./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c899d9f75a53a80fe85551911016ababc48d03a22c1656000243377f27dbc4c0 ................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c899d9f75a53a80fe85551911016ababc48d03a22c1656000243377f27dbc4c0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:19:02,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:19:02,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:19:02,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:19:02,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:19:02,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:19:02,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:19:02,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:19:02,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:19:02,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:19:02,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:19:02,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:19:02,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:19:02,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:19:02,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:19:02,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:19:02,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:19:02,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:19:02,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:19:02,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:19:02,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:19:02,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:19:02,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:19:02,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:19:02,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:19:02,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:19:02,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:19:02,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:19:02,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:19:02,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:19:02,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:19:02,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:19:02,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:19:02,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:19:02,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:19:02,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:19:02,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:19:02,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:19:02,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:19:02,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:19:02,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:19:02,703 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 09:19:02,730 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:19:02,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:19:02,731 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:19:02,731 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:19:02,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:19:02,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:19:02,733 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:19:02,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:19:02,734 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:19:02,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:19:02,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:19:02,734 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:19:02,735 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:19:02,735 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:19:02,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:19:02,735 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:19:02,736 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:19:02,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:19:02,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:19:02,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:19:02,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:19:02,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:19:02,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:19:02,738 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:19:02,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:19:02,738 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:19:02,738 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_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c899d9f75a53a80fe85551911016ababc48d03a22c1656000243377f27dbc4c0 [2021-10-28 09:19:03,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:19:03,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:19:03,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:19:03,106 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:19:03,107 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:19:03,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/basename-2.i [2021-10-28 09:19:03,182 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/data/ef9dcc85b/c1ad68424a51491fb99a6345e570b384/FLAGe4ead9df0 [2021-10-28 09:19:03,877 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:19:03,878 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/sv-benchmarks/c/busybox-1.22.0/basename-2.i [2021-10-28 09:19:03,899 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/data/ef9dcc85b/c1ad68424a51491fb99a6345e570b384/FLAGe4ead9df0 [2021-10-28 09:19:04,100 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/data/ef9dcc85b/c1ad68424a51491fb99a6345e570b384 [2021-10-28 09:19:04,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:19:04,110 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:19:04,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:19:04,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:19:04,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:19:04,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:19:04" (1/1) ... [2021-10-28 09:19:04,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@be7624c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:04, skipping insertion in model container [2021-10-28 09:19:04,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:19:04" (1/1) ... [2021-10-28 09:19:04,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:19:04,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:19:04,922 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_04cd9b9b-48fc-4316-94f5-7d9660122e85/sv-benchmarks/c/busybox-1.22.0/basename-2.i[58078,58091] [2021-10-28 09:19:04,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:19:04,992 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-28 09:19:04,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55151d07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:04, skipping insertion in model container [2021-10-28 09:19:04,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:19:04,994 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:19:04,996 INFO L168 Benchmark]: Toolchain (without parser) took 884.81 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 49.9 MB in the beginning and 77.3 MB in the end (delta: -27.4 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:19:04,997 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 90.2 MB. Free memory is still 69.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:19:04,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 881.68 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 49.7 MB in the beginning and 77.3 MB in the end (delta: -27.6 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:19:05,000 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 90.2 MB. Free memory is still 69.