./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-circular-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-circular-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI --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 f91abcd8d9f4c4a9bb166bca3090e9f421fd2afed3c0226bce3d2e7c0b6ce95e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.2.1-dev-b2eff8b [2021-10-29 03:21:30,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:21:30,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:21:30,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:21:30,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:21:30,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:21:30,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:21:30,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:21:30,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:21:30,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:21:30,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:21:30,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:21:30,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:21:30,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:21:30,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:21:30,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:21:30,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:21:30,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:21:30,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:21:30,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:21:30,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:21:30,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:21:30,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:21:30,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:21:30,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:21:30,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:21:30,120 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:21:30,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:21:30,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:21:30,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:21:30,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:21:30,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:21:30,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:21:30,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:21:30,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:21:30,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:21:30,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:21:30,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:21:30,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:21:30,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:21:30,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:21:30,145 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2021-10-29 03:21:30,183 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:21:30,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:21:30,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:21:30,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:21:30,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:21:30,186 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:21:30,186 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:21:30,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:21:30,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:21:30,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:21:30,187 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 03:21:30,188 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 03:21:30,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:21:30,188 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:21:30,188 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:21:30,189 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:21:30,189 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:21:30,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:21:30,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:21:30,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:21:30,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:21:30,190 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:21:30,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:21:30,191 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_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f91abcd8d9f4c4a9bb166bca3090e9f421fd2afed3c0226bce3d2e7c0b6ce95e [2021-10-29 03:21:30,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:21:30,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:21:30,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:21:30,562 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:21:30,563 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:21:30,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/forester-heap/sll-circular-2.i [2021-10-29 03:21:30,639 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/data/3d2f38ee0/532ce20d9d804113b8314ef1635bf590/FLAGcc5cf976e [2021-10-29 03:21:31,282 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:21:31,283 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/sv-benchmarks/c/forester-heap/sll-circular-2.i [2021-10-29 03:21:31,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/data/3d2f38ee0/532ce20d9d804113b8314ef1635bf590/FLAGcc5cf976e [2021-10-29 03:21:31,549 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/data/3d2f38ee0/532ce20d9d804113b8314ef1635bf590 [2021-10-29 03:21:31,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:21:31,554 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:21:31,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:21:31,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:21:31,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:21:31,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:21:31" (1/1) ... [2021-10-29 03:21:31,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a87501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:31, skipping insertion in model container [2021-10-29 03:21:31,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:21:31" (1/1) ... [2021-10-29 03:21:31,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:21:31,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:21:32,050 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/sv-benchmarks/c/forester-heap/sll-circular-2.i[22324,22337] [2021-10-29 03:21:32,063 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/sv-benchmarks/c/forester-heap/sll-circular-2.i[22430,22443] [2021-10-29 03:21:32,065 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/sv-benchmarks/c/forester-heap/sll-circular-2.i[22554,22567] [2021-10-29 03:21:32,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:21:32,092 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:21:32,135 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/sv-benchmarks/c/forester-heap/sll-circular-2.i[22324,22337] [2021-10-29 03:21:32,137 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/sv-benchmarks/c/forester-heap/sll-circular-2.i[22430,22443] [2021-10-29 03:21:32,139 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/sv-benchmarks/c/forester-heap/sll-circular-2.i[22554,22567] [2021-10-29 03:21:32,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:21:32,203 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:21:32,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:32 WrapperNode [2021-10-29 03:21:32,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:21:32,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:21:32,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:21:32,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:21:32,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:32" (1/1) ... [2021-10-29 03:21:32,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:32" (1/1) ... [2021-10-29 03:21:32,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:21:32,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:21:32,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:21:32,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:21:32,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:32" (1/1) ... [2021-10-29 03:21:32,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:32" (1/1) ... [2021-10-29 03:21:32,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:32" (1/1) ... [2021-10-29 03:21:32,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:32" (1/1) ... [2021-10-29 03:21:32,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:32" (1/1) ... [2021-10-29 03:21:32,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:32" (1/1) ... [2021-10-29 03:21:32,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:32" (1/1) ... [2021-10-29 03:21:32,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:21:32,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:21:32,350 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:21:32,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:21:32,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:32" (1/1) ... [2021-10-29 03:21:32,370 