./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-properties/simple-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/simple-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/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 621ace555bcaba2bfc5c3f9f05e7d0c3e0e54892 .......................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/simple-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/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 621ace555bcaba2bfc5c3f9f05e7d0c3e0e54892 .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:24:55,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:24:55,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:24:55,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:24:55,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:24:55,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:24:55,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:24:55,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:24:55,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:24:55,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:24:55,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:24:55,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:24:55,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:24:55,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:24:55,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:24:55,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:24:55,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:24:55,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:24:55,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:24:55,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:24:55,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:24:55,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:24:55,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:24:55,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:24:55,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:24:55,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:24:55,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:24:55,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:24:55,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:24:55,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:24:55,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:24:55,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:24:55,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:24:55,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:24:55,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:24:55,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:24:55,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:24:55,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:24:55,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:24:55,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:24:55,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:24:55,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-12-01 16:24:55,631 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:24:55,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:24:55,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:24:55,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:24:55,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:24:55,636 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:24:55,636 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:24:55,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:24:55,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:24:55,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:24:55,639 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 16:24:55,639 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 16:24:55,640 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 16:24:55,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:24:55,641 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:24:55,641 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:24:55,641 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:24:55,642 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:24:55,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:24:55,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:24:55,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:24:55,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:24:55,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:24:55,644 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:24:55,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:24:55,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 621ace555bcaba2bfc5c3f9f05e7d0c3e0e54892 [2020-12-01 16:24:56,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:24:56,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:24:56,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:24:56,157 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:24:56,158 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:24:56,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/../../sv-benchmarks/c/list-properties/simple-2.i [2020-12-01 16:24:56,267 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/data/9ed1bf979/7451aa9bf6a047d5ac35fbe6dfe14cf5/FLAGa8f99dd57 [2020-12-01 16:24:57,145 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:24:57,146 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/sv-benchmarks/c/list-properties/simple-2.i [2020-12-01 16:24:57,161 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/data/9ed1bf979/7451aa9bf6a047d5ac35fbe6dfe14cf5/FLAGa8f99dd57 [2020-12-01 16:24:57,373 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/data/9ed1bf979/7451aa9bf6a047d5ac35fbe6dfe14cf5 [2020-12-01 16:24:57,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:24:57,380 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:24:57,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:24:57,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:24:57,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:24:57,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:24:57" (1/1) ... [2020-12-01 16:24:57,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b897c57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:57, skipping insertion in model container [2020-12-01 16:24:57,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:24:57" (1/1) ... [2020-12-01 16:24:57,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:24:57,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:24:57,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:24:57,892 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:24:57,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:24:58,037 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:24:58,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:58 WrapperNode [2020-12-01 16:24:58,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:24:58,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:24:58,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:24:58,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:24:58,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:58" (1/1) ... [2020-12-01 16:24:58,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:58" (1/1) ... [2020-12-01 16:24:58,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:24:58,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:24:58,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:24:58,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:24:58,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:58" (1/1) ... [2020-12-01 16:24:58,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:58" (1/1) ... [2020-12-01 16:24:58,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:58" (1/1) ... [2020-12-01 16:24:58,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:58" (1/1) ... [2020-12-01 16:24:58,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:58" (1/1) ... [2020-12-01 16:24:58,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:58" (1/1) ... [2020-12-01 16:24:58,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:58" (1/1) ... [2020-12-01 16:24:58,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:24:58,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:24:58,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:24:58,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:24:58,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/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 [2020-12-01 16:24:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:24:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:24:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:24:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:24:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:24:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 16:24:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:24:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:24:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:24:58,793 