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 881.68 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 49.7 MB in the beginning and 77.3 MB in the end (delta: -27.6 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1515]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:19:07,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:19:07,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:19:07,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:19:07,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:19:07,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:19:07,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:19:07,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:19:07,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:19:07,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:19:07,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:19:07,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:19:07,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:19:07,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:19:07,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:19:07,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:19:07,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:19:07,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:19:07,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:19:07,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:19:07,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:19:07,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:19:07,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:19:07,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:19:07,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:19:07,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:19:07,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:19:07,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:19:07,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:19:07,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:19:07,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:19:07,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:19:07,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:19:07,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:19:07,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:19:07,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:19:07,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:19:07,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:19:07,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:19:07,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:19:07,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:19:07,569 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 09:19:07,619 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:19:07,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:19:07,620 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:19:07,620 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:19:07,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:19:07,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:19:07,623 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:19:07,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:19:07,624 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:19:07,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:19:07,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:19:07,625 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:19:07,626 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:19:07,626 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:19:07,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:19:07,626 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:19:07,627 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:19:07,627 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:19:07,627 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:19:07,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:19:07,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:19:07,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:19:07,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:19:07,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:19:07,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:19:07,629 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:19:07,629 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:19:07,629 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:19:07,630 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:19:07,630 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c899d9f75a53a80fe85551911016ababc48d03a22c1656000243377f27dbc4c0 [2021-10-28 09:19:08,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:19:08,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:19:08,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:19:08,149 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:19:08,150 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:19:08,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/basename-2.i [2021-10-28 09:19:08,225 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/data/1c34c3d21/e64411bf5b1643d59e431c08144f248a/FLAG9aa24ed06 [2021-10-28 09:19:08,993 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:19:08,993 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/sv-benchmarks/c/busybox-1.22.0/basename-2.i [2021-10-28 09:19:09,027 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/data/1c34c3d21/e64411bf5b1643d59e431c08144f248a/FLAG9aa24ed06 [2021-10-28 09:19:09,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/data/1c34c3d21/e64411bf5b1643d59e431c08144f248a [2021-10-28 09:19:09,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:19:09,156 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:19:09,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:19:09,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:19:09,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:19:09,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:19:09" (1/1) ... [2021-10-28 09:19:09,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354e5876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:09, skipping insertion in model container [2021-10-28 09:19:09,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:19:09" (1/1) ... [2021-10-28 09:19:09,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:19:09,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:19:10,226 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_04cd9b9b-48fc-4316-94f5-7d9660122e85/sv-benchmarks/c/busybox-1.22.0/basename-2.i[58078,58091] [2021-10-28 09:19:10,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:19:10,321 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-28 09:19:10,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:19:10,432 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_04cd9b9b-48fc-4316-94f5-7d9660122e85/sv-benchmarks/c/busybox-1.22.0/basename-2.i[58078,58091] [2021-10-28 09:19:10,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:19:10,523 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:19:10,594 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_04cd9b9b-48fc-4316-94f5-7d9660122e85/sv-benchmarks/c/busybox-1.22.0/basename-2.i[58078,58091] [2021-10-28 09:19:10,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:19:10,774 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:19:10,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:10 WrapperNode [2021-10-28 09:19:10,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:19:10,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:19:10,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:19:10,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:19:10,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:10" (1/1) ... [2021-10-28 09:19:10,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:10" (1/1) ... [2021-10-28 09:19:10,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:10" (1/1) ... [2021-10-28 09:19:10,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:10" (1/1) ... [2021-10-28 09:19:10,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:10" (1/1) ... [2021-10-28 09:19:10,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:10" (1/1) ... [2021-10-28 09:19:10,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:10" (1/1) ... [2021-10-28 09:19:10,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:19:10,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:19:10,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:19:10,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:19:10,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:10" (1/1) ... [2021-10-28 09:19:10,980 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:19:10,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:19:11,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:19:11,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:19:11,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-10-28 09:19:11,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:19:11,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2021-10-28 09:19:11,064 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-28 09:19:11,064 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-10-28 09:19:11,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-10-28 09:19:11,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-10-28 09:19:11,065 INFO L138 BoogieDeclarations]: Found implementation of procedure syslog [2021-10-28 09:19:11,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2021-10-28 09:19:11,065 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_get_last_path_component_nostrip [2021-10-28 09:19:11,065 