./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/dll-sorted-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-sorted-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 635ef9d2e243ceee348a174080644f4e80f3ae61 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-memcleanup) --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:48:47,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:48:47,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:48:47,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:48:47,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:48:47,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:48:47,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:48:47,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:48:47,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:48:47,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:48:47,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:48:47,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:48:47,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:48:47,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:48:47,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:48:47,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:48:47,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:48:47,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:48:47,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:48:47,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:48:47,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:48:47,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:48:47,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:48:47,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:48:47,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:48:47,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:48:47,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:48:47,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:48:47,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:48:47,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:48:47,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:48:47,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:48:47,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:48:47,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:48:47,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:48:47,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:48:47,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:48:47,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:48:47,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:48:47,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:48:47,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:48:47,919 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2020-12-01 17:48:47,970 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:48:47,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:48:47,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:48:47,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:48:47,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:48:47,974 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:48:47,974 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 17:48:47,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:48:47,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:48:47,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:48:47,976 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 17:48:47,977 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 17:48:47,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:48:47,977 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:48:47,978 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:48:47,978 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:48:47,978 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:48:47,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:48:47,979 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:48:47,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:48:47,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:48:47,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:48:47,980 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:48:47,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:48:47,981 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_7e858b25-b5ea-485f-a3c3-cc8c871bb052/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 635ef9d2e243ceee348a174080644f4e80f3ae61 [2020-12-01 17:48:48,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:48:48,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:48:48,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:48:48,441 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:48:48,442 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:48:48,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak/../../sv-benchmarks/c/forester-heap/dll-sorted-1.i [2020-12-01 17:48:48,547 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak/data/eb6830e35/0b4deb9c225941e2a13ecbc0b4d2e859/FLAGfa1559f91 [2020-12-01 17:48:49,408 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:48:49,410 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/sv-benchmarks/c/forester-heap/dll-sorted-1.i [2020-12-01 17:48:49,427 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak/data/eb6830e35/0b4deb9c225941e2a13ecbc0b4d2e859/FLAGfa1559f91 [2020-12-01 17:48:49,599 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak/data/eb6830e35/0b4deb9c225941e2a13ecbc0b4d2e859 [2020-12-01 17:48:49,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:48:49,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:48:49,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:48:49,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:48:49,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:48:49,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:48:49" (1/1) ... [2020-12-01 17:48:49,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b368665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:49, skipping insertion in model container [2020-12-01 17:48:49,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:48:49" (1/1) ... [2020-12-01 17:48:49,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:48:49,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:48:50,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:48:50,267 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:48:50,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:48:50,399 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:48:50,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:50 WrapperNode [2020-12-01 17:48:50,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:48:50,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:48:50,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:48:50,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:48:50,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:50" (1/1) ... [2020-12-01 17:48:50,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:50" (1/1) ... [2020-12-01 17:48:50,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:48:50,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:48:50,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:48:50,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:48:50,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:50" (1/1) ... [2020-12-01 17:48:50,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:50" (1/1) ... [2020-12-01 17:48:50,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:50" (1/1) ... [2020-12-01 17:48:50,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:50" (1/1) ... [2020-12-01 17:48:50,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:50" (1/1) ... [2020-12-01 17:48:50,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:50" (1/1) ... [2020-12-01 17:48:50,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:50" (1/1) ... [2020-12-01 17:48:50,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:48:50,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:48:50,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:48:50,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:48:50,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/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 17:48:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 17:48:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 17:48:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 17:48:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 17:48:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:48:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 17:48:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:48:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:48:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:48:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:48:52,219 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:48:52,220 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-12-01 17:48:52,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:48:52 BoogieIcfgContainer [2020-12-01 17:48:52,223 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:48:52,227 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:48:52,227 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:48:52,239 