./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/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 0e005ade34f94c5c325f6dba20e4a523c0e30c86 .................................................................................................................................................................................................................................................................................................................................................................... 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 06:55:57,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 06:55:57,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 06:55:57,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 06:55:57,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 06:55:57,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 06:55:57,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 06:55:57,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 06:55:57,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 06:55:57,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 06:55:57,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 06:55:57,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 06:55:57,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 06:55:57,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 06:55:57,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 06:55:57,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 06:55:57,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 06:55:57,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 06:55:57,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 06:55:57,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 06:55:57,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 06:55:57,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 06:55:57,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 06:55:57,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 06:55:57,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 06:55:57,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 06:55:57,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 06:55:57,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 06:55:57,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 06:55:57,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 06:55:57,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 06:55:57,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 06:55:57,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 06:55:57,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 06:55:57,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 06:55:57,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 06:55:57,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 06:55:57,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 06:55:57,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 06:55:57,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 06:55:57,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 06:55:57,540 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 06:55:57,553 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 06:55:57,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 06:55:57,554 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 06:55:57,554 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 06:55:57,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 06:55:57,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 06:55:57,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 06:55:57,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 06:55:57,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 06:55:57,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 06:55:57,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 06:55:57,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 06:55:57,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 06:55:57,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 06:55:57,556 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 06:55:57,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 06:55:57,557 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 06:55:57,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 06:55:57,557 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 06:55:57,557 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 06:55:57,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 06:55:57,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 06:55:57,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 06:55:57,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 06:55:57,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 06:55:57,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 06:55:57,559 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 06:55:57,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 06:55:57,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 06:55:57,559 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_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/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 -> 0e005ade34f94c5c325f6dba20e4a523c0e30c86 [2019-12-01 06:55:57,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 06:55:57,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 06:55:57,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 06:55:57,677 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 06:55:57,678 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 06:55:57,678 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/bin/ukojak/../../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c [2019-12-01 06:55:57,718 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/bin/ukojak/data/abd68ea22/d3b24af221cc4f0f84e8ceb5bcc3e7a5/FLAG147427f39 [2019-12-01 06:55:58,091 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 06:55:58,092 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c [2019-12-01 06:55:58,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/bin/ukojak/data/abd68ea22/d3b24af221cc4f0f84e8ceb5bcc3e7a5/FLAG147427f39 [2019-12-01 06:55:58,111 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/bin/ukojak/data/abd68ea22/d3b24af221cc4f0f84e8ceb5bcc3e7a5 [2019-12-01 06:55:58,113 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 06:55:58,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 06:55:58,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 06:55:58,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 06:55:58,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 06:55:58,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:55:58" (1/1) ... [2019-12-01 06:55:58,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15f146fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58, skipping insertion in model container [2019-12-01 06:55:58,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:55:58" (1/1) ... [2019-12-01 06:55:58,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 06:55:58,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 06:55:58,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 06:55:58,451 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 06:55:58,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 06:55:58,584 INFO L208 MainTranslator]: Completed translation [2019-12-01 06:55:58,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58 WrapperNode [2019-12-01 06:55:58,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 06:55:58,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 06:55:58,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 06:55:58,586 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 06:55:58,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58" (1/1) ... [2019-12-01 06:55:58,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58" (1/1) ... [2019-12-01 06:55:58,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 06:55:58,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 06:55:58,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 06:55:58,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 06:55:58,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58" (1/1) ... [2019-12-01 06:55:58,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58" (1/1) ... [2019-12-01 06:55:58,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58" (1/1) ... [2019-12-01 06:55:58,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58" (1/1) ... [2019-12-01 