./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/getNumbers1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers1-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b1751fe95f9cf655681429038c1cde9e9c074e8 ............................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref) --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 19:58:50,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 19:58:50,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 19:58:50,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 19:58:50,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 19:58:50,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 19:58:50,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 19:58:50,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 19:58:50,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 19:58:50,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 19:58:50,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 19:58:50,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 19:58:50,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 19:58:50,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 19:58:50,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 19:58:50,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 19:58:50,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 19:58:50,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 19:58:50,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 19:58:50,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 19:58:50,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 19:58:50,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 19:58:50,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 19:58:50,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 19:58:50,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 19:58:50,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 19:58:50,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 19:58:50,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 19:58:50,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 19:58:50,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 19:58:50,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 19:58:50,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 19:58:50,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 19:58:50,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 19:58:50,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 19:58:50,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 19:58:50,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 19:58:50,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 19:58:50,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 19:58:50,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 19:58:50,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 19:58:50,712 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2019-12-01 19:58:50,721 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 19:58:50,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 19:58:50,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 19:58:50,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 19:58:50,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 19:58:50,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 19:58:50,723 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-01 19:58:50,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 19:58:50,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 19:58:50,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 19:58:50,723 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-01 19:58:50,724 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-01 19:58:50,724 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-01 19:58:50,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 19:58:50,724 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 19:58:50,724 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 19:58:50,724 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 19:58:50,724 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 19:58:50,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 19:58:50,725 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 19:58:50,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 19:58:50,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 19:58:50,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 19:58:50,725 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 19:58:50,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 19:58:50,725 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_7dd9d80f-7851-40aa-9de6-969d720945ee/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 1b1751fe95f9cf655681429038c1cde9e9c074e8 [2019-12-01 19:58:50,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 19:58:50,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 19:58:50,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 19:58:50,836 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 19:58:50,837 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 19:58:50,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak/../../sv-benchmarks/c/memsafety-ext3/getNumbers1-1.c [2019-12-01 19:58:50,883 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak/data/38b75f4e1/1afac32d9a1748c8a3217b1e5768d1c0/FLAGe2faa70a3 [2019-12-01 19:58:51,194 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 19:58:51,195 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/sv-benchmarks/c/memsafety-ext3/getNumbers1-1.c [2019-12-01 19:58:51,199 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak/data/38b75f4e1/1afac32d9a1748c8a3217b1e5768d1c0/FLAGe2faa70a3 [2019-12-01 19:58:51,207 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak/data/38b75f4e1/1afac32d9a1748c8a3217b1e5768d1c0 [2019-12-01 19:58:51,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 19:58:51,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 19:58:51,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 19:58:51,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 19:58:51,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 19:58:51,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20cc73ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51, skipping insertion in model container [2019-12-01 19:58:51,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 19:58:51,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 19:58:51,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 19:58:51,387 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 19:58:51,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 19:58:51,414 INFO L208 MainTranslator]: Completed translation [2019-12-01 19:58:51,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51 WrapperNode [2019-12-01 19:58:51,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 19:58:51,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 19:58:51,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 19:58:51,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 19:58:51,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 19:58:51,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 19:58:51,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 19:58:51,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 19:58:51,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 19:58:51,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 19:58:51,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 19:58:51,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 19:58:51,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:58:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/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 19:58:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-01 19:58:51,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 19:58:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 19:58:51,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-01 19:58:51,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 19:58:51,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 19:58:51,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 19:58:51,688 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 19:58:51,689 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-01 19:58:51,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:58:51 BoogieIcfgContainer [2019-12-01 19:58:51,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 19:58:51,690 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 19:58:51,690 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 19:58:51,697 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 19:58:51,697 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:58:51" (1/1) ... [2019-12-01 19:58:51,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 19:58:51,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:51,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2019-12-01 19:58:51,727 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2019-12-01 19:58:51,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-01 19:58:51,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:51,824 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 19:58:51,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:51,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2019-12-01 19:58:51,850 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2019-12-01 19:58:51,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-01 19:58:51,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:51,891 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 19:58:51,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:51,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2019-12-01 19:58:51,973 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2019-12-01 19:58:51,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-01 19:58:51,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:52,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:52,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:52,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2019-12-01 19:58:52,147 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2019-12-01 19:58:52,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-01 19:58:52,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:52,240 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:52,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:52,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2019-12-01 19:58:52,560 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2019-12-01 19:58:52,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-01 19:58:52,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:52,593 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 19:58:52,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:52,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2019-12-01 19:58:52,624 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2019-12-01 19:58:52,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-01 19:58:52,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:52,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 