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:48:52,240 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:48:52" (1/1) ... [2020-12-01 17:48:52,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:48:52,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:52,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 167 states and 204 transitions. [2020-12-01 17:48:52,306 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 204 transitions. [2020-12-01 17:48:52,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 17:48:52,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:52,532 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 17:48:52,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:52,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 166 states and 203 transitions. [2020-12-01 17:48:52,594 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 203 transitions. [2020-12-01 17:48:52,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 17:48:52,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:52,706 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 17:48:52,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:52,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 165 states and 202 transitions. [2020-12-01 17:48:52,837 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 202 transitions. [2020-12-01 17:48:52,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 17:48:52,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:52,941 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 17:48:52,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:52,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 164 states and 201 transitions. [2020-12-01 17:48:52,966 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 201 transitions. [2020-12-01 17:48:52,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 17:48:52,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:53,036 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 17:48:53,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:53,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 163 states and 200 transitions. [2020-12-01 17:48:53,058 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 200 transitions. [2020-12-01 17:48:53,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 17:48:53,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:53,129 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 17:48:53,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:53,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 162 states and 199 transitions. [2020-12-01 17:48:53,159 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 199 transitions. [2020-12-01 17:48:53,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 17:48:53,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:53,233 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 17:48:53,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:53,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 161 states and 198 transitions. [2020-12-01 17:48:53,266 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 198 transitions. [2020-12-01 17:48:53,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:48:53,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:53,394 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 17:48:53,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:53,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 160 states and 196 transitions. [2020-12-01 17:48:53,476 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 196 transitions. [2020-12-01 17:48:53,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:48:53,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:53,575 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 17:48:53,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 163 states and 202 transitions. [2020-12-01 17:48:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 202 transitions. [2020-12-01 17:48:53,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 17:48:53,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:53,828 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 17:48:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:53,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 162 states and 201 transitions. [2020-12-01 17:48:53,857 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 201 transitions. [2020-12-01 17:48:53,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 17:48:53,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:54,048 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 17:48:54,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:54,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 163 states and 203 transitions. [2020-12-01 17:48:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 203 transitions. [2020-12-01 17:48:54,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 17:48:54,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:54,568 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 17:48:55,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:55,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 165 states and 207 transitions. [2020-12-01 17:48:55,127 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 207 transitions. [2020-12-01 17:48:55,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 17:48:55,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:55,334 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 17:48:56,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:56,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 167 states and 211 transitions. [2020-12-01 17:48:56,365 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 211 transitions. [2020-12-01 17:48:56,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:48:56,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:56,450 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 17:48:56,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:56,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 168 states and 210 transitions. [2020-12-01 17:48:56,836 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 210 transitions. [2020-12-01 17:48:56,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:48:56,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:56,861 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 17:48:57,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:57,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 169 states and 212 transitions. [2020-12-01 17:48:57,184 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 212 transitions. [2020-12-01 17:48:57,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:48:57,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:57,218 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 17:48:57,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:57,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 171 states and 215 transitions. [2020-12-01 17:48:57,556 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 215 transitions. [2020-12-01 17:48:57,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 17:48:57,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:57,861 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 17:48:59,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:59,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 173 states and 219 transitions. [2020-12-01 17:48:59,175 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 219 transitions. [2020-12-01 17:48:59,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 17:48:59,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:59,699 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 17:49:00,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:00,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 175 states and 223 transitions. [2020-12-01 17:49:00,908 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 223 transitions. [2020-12-01 17:49:00,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:49:00,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:00,952 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 17:49:00,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:00,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 174 states and 222 transitions. [2020-12-01 17:49:00,981 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 222 transitions. [2020-12-01 17:49:00,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:49:00,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:01,258 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 17:49:01,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:01,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 176 states and 226 transitions. [2020-12-01 17:49:01,906 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 226 transitions. [2020-12-01 17:49:01,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:49:01,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:01,958 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 17:49:01,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:01,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 175 states and 225 transitions. [2020-12-01 17:49:01,978 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 225 transitions. [2020-12-01 17:49:01,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:49:01,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:02,189 