06:55:58,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58" (1/1) ... [2019-12-01 06:55:58,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58" (1/1) ... [2019-12-01 06:55:58,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58" (1/1) ... [2019-12-01 06:55:58,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 06:55:58,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 06:55:58,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 06:55:58,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 06:55:58,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/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 06:55:58,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 06:55:58,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 06:55:59,411 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 06:55:59,411 INFO L287 CfgBuilder]: Removed 4 assume(true) statements. [2019-12-01 06:55:59,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:55:59 BoogieIcfgContainer [2019-12-01 06:55:59,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 06:55:59,413 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 06:55:59,413 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 06:55:59,423 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 06:55:59,423 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:55:59" (1/1) ... [2019-12-01 06:55:59,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 06:55:59,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:55:59,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 245 states and 480 transitions. [2019-12-01 06:55:59,467 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 480 transitions. [2019-12-01 06:55:59,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-01 06:55:59,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:55:59,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:55:59,785 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 06:55:59,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:55:59,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 247 states and 481 transitions. [2019-12-01 06:55:59,983 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 481 transitions. [2019-12-01 06:55:59,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-12-01 06:55:59,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:00,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:00,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 06:56:00,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:00,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 250 states and 484 transitions. [2019-12-01 06:56:00,209 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 484 transitions. [2019-12-01 06:56:00,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-01 06:56:00,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:00,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:00,305 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 06:56:00,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:00,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 253 states and 489 transitions. [2019-12-01 06:56:00,600 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 489 transitions. [2019-12-01 06:56:00,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-01 06:56:00,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:00,691 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 06:56:01,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:01,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 255 states and 491 transitions. [2019-12-01 06:56:01,079 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 491 transitions. [2019-12-01 06:56:01,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 06:56:01,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:01,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 06:56:03,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:03,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 361 states and 736 transitions. [2019-12-01 06:56:03,140 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 736 transitions. [2019-12-01 06:56:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 06:56:03,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:03,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 06:56:03,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:03,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 360 states and 734 transitions. [2019-12-01 06:56:03,355 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 734 transitions. [2019-12-01 06:56:03,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-01 06:56:03,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:03,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:03,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 06:56:03,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:03,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 353 states and 725 transitions. [2019-12-01 06:56:03,579 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 725 transitions. [2019-12-01 06:56:03,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-01 06:56:03,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:04,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 06:56:15,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:15,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 372 states and 754 transitions. [2019-12-01 06:56:15,208 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 754 transitions. [2019-12-01 06:56:15,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-01 06:56:15,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:15,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 06:56:17,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:17,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 301 states and 602 transitions. [2019-12-01 06:56:17,886 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 602 transitions. [2019-12-01 06:56:17,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-01 06:56:17,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 06:56:23,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:23,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 249 states and 489 transitions. [2019-12-01 06:56:23,066 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 489 transitions. [2019-12-01 06:56:23,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-01 06:56:23,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:23,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 06:56:26,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:26,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 147 states and 268 transitions. [2019-12-01 06:56:26,904 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 268 transitions. [2019-12-01 06:56:26,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-01 06:56:26,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:26,946 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 06:56:33,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:33,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 149 states and 270 transitions. [2019-12-01 06:56:33,120 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 270 transitions. [2019-12-01 06:56:33,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-01 06:56:33,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:33,222 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 06:56:35,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:35,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 155 states and 279 transitions. [2019-12-01 06:56:35,379 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 279 transitions. [2019-12-01 06:56:35,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-01 06:56:35,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:35,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:35,495 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 06:56:38,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:38,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 162 states and 287 transitions. [2019-12-01 06:56:38,672 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 287 transitions. [2019-12-01 06:56:38,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-01 06:56:38,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:38,763 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 22 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 