./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_6.c -s /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/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 fc492c809d432e4c3053fa8c39191c1c15ea4eea ........................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 11:16:00,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 11:16:00,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 11:16:00,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 11:16:00,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 11:16:00,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 11:16:00,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 11:16:00,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 11:16:00,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 11:16:00,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 11:16:00,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 11:16:00,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 11:16:00,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 11:16:00,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 11:16:00,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 11:16:00,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 11:16:00,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 11:16:00,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 11:16:00,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 11:16:00,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 11:16:00,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 11:16:00,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 11:16:00,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 11:16:00,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 11:16:00,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 11:16:00,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 11:16:00,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 11:16:00,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 11:16:00,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 11:16:00,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 11:16:00,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 11:16:00,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 11:16:00,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 11:16:00,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 11:16:00,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 11:16:00,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 11:16:00,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 11:16:00,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 11:16:00,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 11:16:00,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 11:16:00,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 11:16:00,959 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 11:16:00,971 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 11:16:00,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 11:16:00,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 11:16:00,972 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 11:16:00,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 11:16:00,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 11:16:00,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 11:16:00,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 11:16:00,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 11:16:00,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 11:16:00,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 11:16:00,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 11:16:00,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 11:16:00,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 11:16:00,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 11:16:00,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 11:16:00,975 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 11:16:00,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 11:16:00,976 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 11:16:00,976 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 11:16:00,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 11:16:00,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 11:16:00,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 11:16:00,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 11:16:00,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 11:16:00,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 11:16:00,977 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 11:16:00,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 11:16:00,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 11:16:00,978 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_bf1f3772-18dd-40cb-812c-7841618e5902/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 -> fc492c809d432e4c3053fa8c39191c1c15ea4eea [2019-12-01 11:16:01,089 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 11:16:01,097 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 11:16:01,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 11:16:01,100 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 11:16:01,101 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 11:16:01,101 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/../../sv-benchmarks/c/locks/test_locks_6.c [2019-12-01 11:16:01,140 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/data/1f5f0abf0/246af0b2c0f94a989d6daf15f5024a47/FLAG6be6e5c1c [2019-12-01 11:16:01,568 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 11:16:01,568 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/sv-benchmarks/c/locks/test_locks_6.c [2019-12-01 11:16:01,573 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/data/1f5f0abf0/246af0b2c0f94a989d6daf15f5024a47/FLAG6be6e5c1c [2019-12-01 11:16:01,581 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/data/1f5f0abf0/246af0b2c0f94a989d6daf15f5024a47 [2019-12-01 11:16:01,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 11:16:01,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 11:16:01,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 11:16:01,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 11:16:01,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 11:16:01,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:16:01" (1/1) ... [2019-12-01 11:16:01,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aaa2f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01, skipping insertion in model container [2019-12-01 11:16:01,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:16:01" (1/1) ... [2019-12-01 11:16:01,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 11:16:01,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 11:16:01,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 11:16:01,709 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 11:16:01,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 11:16:01,769 INFO L208 MainTranslator]: Completed translation [2019-12-01 11:16:01,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01 WrapperNode [2019-12-01 11:16:01,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 11:16:01,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 11:16:01,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 11:16:01,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 11:16:01,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01" (1/1) ... [2019-12-01 11:16:01,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01" (1/1) ... [2019-12-01 11:16:01,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 11:16:01,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 11:16:01,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 11:16:01,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 11:16:01,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01" (1/1) ... [2019-12-01 11:16:01,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01" (1/1) ... [2019-12-01 11:16:01,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01" (1/1) ... [2019-12-01 11:16:01,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01" (1/1) ... [2019-12-01 11:16:01,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01" (1/1) ... [2019-12-01 11:16:01,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01" (1/1) ... [2019-12-01 11:16:01,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01" (1/1) ... [2019-12-01 11:16:01,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 11:16:01,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 11:16:01,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 11:16:01,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 11:16:01,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:16:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 11:16:01,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 11:16:01,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 11:16:02,058 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 11:16:02,058 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-12-01 11:16:02,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:16:02 BoogieIcfgContainer [2019-12-01 11:16:02,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 11:16:02,059 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 11:16:02,059 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 11:16:02,066 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 11:16:02,066 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:16:02" (1/1) ... [2019-12-01 11:16:02,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 11:16:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:02,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2019-12-01 11:16:02,094 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2019-12-01 11:16:02,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-01 11:16:02,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:02,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:02,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2019-12-01 11:16:02,238 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2019-12-01 11:16:02,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-01 11:16:02,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:02,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:02,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2019-12-01 11:16:02,369 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2019-12-01 11:16:02,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-01 11:16:02,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:02,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:02,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:02,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2019-12-01 