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:21:32,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:21:32,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:21:32,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:21:32,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:21:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:21:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:21:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 03:21:32,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:21:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 03:21:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:21:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:21:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:21:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:21:33,231 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:21:33,231 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2021-10-29 03:21:33,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:21:33 BoogieIcfgContainer [2021-10-29 03:21:33,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:21:33,235 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:21:33,235 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:21:33,248 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:21:33,248 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:21:33" (1/1) ... [2021-10-29 03:21:33,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:21:33,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:33,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2021-10-29 03:21:33,305 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2021-10-29 03:21:33,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-29 03:21:33,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:33,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:33,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:33,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:33,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 89 states and 107 transitions. [2021-10-29 03:21:33,507 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 107 transitions. [2021-10-29 03:21:33,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-29 03:21:33,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:33,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:33,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:33,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:33,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:33,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 88 states and 106 transitions. [2021-10-29 03:21:33,711 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 106 transitions. [2021-10-29 03:21:33,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 03:21:33,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:33,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:33,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:33,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:33,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 87 states and 105 transitions. [2021-10-29 03:21:33,820 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 105 transitions. [2021-10-29 03:21:33,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 03:21:33,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:33,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:33,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:33,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:33,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 86 states and 104 transitions. [2021-10-29 03:21:33,944 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 104 transitions. [2021-10-29 03:21:33,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 03:21:33,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:33,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:34,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:34,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:34,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 86 states and 102 transitions. [2021-10-29 03:21:34,009 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 102 transitions. [2021-10-29 03:21:34,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:21:34,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:34,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:34,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:34,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:34,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 89 states and 108 transitions. [2021-10-29 03:21:34,107 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 108 transitions. [2021-10-29 03:21:34,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:21:34,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:34,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:34,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:34,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:34,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 92 states and 114 transitions. [2021-10-29 03:21:34,373 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 114 transitions. [2021-10-29 03:21:34,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:21:34,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:34,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:34,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:34,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:34,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 93 states and 116 transitions. [2021-10-29 03:21:34,495 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 116 transitions. [2021-10-29 03:21:34,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:21:34,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:34,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:34,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:34,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:34,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 94 states and 118 transitions. [2021-10-29 03:21:34,593 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 118 transitions. [2021-10-29 03:21:34,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:21:34,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:34,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:34,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:34,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:34,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 126 transitions. [2021-10-29 03:21:34,747 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 126 transitions. [2021-10-29 03:21:34,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:21:34,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:34,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:34,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:35,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:35,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 102 states and 134 transitions. [2021-10-29 03:21:35,118 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 134 transitions. [2021-10-29 03:21:35,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:21:35,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:35,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:35,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:35,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:35,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 101 states and 133 transitions. [2021-10-29 03:21:35,163 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 133 transitions. [2021-10-29 03:21:35,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:21:35,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:35,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:35,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:35,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:35,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 102 states and 135 transitions. [2021-10-29 03:21:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 135 transitions. [2021-10-29 03:21:35,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:21:35,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:35,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:35,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:35,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 104 states and 139 transitions. [2021-10-29 03:21:35,775 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 139 transitions. [2021-10-29 03:21:35,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:21:35,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:35,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:35,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:36,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:36,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 106 states and 143 transitions. [2021-10-29 03:21:36,366 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 143 transitions. [2021-10-29 