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:24:58,808 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-12-01 16:24:58,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:24:58 BoogieIcfgContainer [2020-12-01 16:24:58,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:24:58,813 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:24:58,813 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:24:58,831 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:24:58,832 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:24:58" (1/1) ... [2020-12-01 16:24:58,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:24:58,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:24:58,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2020-12-01 16:24:58,923 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2020-12-01 16:24:58,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 16:24:58,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:24:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:24:59,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:24:59,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:24:59,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2020-12-01 16:24:59,120 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2020-12-01 16:24:59,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:24:59,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:24:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:24:59,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:24:59,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:24:59,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 40 states and 47 transitions. [2020-12-01 16:24:59,298 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2020-12-01 16:24:59,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:24:59,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:24:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:24:59,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:24:59,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:24:59,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 43 states and 52 transitions. [2020-12-01 16:24:59,785 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2020-12-01 16:24:59,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:24:59,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:24:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:24:59,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:24:59,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:24:59,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2020-12-01 16:24:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2020-12-01 16:24:59,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:24:59,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:24:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:24:59,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:24:59,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:24:59,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2020-12-01 16:24:59,964 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2020-12-01 16:24:59,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:24:59,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:24:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:00,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:00,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:00,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2020-12-01 16:25:00,076 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2020-12-01 16:25:00,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:25:00,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:00,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:00,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:00,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2020-12-01 16:25:00,169 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2020-12-01 16:25:00,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:25:00,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:00,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:00,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:00,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2020-12-01 16:25:00,296 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2020-12-01 16:25:00,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:25:00,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:00,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:00,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:00,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2020-12-01 16:25:00,449 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2020-12-01 16:25:00,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:25:00,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:01,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:01,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2020-12-01 16:25:01,118 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2020-12-01 16:25:01,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:25:01,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:01,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:01,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 56 states and 75 transitions. [2020-12-01 16:25:01,888 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2020-12-01 16:25:01,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:25:01,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:02,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:02,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2020-12-01 16:25:02,546 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2020-12-01 16:25:02,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:25:02,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:02,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:02,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:02,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2020-12-01 16:25:02,629 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2020-12-01 16:25:02,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:25:02,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:02,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:03,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:03,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 62 states and 92 transitions. [2020-12-01 16:25:03,232 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 92 transitions. [2020-12-01 16:25:03,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:25:03,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:03,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:03,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:03,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 64 states and 98 transitions. [2020-12-01 16:25:03,293 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 98 transitions. [2020-12-01 16:25:03,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:25:03,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:03,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:03,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:03,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 64 states and 97 transitions. [2020-12-01 16:25:03,407 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 97 transitions. [2020-12-01 16:25:03,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:25:03,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:03,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:04,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:04,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 66 states and 101 transitions. [2020-12-01 16:25:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 101 transitions. [2020-12-01 16:25:04,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:25:04,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:04,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:05,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:05,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2020-12-01 16:25:05,444 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2020-12-01 16:25:05,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:25:05,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:05,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:06,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 47 states and 67 transitions. [2020-12-01 16:25:06,612 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2020-12-01 16:25:06,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:25:06,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:06,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:25:09,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:09,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 74 transitions. [2020-12-01 16:25:09,419 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2020-12-01 