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 17:49:02,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:02,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 148 states and 182 transitions. [2020-12-01 17:49:02,526 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 182 transitions. [2020-12-01 17:49:02,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 17:49:02,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:02,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:06,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 161 states and 200 transitions. [2020-12-01 17:49:06,847 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 200 transitions. [2020-12-01 17:49:06,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 17:49:06,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:06,879 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 17:49:07,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:07,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 161 states and 198 transitions. [2020-12-01 17:49:07,330 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 198 transitions. [2020-12-01 17:49:07,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:49:07,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:07,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:12,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:12,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 177 states and 222 transitions. [2020-12-01 17:49:12,218 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 222 transitions. [2020-12-01 17:49:12,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:49:12,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:12,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:15,047 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2020-12-01 17:49:18,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:18,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 193 states and 246 transitions. [2020-12-01 17:49:18,611 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 246 transitions. [2020-12-01 17:49:18,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:49:18,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:18,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:18,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:18,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 192 states and 245 transitions. [2020-12-01 17:49:18,662 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 245 transitions. [2020-12-01 17:49:18,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:49:18,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:18,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:18,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:18,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 194 states and 248 transitions. [2020-12-01 17:49:18,721 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 248 transitions. [2020-12-01 17:49:18,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:49:18,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:20,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:26,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 207 states and 270 transitions. [2020-12-01 17:49:26,632 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 270 transitions. [2020-12-01 17:49:26,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:49:26,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:28,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:34,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:34,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 220 states and 292 transitions. [2020-12-01 17:49:34,982 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 292 transitions. [2020-12-01 17:49:34,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:49:34,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:35,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:35,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 222 states and 296 transitions. [2020-12-01 17:49:35,039 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 296 transitions. [2020-12-01 17:49:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:49:35,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:35,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:35,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:35,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 224 states and 302 transitions. [2020-12-01 17:49:35,109 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 302 transitions. [2020-12-01 17:49:35,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:49:35,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:35,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:36,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 225 states and 304 transitions. [2020-12-01 17:49:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 304 transitions. [2020-12-01 17:49:36,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:49:36,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:36,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:36,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:36,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 225 states and 303 transitions. [2020-12-01 17:49:36,996 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 303 transitions. [2020-12-01 17:49:36,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:49:36,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:37,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:37,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:37,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 226 states and 303 transitions. [2020-12-01 17:49:37,977 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 303 transitions. [2020-12-01 17:49:37,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:49:37,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:38,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:38,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:38,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 227 states and 304 transitions. [2020-12-01 17:49:38,048 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 304 transitions. [2020-12-01 17:49:38,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:49:38,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:38,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:38,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:38,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 228 states and 309 transitions. [2020-12-01 17:49:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 309 transitions. [2020-12-01 17:49:38,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:49:38,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:38,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:38,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:38,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 227 states and 308 transitions. [2020-12-01 17:49:38,199 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 308 transitions. [2020-12-01 17:49:38,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:49:38,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:38,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:38,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:38,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 229 states and 311 transitions. [2020-12-01 17:49:38,264 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 311 transitions. [2020-12-01 17:49:38,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:49:38,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:40,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:46,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 232 states and 321 transitions. [2020-12-01 17:49:46,885 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 321 transitions. [2020-12-01 17:49:46,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:49:46,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:49,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 234 states and 323 transitions. [2020-12-01 17:49:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 323 transitions. [2020-12-01 17:49:49,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:49:49,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:49,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:49,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 233 states and 322 transitions. [2020-12-01 17:49:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 322 transitions. [2020-12-01 17:49:49,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:49:49,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:51,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:51,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 232 states and 321 transitions. [2020-12-01 17:49:51,306 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 321 transitions. [2020-12-01 17:49:51,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:49:51,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:51,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:52,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:57,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 235 states and 328 transitions. [2020-12-01 