19:58:53,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:53,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2019-12-01 19:58:53,227 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2019-12-01 19:58:53,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-01 19:58:53,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:53,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:53,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:53,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:53,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2019-12-01 19:58:53,514 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2019-12-01 19:58:53,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 19:58:53,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:53,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:53,585 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:53,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:53,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2019-12-01 19:58:53,874 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2019-12-01 19:58:53,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 19:58:53,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:53,895 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:54,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:54,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2019-12-01 19:58:54,037 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2019-12-01 19:58:54,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 19:58:54,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:54,082 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:54,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:54,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2019-12-01 19:58:54,402 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2019-12-01 19:58:54,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 19:58:54,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:54,423 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:54,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:54,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2019-12-01 19:58:54,575 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2019-12-01 19:58:54,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-01 19:58:54,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:54,627 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:54,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:54,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2019-12-01 19:58:54,972 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2019-12-01 19:58:54,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-01 19:58:54,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:54,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:54,985 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:55,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:55,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2019-12-01 19:58:55,166 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2019-12-01 19:58:55,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 19:58:55,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:55,225 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:55,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:55,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2019-12-01 19:58:55,616 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2019-12-01 19:58:55,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 19:58:55,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:55,629 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:55,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:55,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2019-12-01 19:58:55,814 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2019-12-01 19:58:55,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 19:58:55,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:55,881 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:56,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:56,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 33 states and 44 transitions. [2019-12-01 19:58:56,298 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2019-12-01 19:58:56,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 19:58:56,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:56,317 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:56,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:56,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 45 transitions. [2019-12-01 19:58:56,519 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2019-12-01 19:58:56,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 19:58:56,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:56,580 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:57,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:57,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 36 states and 48 transitions. [2019-12-01 19:58:57,091 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 48 transitions. [2019-12-01 19:58:57,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 19:58:57,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:57,122 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:57,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2019-12-01 19:58:57,337 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2019-12-01 19:58:57,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 19:58:57,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:57,402 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:57,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:57,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 51 transitions. [2019-12-01 19:58:57,862 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2019-12-01 19:58:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 19:58:57,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:57,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 19:58:57,880 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 19:58:58,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 19:58:58,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2019-12-01 19:58:58,121 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2019-12-01 19:58:58,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 19:58:58,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 19:58:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 19:58:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 19:58:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 19:58:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 19:58:58,235 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 22 iterations. [2019-12-01 19:58:58,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 07:58:58 ImpRootNode [2019-12-01 19:58:58,262 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 19:58:58,263 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 19:58:58,263 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 19:58:58,263 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 19:58:58,263 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:58:51" (3/4) ... [2019-12-01 19:58:58,265 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 19:58:58,307 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7dd9d80f-7851-40aa-9de6-969d720945ee/bin/ukojak/witness.graphml [2019-12-01 19:58:58,307 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 19:58:58,308 INFO L168 Benchmark]: Toolchain (without parser) took 7098.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 942.5 MB in the beginning and 801.5 MB in the end (delta: 141.0 MB). Peak memory consumption was 298.8 MB. Max. memory is 11.5 GB. [2019-12-01 19:58:58,309 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 19:58:58,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 204.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-01 19:58:58,310 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.85 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 19:58:58,310 INFO L168 Benchmark]: Boogie Preprocessor took 15.86 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 19:58:58,310 INFO L168 Benchmark]: RCFGBuilder took 234.88 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: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2019-12-01 19:58:58,311 INFO L168 Benchmark]: CodeCheck took 6572.50 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 1.1 GB in the beginning and 810.9 MB in the end (delta: 249.5 MB). Peak memory consumption was 313.4 MB. Max. memory is 11.5 GB. [2019-12-01 19:58:58,311 INFO L168 Benchmark]: Witness Printer took 44.29 ms. Allocated memory is still 1.2 GB. Free memory was 810.9 MB in the beginning and 801.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. [2019-12-01 19:58:58,314 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, 12 locations, 5 error locations. Result: UNSAFE, OverallTime: 6.5s, OverallIterations: 22, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2359296 SDtfs, 7083350 SDslu, 2097152 SDs, 0 SdLazy, 31468176 SolverSat, 12206074 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2102 GetRequests, 1801 SyntacticMatches, 143 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9650 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 290 NumberOfCodeBlocks, 290 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 245 ConstructedInterpolants, 0 QuantifiedInterpolants, 10846 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 5 PerfectInterpolantSequences, 14/580 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 - CounterExampleResult [Line: 22]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L8] int *array = alloca(10 * sizeof(int)); [L10] int i = 0; [L10] COND TRUE i < 10 [L11] array[i] = i [L10] ++i [L10] COND TRUE i < 10 [L11] array[i] = i [L10] ++i [L10] COND TRUE i < 10 [L11] array[i] = i [L10] ++i [L10] COND TRUE i < 10 [L11] array[i] = i [L10] ++i [L10] COND TRUE i < 10 [L11] array[i] = i [L10] ++i [L10] COND TRUE i < 10 [L11] array[i] = i [L10] ++i [L10] COND TRUE i < 10 [L11] array[i] = i [L10] ++i [L10] COND TRUE i < 10 [L11] array[i] = i [L10] ++i [L10] COND TRUE i < 10 [L11] array[i] = i [L10] ++i [L10] COND TRUE i < 10 [L11] array[i] = i [L10] ++i [L10] COND FALSE !(i < 10) [L14] return array; [L19] int *numbers = getNumbers(); [L21] int i = 0; [L21] COND TRUE i < 10 [L22] numbers + i * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 204.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.85 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 15.86 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 234.88 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: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * CodeCheck took 6572.50 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 1.1 GB in the beginning and 810.9 MB in the end (delta: 249.5 MB). Peak memory consumption was 313.4 MB. Max. memory is 11.5 GB. * Witness Printer took 44.29 ms. Allocated memory is still 1.2 GB. Free memory was 810.9 MB in the beginning and 801.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...