16:25:09,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:25:09,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:25:09,443 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:25:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:25:09,458 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:25:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:25:09,539 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:25:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:25:09,561 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:25:09,884 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2020-12-01 16:25:09,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:25:09 ImpRootNode [2020-12-01 16:25:09,922 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:25:09,923 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:25:09,924 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:25:09,924 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:25:09,925 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:24:58" (3/4) ... [2020-12-01 16:25:09,930 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-01 16:25:09,931 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:25:09,933 INFO L168 Benchmark]: Toolchain (without parser) took 12551.28 ms. Allocated memory was 100.7 MB in the beginning and 224.4 MB in the end (delta: 123.7 MB). Free memory was 68.7 MB in the beginning and 156.5 MB in the end (delta: -87.8 MB). Peak memory consumption was 34.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:09,934 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 100.7 MB. Free memory is still 57.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:25:09,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 657.87 ms. Allocated memory is still 100.7 MB. Free memory was 68.4 MB in the beginning and 64.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:09,936 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.80 ms. Allocated memory is still 100.7 MB. Free memory was 64.9 MB in the beginning and 63.2 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:25:09,937 INFO L168 Benchmark]: Boogie Preprocessor took 64.47 ms. Allocated memory is still 100.7 MB. Free memory was 63.2 MB in the beginning and 61.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:09,939 INFO L168 Benchmark]: RCFGBuilder took 617.93 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 61.5 MB in the beginning and 93.6 MB in the end (delta: -32.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:09,940 INFO L168 Benchmark]: CodeCheck took 11109.59 ms. Allocated memory was 121.6 MB in the beginning and 224.4 MB in the end (delta: 102.8 MB). Free memory was 93.6 MB in the beginning and 156.5 MB in the end (delta: -62.9 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:09,941 INFO L168 Benchmark]: Witness Printer took 7.27 ms. Allocated memory is still 224.4 MB. Free memory is still 156.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:25:09,946 INFO L339 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, 37 locations, 16 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 10.9s, OverallIterations: 21, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 8434016 SDtfs, 3821088 SDslu, 4787456 SDs, 0 SdLazy, 11119496 SolverSat, 4145480 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1301 GetRequests, 1141 SyntacticMatches, 30 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6618 ImplicationChecksByTransitivity, 8.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 167 NumberOfCodeBlocks, 167 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 6391 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 19 PerfectInterpolantSequences, 5/6 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 - UnprovableResult [Line: 531]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 531. Possible FailurePath: [L532] List a = (List) malloc(sizeof(struct node)); [L533] COND FALSE !(a == 0) [L534] List t; [L535] List p = a; [L536] COND FALSE !(__VERIFIER_nondet_int()) [L543] p->h = 1 [L544] p->n = 0 [L545] p = a [L546] COND TRUE p!=0 [L547] EXPR p->h [L547] COND FALSE !(p->h != 1) [L550] EXPR p->n [L550] p = p->n [L546] COND FALSE !(p!=0) [L552] return 0; * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 100.7 MB. Free memory is still 57.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 657.87 ms. Allocated memory is still 100.7 MB. Free memory was 68.4 MB in the beginning and 64.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.80 ms. Allocated memory is still 100.7 MB. Free memory was 64.9 MB in the beginning and 63.2 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.47 ms. Allocated memory is still 100.7 MB. Free memory was 63.2 MB in the beginning and 61.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 617.93 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 61.5 MB in the beginning and 93.6 MB in the end (delta: -32.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * CodeCheck took 11109.59 ms. Allocated memory was 121.6 MB in the beginning and 224.4 MB in the end (delta: 102.8 MB). Free memory was 93.6 MB in the beginning and 156.5 MB in the end (delta: -62.9 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. * Witness Printer took 7.27 ms. Allocated memory is still 224.4 MB. Free memory is still 156.5 MB. There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:25:12,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:25:12,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:25:12,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:25:12,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:25:12,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:25:12,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:25:12,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:25:12,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:25:12,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:25:12,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:25:12,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:25:12,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:25:13,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:25:13,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:25:13,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:25:13,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:25:13,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:25:13,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:25:13,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:25:13,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:25:13,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:25:13,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:25:13,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:25:13,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:25:13,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:25:13,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:25:13,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:25:13,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:25:13,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:25:13,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:25:13,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:25:13,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:25:13,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:25:13,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:25:13,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:25:13,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:25:13,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:25:13,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:25:13,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:25:13,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:25:13,084 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2020-12-01 16:25:13,141 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:25:13,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:25:13,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:25:13,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:25:13,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:25:13,148 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:25:13,148 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:25:13,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:25:13,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:25:13,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:25:13,151 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 16:25:13,151 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 16:25:13,152 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 16:25:13,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:25:13,152 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:25:13,153 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:25:13,153 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:25:13,153 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:25:13,153 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:25:13,154 