17:49:57,228 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 328 transitions. [2020-12-01 17:49:57,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:49:57,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:57,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:57,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 234 states and 327 transitions. [2020-12-01 17:49:57,287 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 327 transitions. [2020-12-01 17:49:57,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:49:57,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:57,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:49:59,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 233 states and 326 transitions. [2020-12-01 17:49:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 326 transitions. [2020-12-01 17:49:59,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:49:59,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:59,751 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:50:00,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:00,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 232 states and 325 transitions. [2020-12-01 17:50:00,863 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 325 transitions. [2020-12-01 17:50:00,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:50:00,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:00,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:00,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:50:04,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:04,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 237 states and 334 transitions. [2020-12-01 17:50:04,198 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 334 transitions. [2020-12-01 17:50:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:50:04,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:04,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:09,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 242 states and 344 transitions. [2020-12-01 17:50:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 344 transitions. [2020-12-01 17:50:09,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:50:09,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:50:09,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 241 states and 343 transitions. [2020-12-01 17:50:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 343 transitions. [2020-12-01 17:50:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:50:09,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:50:09,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:09,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 240 states and 342 transitions. [2020-12-01 17:50:09,864 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 342 transitions. [2020-12-01 17:50:09,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:50:09,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:09,912 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:50:10,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:10,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 224 states and 321 transitions. [2020-12-01 17:50:10,870 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 321 transitions. [2020-12-01 17:50:10,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:50:10,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:11,678 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 17:50:26,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:26,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 237 states and 353 transitions. [2020-12-01 17:50:26,235 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 353 transitions. [2020-12-01 17:50:26,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:50:26,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:29,804 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:34,257 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2020-12-01 17:50:53,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:53,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 254 states and 393 transitions. [2020-12-01 17:50:53,603 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 393 transitions. [2020-12-01 17:50:53,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:50:53,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:53,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:53,641 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 17:51:00,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:00,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 260 states and 401 transitions. [2020-12-01 17:51:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 401 transitions. [2020-12-01 17:51:00,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:51:00,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:00,875 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:02,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 262 states and 405 transitions. [2020-12-01 17:51:02,863 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 405 transitions. [2020-12-01 17:51:02,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:51:02,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:02,888 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:51:02,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:02,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 264 states and 410 transitions. [2020-12-01 17:51:02,918 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 410 transitions. [2020-12-01 17:51:02,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:51:02,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:51:02,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:02,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 265 states and 412 transitions. [2020-12-01 17:51:02,971 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 412 transitions. [2020-12-01 17:51:02,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:51:02,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:03,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:06,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:06,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 267 states and 416 transitions. [2020-12-01 17:51:06,316 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 416 transitions. [2020-12-01 17:51:06,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:51:06,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:06,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:09,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:09,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 266 states and 415 transitions. [2020-12-01 17:51:09,168 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 415 transitions. [2020-12-01 17:51:09,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:51:09,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:09,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:12,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:36,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:36,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 277 states and 437 transitions. [2020-12-01 17:51:36,605 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 437 transitions. [2020-12-01 17:51:36,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:51:36,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:36,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:36,647 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 17:51:44,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:44,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 281 states and 442 transitions. [2020-12-01 17:51:44,458 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 442 transitions. [2020-12-01 17:51:44,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:51:44,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:44,963 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 17:51:47,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:47,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 283 states and 444 transitions. [2020-12-01 17:51:47,195 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 444 transitions. [2020-12-01 17:51:47,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:51:47,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:49,810 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:55,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:55,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 285 states and 447 transitions. [2020-12-01 17:51:55,238 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 447 transitions. [2020-12-01 17:51:55,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:51:55,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:55,281 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:51:56,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:56,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 287 states and 450 transitions. [2020-12-01 17:51:56,955 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 450 transitions. [2020-12-01 17:51:56,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:51:56,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:57,064 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:52:07,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:07,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 