06:56:41,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:41,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 169 states and 295 transitions. [2019-12-01 06:56:41,535 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 295 transitions. [2019-12-01 06:56:41,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 06:56:41,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:41,628 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 28 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 06:56:45,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:45,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 176 states and 303 transitions. [2019-12-01 06:56:45,661 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 303 transitions. [2019-12-01 06:56:45,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-12-01 06:56:45,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:45,764 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 34 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 06:56:51,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:51,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 183 states and 311 transitions. [2019-12-01 06:56:51,575 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 311 transitions. [2019-12-01 06:56:51,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-12-01 06:56:51,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:51,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:51,670 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 40 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 06:56:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:56:56,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 190 states and 319 transitions. [2019-12-01 06:56:56,534 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 319 transitions. [2019-12-01 06:56:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 06:56:56,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:56:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:56:56,662 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 46 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 06:57:02,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:57:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 197 states and 325 transitions. [2019-12-01 06:57:02,370 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 325 transitions. [2019-12-01 06:57:02,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-12-01 06:57:02,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:57:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:57:02,456 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 17 proven. 35 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2019-12-01 06:57:21,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:57:21,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 224 states and 355 transitions. [2019-12-01 06:57:21,816 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 355 transitions. [2019-12-01 06:57:21,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 06:57:21,817 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2019-12-01 06:57:21,824 INFO L765 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2019-12-01 06:57:22,436 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2019-12-01 06:57:22,445 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-01 06:57:22,446 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-01 06:57:22,446 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:57:22,446 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-01 06:57:22,447 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-01 06:57:22,447 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2019-12-01 06:57:22,448 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2019-12-01 06:57:22,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:57:22 ImpRootNode [2019-12-01 06:57:22,448 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 06:57:22,449 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 06:57:22,449 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 06:57:22,449 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 06:57:22,449 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:55:59" (3/4) ... [2019-12-01 06:57:22,452 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 06:57:22,469 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-01 06:57:22,471 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 06:57:22,602 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_65a8f2b6-1118-4497-8e6a-4ed9cab8c1ff/bin/ukojak/witness.graphml [2019-12-01 06:57:22,602 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 06:57:22,604 INFO L168 Benchmark]: Toolchain (without parser) took 84489.84 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 463.5 MB). Free memory was 935.5 MB in the beginning and 1.2 GB in the end (delta: -242.8 MB). Peak memory consumption was 220.6 MB. Max. memory is 11.5 GB. [2019-12-01 06:57:22,605 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 06:57:22,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -131.6 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2019-12-01 06:57:22,606 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.01 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 06:57:22,606 INFO L168 Benchmark]: Boogie Preprocessor took 44.12 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 06:57:22,606 INFO L168 Benchmark]: RCFGBuilder took 719.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 908.0 MB in the end (delta: 148.4 MB). Peak memory consumption was 148.4 MB. Max. memory is 11.5 GB. [2019-12-01 06:57:22,607 INFO L168 Benchmark]: CodeCheck took 83035.15 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 366.5 MB). Free memory was 908.0 MB in the beginning and 1.2 GB in the end (delta: -300.4 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. [2019-12-01 06:57:22,607 INFO L168 Benchmark]: Witness Printer took 153.52 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: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2019-12-01 06:57:22,609 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, 245 locations, 2 error locations. Result: SAFE, OverallTime: 82.3s, OverallIterations: 21, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 228680704 SDtfs, 115964766 SDslu, 50205208 SDs, 0 SdLazy, 203580212 SolverSat, 11729286 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24984 GetRequests, 23342 SyntacticMatches, 982 SemanticMatches, 660 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 417234 ImplicationChecksByTransitivity, 78.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 2960 NumberOfCodeBlocks, 2960 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 2940 ConstructedInterpolants, 0 QuantifiedInterpolants, 892042 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 10 PerfectInterpolantSequences, 378/723 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: 2307]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1998]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 2294]: Loop Invariant Derived loop invariant: main__i + 1 <= main__nlen && 0 < main__i + 1 - InvariantResult [Line: 1258]: Loop Invariant Derived loop invariant: 3 <= main__i - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 1 <= main__i - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 4 <= main__i - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 2 <= main__i - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: main__i + 1 <= main__nlen && 0 < main__i + 1 - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: main__i + 1 <= main__nlen && 0 < main__i + 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 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 471.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -131.6 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.01 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.12 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 719.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 908.0 MB in the end (delta: 148.4 MB). Peak memory consumption was 148.4 MB. Max. memory is 11.5 GB. * CodeCheck took 83035.15 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 366.5 MB). Free memory was 908.0 MB in the beginning and 1.2 GB in the end (delta: -300.4 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. * Witness Printer took 153.52 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: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...