03:21:36,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:21:36,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:36,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:36,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:36,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:36,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 106 states and 140 transitions. [2021-10-29 03:21:36,396 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2021-10-29 03:21:36,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:21:36,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:36,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:36,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:37,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:37,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 111 states and 151 transitions. [2021-10-29 03:21:37,863 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 151 transitions. [2021-10-29 03:21:37,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:21:37,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:37,863 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:38,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:38,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:38,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 114 states and 158 transitions. [2021-10-29 03:21:38,483 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 158 transitions. [2021-10-29 03:21:38,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:21:38,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:38,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:38,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:38,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:39,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:39,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 121 states and 173 transitions. [2021-10-29 03:21:39,836 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 173 transitions. [2021-10-29 03:21:39,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:21:39,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:39,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:39,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:39,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:39,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 122 states and 176 transitions. [2021-10-29 03:21:39,865 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 176 transitions. [2021-10-29 03:21:39,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:21:39,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:39,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:39,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:39,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:39,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 124 states and 181 transitions. [2021-10-29 03:21:39,912 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 181 transitions. [2021-10-29 03:21:39,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:21:39,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:39,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:39,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:39,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:39,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 124 states and 180 transitions. [2021-10-29 03:21:39,932 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2021-10-29 03:21:39,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:21:39,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:39,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:40,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:40,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:40,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 125 states and 181 transitions. [2021-10-29 03:21:40,019 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 181 transitions. [2021-10-29 03:21:40,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:21:40,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:40,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:40,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:40,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:40,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 128 states and 187 transitions. [2021-10-29 03:21:40,238 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 187 transitions. [2021-10-29 03:21:40,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:21:40,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:40,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:40,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:40,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:40,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 133 states and 195 transitions. [2021-10-29 03:21:40,498 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 195 transitions. [2021-10-29 03:21:40,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:21:40,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:40,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:40,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:40,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:40,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 134 states and 196 transitions. [2021-10-29 03:21:40,764 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 196 transitions. [2021-10-29 03:21:40,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:21:40,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:40,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:41,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:41,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 136 states and 202 transitions. [2021-10-29 03:21:41,782 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 202 transitions. [2021-10-29 03:21:41,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:21:41,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:41,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:41,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:43,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:43,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 143 states and 218 transitions. [2021-10-29 03:21:43,031 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 218 transitions. [2021-10-29 03:21:43,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:21:43,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:43,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:43,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:44,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:44,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 148 states and 228 transitions. [2021-10-29 03:21:44,291 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 228 transitions. [2021-10-29 03:21:44,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:21:44,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:44,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:44,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:45,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:45,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 152 states and 238 transitions. [2021-10-29 03:21:45,804 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 238 transitions. [2021-10-29 03:21:45,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:21:45,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:45,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:48,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:48,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 156 states and 249 transitions. [2021-10-29 03:21:48,174 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 249 transitions. [2021-10-29 03:21:48,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:21:48,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:48,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:48,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:50,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:50,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2021-10-29 03:21:50,480 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2021-10-29 03:21:50,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:21:50,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:50,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:50,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:53,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:53,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 168 states and 281 transitions. [2021-10-29 03:21:53,427 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 281 transitions. [2021-10-29 03:21:53,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:21:53,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:53,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:53,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:53,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:53,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 169 states and 281 transitions. [2021-10-29 03:21:53,478 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 