 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 05:37:44,369 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:37:44" (1/1) ... [2019-11-20 05:37:44,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:37:44,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:44,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2019-11-20 05:37:44,412 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2019-11-20 05:37:44,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-20 05:37:44,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:44,545 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 05:37:44,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:44,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 18 transitions. [2019-11-20 05:37:44,663 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2019-11-20 05:37:44,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-20 05:37:44,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:44,728 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 05:37:44,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:44,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 23 transitions. [2019-11-20 05:37:44,858 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2019-11-20 05:37:44,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 05:37:44,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:44,916 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 05:37:45,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:45,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 29 transitions. [2019-11-20 05:37:45,037 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2019-11-20 05:37:45,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 05:37:45,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:45,152 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 05:37:45,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 25 states and 36 transitions. [2019-11-20 05:37:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2019-11-20 05:37:45,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 05:37:45,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:45,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 05:37:45,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:45,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 28 states and 44 transitions. [2019-11-20 05:37:45,540 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 44 transitions. [2019-11-20 05:37:45,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 05:37:45,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:45,620 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 05:37:45,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:45,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 31 states and 53 transitions. [2019-11-20 05:37:45,778 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 53 transitions. [2019-11-20 05:37:45,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 05:37:45,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:45,887 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 05:37:46,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:46,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 34 states and 63 transitions. [2019-11-20 05:37:46,084 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 63 transitions. [2019-11-20 05:37:46,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 05:37:46,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:46,165 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-11-20 05:37:46,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:46,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 37 states and 74 transitions. [2019-11-20 05:37:46,340 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 74 transitions. [2019-11-20 05:37:46,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 05:37:46,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:46,452 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2019-11-20 05:37:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:46,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 40 states and 86 transitions. [2019-11-20 05:37:46,648 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 86 transitions. [2019-11-20 05:37:46,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 05:37:46,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2019-11-20 05:37:46,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:46,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 43 states and 99 transitions. [2019-11-20 05:37:46,940 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 99 transitions. [2019-11-20 05:37:46,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 05:37:46,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:47,056 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2019-11-20 05:37:47,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:47,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 46 states and 113 transitions. [2019-11-20 05:37:47,298 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 113 transitions. [2019-11-20 05:37:47,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 05:37:47,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:47,391 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2019-11-20 05:37:47,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:47,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 49 states and 128 transitions. [2019-11-20 05:37:47,578 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 128 transitions. [2019-11-20 05:37:47,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 05:37:47,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:47,668 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2019-11-20 05:37:47,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:47,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 52 states and 144 transitions. [2019-11-20 05:37:47,879 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 144 transitions. [2019-11-20 05:37:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 05:37:47,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:48,007 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2019-11-20 05:37:48,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:48,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 55 states and 161 transitions. [2019-11-20 05:37:48,211 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 161 transitions. [2019-11-20 05:37:48,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 05:37:48,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:48,337 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2019-11-20 05:37:48,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:48,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 58 states and 179 transitions. [2019-11-20 05:37:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 179 transitions. [2019-11-20 05:37:48,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 05:37:48,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:48,696 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2019-11-20 05:37:48,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:48,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 61 states and 198 transitions. [2019-11-20 05:37:48,948 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 198 transitions. [2019-11-20 05:37:48,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 05:37:48,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:49,059 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2019-11-20 05:37:49,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:49,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 64 states and 218 transitions. [2019-11-20 05:37:49,352 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 218 transitions. [2019-11-20 05:37:49,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 05:37:49,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:49,462 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2019-11-20 05:37:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 67 states and 239 transitions. [2019-11-20 05:37:49,756 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 239 transitions. [2019-11-20 05:37:49,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 05:37:49,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:49,874 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2019-11-20 05:37:50,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:50,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 70 states and 261 transitions. [2019-11-20 05:37:50,169 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 261 transitions. [2019-11-20 05:37:50,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 05:37:50,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:50,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2019-11-20 05:37:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:37:50,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 73 states and 284 transitions. [2019-11-20 05:37:50,605 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 284 transitions. [2019-11-20 05:37:50,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 05:37:50,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:37:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:37:54,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2019-11-20 05:38:15,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:38:15,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 137 states and 769 transitions. [2019-11-20 05:38:15,397 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 769 transitions. [2019-11-20 05:38:15,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 05:38:15,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:38:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:38:16,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1344 backedges. 672 proven. 0 refuted. 0 times theorem prover too weak. 672 trivial. 0 not checked. [2019-11-20 05:38:21,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:38:21,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 74 states and 76 transitions. [2019-11-20 05:38:21,344 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2019-11-20 05:38:21,344 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:38:21,344 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2019-11-20 05:38:21,351 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 05:38:21,568 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 1 [2019-11-20 05:38:21,866 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 1 [2019-11-20 05:38:22,088 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2019-11-20 05:38:22,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:38:22 ImpRootNode [2019-11-20 05:38:22,090 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 05:38:22,090 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:38:22,091 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:38:22,091 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:38:22,091 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:37:44" (3/4) ... [2019-11-20 05:38:22,094 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:38:22,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2019-11-20 05:38:22,103 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-11-20 05:38:22,104 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:38:22,136 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4d05c6ee-4fd9-4c97-84ce-89ba30655d1d/bin/ukojak/witness.graphml [2019-11-20 05:38:22,137 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:38:22,138 INFO L168 Benchmark]: Toolchain (without parser) took 38370.67 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 569.4 MB). Free memory was 950.0 MB in the beginning and 1.5 GB in the end (delta: -559.7 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:38:22,139 INFO L168 Benchmark]: CDTParser took 0.22 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 05:38:22,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2019-11-20 05:38:22,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.41 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. [2019-11-20 05:38:22,140 INFO L168 Benchmark]: Boogie Preprocessor took 15.88 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. [2019-11-20 05:38:22,141 INFO L168 Benchmark]: RCFGBuilder took 225.90 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: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:38:22,142 INFO L168 Benchmark]: CodeCheck took 37731.61 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 415.2 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -386.1 MB). Peak memory consumption was 730.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:38:22,142 INFO L168 Benchmark]: Witness Printer took 46.28 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 11.5 GB. [2019-11-20 05:38:22,145 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 2 procedures, 14 locations, 1 error locations. Result: SAFE, OverallTime: 36.9s, OverallIterations: 23, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 29360136 SDtfs, 27263124 SDslu, 44040480 SDs, 0 SdLazy, 125839522 SolverSat, 25169306 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 29961 GetRequests, 28554 SyntacticMatches, 1047 SemanticMatches, 360 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52129 ImplicationChecksByTransitivity, 28.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 1584 NumberOfCodeBlocks, 1584 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 1562 ConstructedInterpolants, 0 QuantifiedInterpolants, 394944 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 2 PerfectInterpolantSequences, 5754/10164 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: 13]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 315.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.41 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 15.88 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. * RCFGBuilder took 225.90 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: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * CodeCheck took 37731.61 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 415.2 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -386.1 MB). Peak memory consumption was 730.6 MB. Max. memory is 11.5 GB. * Witness Printer took 46.28 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...