249 states and 390 transitions. [2020-12-01 17:52:07,428 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 390 transitions. [2020-12-01 17:52:07,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 17:52:07,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:52:09,412 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:52:10,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:10,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 251 states and 397 transitions. [2020-12-01 17:52:10,943 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 397 transitions. [2020-12-01 17:52:10,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 17:52:10,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:52:10,970 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:52:15,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:15,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 254 states and 404 transitions. [2020-12-01 17:52:15,454 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 404 transitions. [2020-12-01 17:52:15,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 17:52:15,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:15,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:52:15,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:52:20,588 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-01 17:52:27,693 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2020-12-01 17:52:40,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:40,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 270 states and 434 transitions. [2020-12-01 17:52:40,170 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 434 transitions. [2020-12-01 17:52:40,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 17:52:40,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:52:40,195 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:52:40,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:40,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 270 states and 433 transitions. [2020-12-01 17:52:40,905 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 433 transitions. [2020-12-01 17:52:40,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 17:52:40,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:52:41,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:52:46,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:46,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 272 states and 439 transitions. [2020-12-01 17:52:46,488 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 439 transitions. [2020-12-01 17:52:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 17:52:46,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:52:46,512 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:52:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:52:46,538 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:52:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:52:46,917 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:52:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:52:47,065 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:52:48,314 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 71 iterations. [2020-12-01 17:52:48,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:52:48 ImpRootNode [2020-12-01 17:52:48,420 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:52:48,421 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:52:48,421 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:52:48,421 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:52:48,422 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:48:52" (3/4) ... [2020-12-01 17:52:48,425 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 17:52:48,533 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7e858b25-b5ea-485f-a3c3-cc8c871bb052/bin/ukojak/witness.graphml [2020-12-01 17:52:48,534 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:52:48,535 INFO L168 Benchmark]: Toolchain (without parser) took 238930.71 ms. Allocated memory was 115.3 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 84.9 MB in the beginning and 836.7 MB in the end (delta: -751.8 MB). Peak memory consumption was 473.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:52:48,536 INFO L168 Benchmark]: CDTParser took 0.79 ms. Allocated memory is still 79.7 MB. Free memory was 37.4 MB in the beginning and 37.4 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:52:48,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 794.85 ms. Allocated memory is still 115.3 MB. Free memory was 84.9 MB in the beginning and 80.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:52:48,543 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.51 ms. Allocated memory is still 115.3 MB. Free memory was 80.7 MB in the beginning and 77.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:52:48,543 INFO L168 Benchmark]: Boogie Preprocessor took 101.78 ms. Allocated memory is still 115.3 MB. Free memory was 77.9 MB in the beginning and 75.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:52:48,549 INFO L168 Benchmark]: RCFGBuilder took 1597.92 ms. Allocated memory is still 115.3 MB. Free memory was 75.8 MB in the beginning and 64.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:52:48,550 INFO L168 Benchmark]: CodeCheck took 236193.33 ms. Allocated memory was 115.3 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 64.1 MB in the beginning and 839.8 MB in the end (delta: -775.7 MB). Peak memory consumption was 451.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:52:48,550 INFO L168 Benchmark]: Witness Printer took 112.91 ms. Allocated memory is still 1.3 GB. Free memory was 839.8 MB in the beginning and 836.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:52:48,554 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, 167 locations, 80 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 236.0s, OverallIterations: 71, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1879048328 SDtfs, -1001274738 SDslu, 798453198 SDs, 0 SdLazy, -68662620 SolverSat, 455044348 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 92.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13243 GetRequests, 12153 SyntacticMatches, 284 SemanticMatches, 806 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318032 ImplicationChecksByTransitivity, 225.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 27.6s InterpolantComputationTime, 1501 NumberOfCodeBlocks, 1501 NumberOfCodeBlocksAsserted, 71 NumberOfCheckSat, 1400 ConstructedInterpolants, 0 QuantifiedInterpolants, 218717 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 70 InterpolantComputations, 49 PerfectInterpolantSequences, 111/211 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: 985]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L997] SLL* head = malloc(sizeof(SLL)); [L998] head->next = ((void*)0) [L999] head->prev = ((void*)0) [L1000] head->data = 0 [L1002] SLL* x = head; [L1003] int marked = 0; [L1006] COND TRUE __VERIFIER_nondet_int() || !marked [L1009] x->next = malloc(sizeof(SLL)) [L1010] EXPR x->next [L1010] x->next->prev = x [L1011] EXPR x->next [L1011] x = x->next [L1012] x->next = ((void*)0) [L1014] COND TRUE __VERIFIER_nondet_int() [L1016] marked = 1 [L1019] COND TRUE \read(marked) [L1020] x->data = 1 [L1006] COND FALSE !(__VERIFIER_nondet_int() || !marked) [L1025] x = head [L1027] COND FALSE !(!(((void*)0) != x)) [L1028] marked = 0 [L1030] EXPR x->next [L1030] x->next != ((void*)0) && x->next->data == 0 [L1030] EXPR x->next [L1030] EXPR x->next->data [L1030] x->next != ((void*)0) && x->next->data == 0 [L1030] COND FALSE !(x->next != ((void*)0) && x->next->data == 0) [L1035] EXPR x->next [L1035] x->next != ((void*)0) && __VERIFIER_nondet_int() [L1035] x->next != ((void*)0) && __VERIFIER_nondet_int() [L1035] COND TRUE x->next != ((void*)0) && __VERIFIER_nondet_int() [L1037] EXPR x->next [L1037] x = x->next [L1038] EXPR x->data [L1038] COND TRUE !(x->data != 1) [L985] COND FALSE !(0) [L985] __assert_fail ("0", "dll-sorted-1.c", 16, __extension__ __PRETTY_FUNCTION__) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 ms. Allocated memory is still 79.7 MB. Free memory was 37.4 MB in the beginning and 37.4 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 794.85 ms. Allocated memory is still 115.3 MB. Free memory was 84.9 MB in the beginning and 80.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 122.51 ms. Allocated memory is still 115.3 MB. Free memory was 80.7 MB in the beginning and 77.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 101.78 ms. Allocated memory is still 115.3 MB. Free memory was 77.9 MB in the beginning and 75.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1597.92 ms. Allocated memory is still 115.3 MB. Free memory was 75.8 MB in the beginning and 64.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. * CodeCheck took 236193.33 ms. Allocated memory was 115.3 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 64.1 MB in the beginning and 839.8 MB in the end (delta: -775.7 MB). Peak memory consumption was 451.7 MB. Max. memory is 16.1 GB. * Witness Printer took 112.91 ms. Allocated memory is still 1.3 GB. Free memory was 839.8 MB in the beginning and 836.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...