281 transitions. [2021-10-29 03:21:53,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:21:53,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:53,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:53,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:56,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:56,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 177 states and 299 transitions. [2021-10-29 03:21:56,481 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 299 transitions. [2021-10-29 03:21:56,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:21:56,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:56,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:56,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:56,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:56,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 178 states and 301 transitions. [2021-10-29 03:21:56,779 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 301 transitions. [2021-10-29 03:21:56,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:21:56,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:56,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:57,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:57,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 179 states and 303 transitions. [2021-10-29 03:21:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 303 transitions. [2021-10-29 03:21:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:21:57,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:57,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:57,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:57,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:57,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 181 states and 307 transitions. [2021-10-29 03:21:57,974 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 307 transitions. [2021-10-29 03:21:57,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:21:57,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:57,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:58,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:58,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:58,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 184 states and 312 transitions. [2021-10-29 03:21:58,804 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 312 transitions. [2021-10-29 03:21:58,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:21:58,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:58,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:58,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:58,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 185 states and 313 transitions. [2021-10-29 03:21:58,834 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 313 transitions. [2021-10-29 03:21:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:21:58,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:58,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:58,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:59,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2021-10-29 03:21:59,589 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2021-10-29 03:21:59,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:21:59,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:59,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:59,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 192 states and 327 transitions. [2021-10-29 03:21:59,868 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 327 transitions. [2021-10-29 03:21:59,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:21:59,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:59,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:59,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:00,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:05,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:05,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 205 states and 357 transitions. [2021-10-29 03:22:05,105 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 357 transitions. [2021-10-29 03:22:05,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:05,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:05,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:05,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:05,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:05,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 207 states and 359 transitions. [2021-10-29 03:22:05,537 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 359 transitions. [2021-10-29 03:22:05,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:05,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:05,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:06,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:09,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:09,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 211 states and 373 transitions. [2021-10-29 03:22:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 373 transitions. [2021-10-29 03:22:09,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:09,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:09,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:09,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:09,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:09,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 210 states and 372 transitions. [2021-10-29 03:22:09,532 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 372 transitions. [2021-10-29 03:22:09,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:09,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:09,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:09,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:10,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:10,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 213 states and 376 transitions. [2021-10-29 03:22:10,931 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 376 transitions. [2021-10-29 03:22:10,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:10,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:10,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:11,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:14,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:14,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 220 states and 393 transitions. [2021-10-29 03:22:14,699 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 393 transitions. [2021-10-29 03:22:14,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:14,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:14,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:15,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:17,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:17,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 227 states and 408 transitions. [2021-10-29 03:22:17,828 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 408 transitions. [2021-10-29 03:22:17,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:17,829 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:17,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:17,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:18,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:18,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 226 states and 407 transitions. [2021-10-29 03:22:18,703 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 407 transitions. [2021-10-29 03:22:18,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:18,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:18,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:18,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:19,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:19,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 229 states and 410 transitions. [2021-10-29 03:22:19,950 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 410 transitions. [2021-10-29 03:22:19,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:19,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:19,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:20,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:22,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:22,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 233 states and 416 transitions. [2021-10-29 03:22:22,337 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 416 transitions. [2021-10-29 03:22:22,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:22,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:22,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:22,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:25,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 237 states and 422 transitions. [2021-10-29 03:22:25,552 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 422 transitions. [2021-10-29 