11:16:02,442 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2019-12-01 11:16:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-01 11:16:02,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:02,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2019-12-01 11:16:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2019-12-01 11:16:02,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-01 11:16:02,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:02,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:02,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:02,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2019-12-01 11:16:02,765 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2019-12-01 11:16:02,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-01 11:16:02,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:02,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:02,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:02,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2019-12-01 11:16:02,838 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2019-12-01 11:16:02,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-01 11:16:02,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:02,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:03,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2019-12-01 11:16:03,261 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2019-12-01 11:16:03,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 11:16:03,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:03,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:03,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:03,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2019-12-01 11:16:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2019-12-01 11:16:03,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 11:16:03,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:03,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:03,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:03,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2019-12-01 11:16:03,474 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2019-12-01 11:16:03,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 11:16:03,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:03,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:04,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:04,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2019-12-01 11:16:04,101 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2019-12-01 11:16:04,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 11:16:04,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:04,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:04,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:04,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2019-12-01 11:16:04,204 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2019-12-01 11:16:04,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 11:16:04,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:04,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:04,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:04,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2019-12-01 11:16:04,363 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2019-12-01 11:16:04,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 11:16:04,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:04,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:04,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:04,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2019-12-01 11:16:04,503 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2019-12-01 11:16:04,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 11:16:04,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:04,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:04,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:04,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2019-12-01 11:16:04,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2019-12-01 11:16:04,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 11:16:04,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:06,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:06,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2019-12-01 11:16:06,600 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2019-12-01 11:16:06,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 11:16:06,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:06,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:06,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:06,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2019-12-01 11:16:06,741 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2019-12-01 11:16:06,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 11:16:06,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:06,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:06,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2019-12-01 11:16:06,941 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2019-12-01 11:16:06,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 11:16:06,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:06,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:07,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:07,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2019-12-01 11:16:07,121 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2019-12-01 11:16:07,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 11:16:07,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:07,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:07,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:07,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2019-12-01 11:16:07,288 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2019-12-01 11:16:07,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 11:16:07,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:07,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:07,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:07,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2019-12-01 11:16:07,435 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2019-12-01 11:16:07,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 11:16:07,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:16:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:16:07,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:16:07,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:16:07,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2019-12-01 11:16:07,604 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2019-12-01 11:16:07,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 11:16:07,605 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2019-12-01 11:16:07,611 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 11:16:07,711 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 11:16:07,714 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 11:16:07,714 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 11:16:07,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 11:16:07 ImpRootNode [2019-12-01 11:16:07,714 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 11:16:07,715 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 11:16:07,715 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 11:16:07,715 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 11:16:07,715 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:16:02" (3/4) ... [2019-12-01 11:16:07,717 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 11:16:07,724 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-12-01 11:16:07,724 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-01 11:16:07,724 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 11:16:07,764 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_bf1f3772-18dd-40cb-812c-7841618e5902/bin/ukojak/witness.graphml [2019-12-01 11:16:07,764 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 11:16:07,765 INFO L168 Benchmark]: Toolchain (without parser) took 6181.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 948.9 MB in the beginning and 1.2 GB in the end (delta: -202.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 11:16:07,765 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 11:16:07,766 INFO L168 Benchmark]: CACSL2BoogieTranslator took 185.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -144.0 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2019-12-01 11:16:07,766 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.73 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 11:16:07,766 INFO L168 Benchmark]: Boogie Preprocessor took 14.57 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 11:16:07,766 INFO L168 Benchmark]: RCFGBuilder took 251.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2019-12-01 11:16:07,767 INFO L168 Benchmark]: CodeCheck took 5655.55 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 67.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -95.8 MB). Peak memory consumption was 281.8 MB. Max. memory is 11.5 GB. [2019-12-01 11:16:07,767 INFO L168 Benchmark]: Witness Printer took 49.27 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: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2019-12-01 11:16:07,768 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, 20 locations, 1 error locations. Result: SAFE, OverallTime: 5.5s, OverallIterations: 22, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 12582912 SDtfs, 7273660 SDslu, 0 SDs, 0 SdLazy, 35677816 SolverSat, 13482428 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1933 GetRequests, 1789 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8613 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 211 NumberOfCodeBlocks, 211 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 8280 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 0/0 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: 105]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 185.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -144.0 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.73 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.57 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 251.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * CodeCheck took 5655.55 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 67.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -95.8 MB). Peak memory consumption was 281.8 MB. Max. memory is 11.5 GB. * Witness Printer took 49.27 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: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...