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:25:13,154 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:25:13,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:25:13,155 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:25:13,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:25:13,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:25:13,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:25:13,156 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:25:13,156 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:25:13,157 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:25:13,157 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:25:13,157 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 621ace555bcaba2bfc5c3f9f05e7d0c3e0e54892 [2020-12-01 16:25:13,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:25:13,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:25:13,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:25:13,761 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:25:13,762 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:25:13,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/../../sv-benchmarks/c/list-properties/simple-2.i [2020-12-01 16:25:13,872 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/data/ca7b9026d/9302e4c6963e4e1abbd3235576c78b82/FLAGca35975ef [2020-12-01 16:25:14,886 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:25:14,887 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/sv-benchmarks/c/list-properties/simple-2.i [2020-12-01 16:25:14,922 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/data/ca7b9026d/9302e4c6963e4e1abbd3235576c78b82/FLAGca35975ef [2020-12-01 16:25:15,054 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/bin/ukojak/data/ca7b9026d/9302e4c6963e4e1abbd3235576c78b82 [2020-12-01 16:25:15,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:25:15,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:25:15,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:25:15,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:25:15,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:25:15,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:25:15" (1/1) ... [2020-12-01 16:25:15,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2adf5927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15, skipping insertion in model container [2020-12-01 16:25:15,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:25:15" (1/1) ... [2020-12-01 16:25:15,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:25:15,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:25:15,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:25:15,784 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:25:15,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:25:15,984 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:25:15,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15 WrapperNode [2020-12-01 16:25:15,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:25:15,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:25:15,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:25:15,988 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:25:16,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15" (1/1) ... [2020-12-01 16:25:16,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15" (1/1) ... [2020-12-01 16:25:16,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:25:16,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:25:16,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:25:16,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:25:16,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15" (1/1) ... [2020-12-01 16:25:16,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15" (1/1) ... [2020-12-01 16:25:16,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15" (1/1) ... [2020-12-01 16:25:16,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15" (1/1) ... [2020-12-01 16:25:16,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15" (1/1) ... [2020-12-01 16:25:16,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15" (1/1) ... [2020-12-01 16:25:16,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15" (1/1) ... [2020-12-01 16:25:16,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:25:16,155 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:25:16,155 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:25:16,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:25:16,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_039b2414-ae2d-425b-95c5-c249014413cc/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 [2020-12-01 16:25:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:25:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:25:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:25:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:25:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 16:25:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:25:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:25:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:25:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:25:17,403 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:25:17,403 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-12-01 16:25:17,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:25:17 BoogieIcfgContainer [2020-12-01 16:25:17,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:25:17,408 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:25:17,408 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:25:17,423 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:25:17,424 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:25:17" (1/1) ... [2020-12-01 16:25:17,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:25:17,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:17,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 36 states and 41 transitions. [2020-12-01 16:25:17,504 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2020-12-01 16:25:17,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 16:25:17,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:17,562 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:25:17,569 INFO L168 Benchmark]: Toolchain (without parser) took 2503.69 ms. Allocated memory was 60.8 MB in the beginning and 94.4 MB in the end (delta: 33.6 MB). Free memory was 39.9 MB in the beginning and 72.2 MB in the end (delta: -32.4 MB). Peak memory consumption was 1.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:17,570 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 60.8 MB. Free memory was 42.6 MB in the beginning and 42.6 MB in the end (delta: 30.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:25:17,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 918.11 ms. Allocated memory is still 60.8 MB. Free memory was 39.7 MB in the beginning and 31.4 MB in the end (delta: 8.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:17,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.37 ms. Allocated memory is still 60.8 MB. Free memory was 31.2 MB in the beginning and 29.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:17,573 INFO L168 Benchmark]: Boogie Preprocessor took 85.97 ms. Allocated memory is still 60.8 MB. Free memory was 29.4 MB in the beginning and 27.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:25:17,574 INFO L168 Benchmark]: RCFGBuilder took 1251.80 ms. Allocated memory was 60.8 MB in the beginning and 94.4 MB in the end (delta: 33.6 MB). Free memory was 27.7 MB in the beginning and 50.7 MB in the end (delta: -23.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:25:17,575 INFO L168 Benchmark]: CodeCheck took 158.10 ms. Allocated memory is still 94.4 MB. Free memory was 50.7 MB in the beginning and 72.2 MB in the end (delta: -21.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:25:17,580 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 60.8 MB. Free memory was 42.6 MB in the beginning and 42.6 MB in the end (delta: 30.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 918.11 ms. Allocated memory is still 60.8 MB. Free memory was 39.7 MB in the beginning and 31.4 MB in the end (delta: 8.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 79.37 ms. Allocated memory is still 60.8 MB. Free memory was 31.2 MB in the beginning and 29.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 85.97 ms. Allocated memory is still 60.8 MB. Free memory was 29.4 MB in the beginning and 27.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1251.80 ms. Allocated memory was 60.8 MB in the beginning and 94.4 MB in the end (delta: 33.6 MB). Free memory was 27.7 MB in the beginning and 50.7 MB in the end (delta: -23.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * CodeCheck took 158.10 ms. Allocated memory is still 94.4 MB. Free memory was 50.7 MB in the beginning and 72.2 MB in the end (delta: -21.5 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...