03:22:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:25,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:25,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:25,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 238 states and 422 transitions. [2021-10-29 03:22:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 422 transitions. [2021-10-29 03:22:25,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:25,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:25,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 239 states and 422 transitions. [2021-10-29 03:22:25,712 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 422 transitions. [2021-10-29 03:22:25,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:22:25,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:26,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:30,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 245 states and 434 transitions. [2021-10-29 03:22:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 434 transitions. [2021-10-29 03:22:30,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:22:30,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:30,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:30,647 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-10-29 03:22:30,652 ERROR L599 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-10-29 03:22:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:30,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:22:30,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:30,793 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-10-29 03:22:30,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-10-29 03:22:32,460 INFO L354 Elim1Store]: treesize reduction 36, result has 50.7 percent of original size [2021-10-29 03:22:32,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 36 treesize of output 62 [2021-10-29 03:22:32,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-10-29 03:22:33,583 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-29 03:22:33,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 26 [2021-10-29 03:22:33,953 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-10-29 03:22:33,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2021-10-29 03:22:34,091 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-10-29 03:22:34,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 44 [2021-10-29 03:22:34,427 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-29 03:22:34,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 18 [2021-10-29 03:22:34,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:46,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:46,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 258 states and 469 transitions. [2021-10-29 03:22:46,429 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 469 transitions. [2021-10-29 03:22:46,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:22:46,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:46,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:22:46,450 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:22:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:22:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:22:46,526 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:22:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:22:46,567 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 58 iterations. [2021-10-29 03:22:46,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:22:46 ImpRootNode [2021-10-29 03:22:46,605 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:22:46,606 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:22:46,606 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:22:46,606 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:22:46,607 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:21:33" (3/4) ... [2021-10-29 03:22:46,609 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:22:46,660 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:22:46,661 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:22:46,662 INFO L168 Benchmark]: Toolchain (without parser) took 75107.80 ms. Allocated memory was 90.2 MB in the beginning and 536.9 MB in the end (delta: 446.7 MB). Free memory was 52.3 MB in the beginning and 265.0 MB in the end (delta: -212.8 MB). Peak memory consumption was 233.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:46,663 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 90.2 MB. Free memory was 69.7 MB in the beginning and 69.7 MB in the end (delta: 41.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:22:46,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.32 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 52.0 MB in the beginning and 88.6 MB in the end (delta: -36.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:46,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.78 ms. Allocated memory is still 121.6 MB. Free memory was 88.6 MB in the beginning and 86.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:46,665 INFO L168 Benchmark]: Boogie Preprocessor took 71.66 ms. Allocated memory is still 121.6 MB. Free memory was 86.6 MB in the beginning and 84.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:46,666 INFO L168 Benchmark]: RCFGBuilder took 885.08 ms. Allocated memory is still 121.6 MB. Free memory was 84.8 MB in the beginning and 64.2 MB in the end (delta: 20.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:46,667 INFO L168 Benchmark]: CodeCheck took 73370.04 ms. Allocated memory was 121.6 MB in the beginning and 536.9 MB in the end (delta: 415.2 MB). Free memory was 63.9 MB in the beginning and 268.1 MB in the end (delta: -204.2 MB). Peak memory consumption was 213.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:46,668 INFO L168 Benchmark]: Witness Printer took 55.19 ms. Allocated memory is still 536.9 MB. Free memory was 268.1 MB in the beginning and 265.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:46,673 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, 90 locations, 46 error locations. Started 1 CEGAR loops. OverallTime: 73.2s, OverallIterations: 58, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 558923784 SDtfs, -1190342770 SDslu, -1989874782 SDs, 0 SdLazy, -1600820902 SolverSat, -1160084932 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 30.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6040 GetRequests, 5267 SyntacticMatches, 171 SemanticMatches, 602 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201260 ImplicationChecksByTransitivity, 66.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 13.5s InterpolantComputationTime, 689 NumberOfCodeBlocks, 689 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 613 ConstructedInterpolants, 5 QuantifiedInterpolants, 5263 SizeOfPredicates, 7 NumberOfNonLiveVariables, 122 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 57 InterpolantComputations, 51 PerfectInterpolantSequences, 6/17 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: 1032]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L996] SLL* head = malloc(sizeof(SLL)); [L997] head->next = head [L998] head->data = 0 [L1000] SLL* x = head; [L1001] int state = 1; [L1004] COND FALSE !(__VERIFIER_nondet_int()) [L1025] x->data = state [L1027] EXPR head->next [L1027] x = head->next [L1028] COND FALSE !(!(((void*)0) != x)) [L1030] EXPR x->data [L1030] COND TRUE x->data != 0 [L1032] EXPR x->next [L1032] EXPR x->next->data [L1032] EXPR x->next->data != 0 && x->data > x->next->data [L1032] EXPR x->data [L1032] EXPR x->next [L1032] EXPR x->next->data [L1032] EXPR x->next->data != 0 && x->data > x->next->data [L1032] COND TRUE !(x->next->data != 0 && x->data > x->next->data) [L1032] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 90.2 MB. Free memory was 69.7 MB in the beginning and 69.7 MB in the end (delta: 41.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 643.32 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 52.0 MB in the beginning and 88.6 MB in the end (delta: -36.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.78 ms. Allocated memory is still 121.6 MB. Free memory was 88.6 MB in the beginning and 86.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.66 ms. Allocated memory is still 121.6 MB. Free memory was 86.6 MB in the beginning and 84.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 885.08 ms. Allocated memory is still 121.6 MB. Free memory was 84.8 MB in the beginning and 64.2 MB in the end (delta: 20.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * CodeCheck took 73370.04 ms. Allocated memory was 121.6 MB in the beginning and 536.9 MB in the end (delta: 415.2 MB). Free memory was 63.9 MB in the beginning and 268.1 MB in the end (delta: -204.2 MB). Peak memory consumption was 213.3 MB. Max. memory is 16.1 GB. * Witness Printer took 55.19 ms. Allocated memory is still 536.9 MB. Free memory was 268.1 MB in the beginning and 265.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:22:46,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad81475e-aac5-4767-8b0c-0a336c75079f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...