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_get_last_path_component_strip [2021-10-28 09:19:11,065 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2021-10-28 09:19:11,066 INFO L138 BoogieDeclarations]: Found implementation of procedure full_write [2021-10-28 09:19:11,069 INFO L138 BoogieDeclarations]: Found implementation of procedure last_char_is [2021-10-28 09:19:11,069 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_write [2021-10-28 09:19:11,070 INFO L138 BoogieDeclarations]: Found implementation of procedure getutent [2021-10-28 09:19:11,070 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2021-10-28 09:19:11,070 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt_long [2021-10-28 09:19:11,070 INFO L138 BoogieDeclarations]: Found implementation of procedure read [2021-10-28 09:19:11,070 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2021-10-28 09:19:11,070 INFO L138 BoogieDeclarations]: Found implementation of procedure write [2021-10-28 09:19:11,070 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-10-28 09:19:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2021-10-28 09:19:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2021-10-28 09:19:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-10-28 09:19:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2021-10-28 09:19:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2021-10-28 09:19:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2021-10-28 09:19:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-10-28 09:19:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-28 09:19:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-10-28 09:19:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-10-28 09:19:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-10-28 09:19:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-10-28 09:19:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:19:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-10-28 09:19:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-10-28 09:19:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_b_loc [2021-10-28 09:19:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_tolower_loc [2021-10-28 09:19:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_toupper_loc [2021-10-28 09:19:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum [2021-10-28 09:19:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha [2021-10-28 09:19:11,075 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl [2021-10-28 09:19:11,075 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit [2021-10-28 09:19:11,075 INFO L130 BoogieDeclarations]: Found specification of procedure islower [2021-10-28 09:19:11,075 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph [2021-10-28 09:19:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure isprint [2021-10-28 09:19:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct [2021-10-28 09:19:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2021-10-28 09:19:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure isupper [2021-10-28 09:19:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit [2021-10-28 09:19:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure tolower [2021-10-28 09:19:11,077 INFO L130 BoogieDeclarations]: Found specification of procedure toupper [2021-10-28 09:19:11,077 INFO L130 BoogieDeclarations]: Found specification of procedure isblank [2021-10-28 09:19:11,077 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2021-10-28 09:19:11,077 INFO L130 BoogieDeclarations]: Found specification of procedure toascii [2021-10-28 09:19:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure _toupper [2021-10-28 09:19:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure _tolower [2021-10-28 09:19:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum_l [2021-10-28 09:19:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha_l [2021-10-28 09:19:11,079 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl_l [2021-10-28 09:19:11,079 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit_l [2021-10-28 09:19:11,080 INFO L130 BoogieDeclarations]: Found specification of procedure islower_l [2021-10-28 09:19:11,081 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph_l [2021-10-28 09:19:11,081 INFO L130 BoogieDeclarations]: Found specification of procedure isprint_l [2021-10-28 09:19:11,082 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct_l [2021-10-28 09:19:11,082 INFO L130 BoogieDeclarations]: Found specification of procedure isspace_l [2021-10-28 09:19:11,082 INFO L130 BoogieDeclarations]: Found specification of procedure isupper_l [2021-10-28 09:19:11,083 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit_l [2021-10-28 09:19:11,083 INFO L130 BoogieDeclarations]: Found specification of procedure isblank_l [2021-10-28 09:19:11,083 INFO L130 BoogieDeclarations]: Found specification of procedure __tolower_l [2021-10-28 09:19:11,083 INFO L130 BoogieDeclarations]: Found specification of procedure tolower_l [2021-10-28 09:19:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper_l [2021-10-28 09:19:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure toupper_l [2021-10-28 09:19:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2021-10-28 09:19:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long [2021-10-28 09:19:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long_only [2021-10-28 09:19:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-10-28 09:19:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2021-10-28 09:19:11,085 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2021-10-28 09:19:11,086 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-10-28 09:19:11,086 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-10-28 09:19:11,086 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-10-28 09:19:11,086 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2021-10-28 09:19:11,086 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-10-28 09:19:11,087 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-10-28 09:19:11,087 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2021-10-28 09:19:11,087 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-10-28 09:19:11,088 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-10-28 09:19:11,088 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2021-10-28 09:19:11,088 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2021-10-28 09:19:11,088 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2021-10-28 09:19:11,088 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2021-10-28 09:19:11,088 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2021-10-28 09:19:11,089 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2021-10-28 09:19:11,089 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2021-10-28 09:19:11,089 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-10-28 09:19:11,089 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2021-10-28 09:19:11,089 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2021-10-28 09:19:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2021-10-28 09:19:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-10-28 09:19:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2021-10-28 09:19:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2021-10-28 09:19:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2021-10-28 09:19:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2021-10-28 09:19:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2021-10-28 09:19:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2021-10-28 09:19:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2021-10-28 09:19:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2021-10-28 09:19:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure __bzero [2021-10-28 09:19:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2021-10-28 09:19:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2021-10-28 09:19:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2021-10-28 09:19:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure index [2021-10-28 09:19:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2021-10-28 09:19:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2021-10-28 09:19:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-10-28 09:19:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2021-10-28 09:19:11,093 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2021-10-28 09:19:11,093 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2021-10-28 09:19:11,093 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2021-10-28 09:19:11,093 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2021-10-28 09:19:11,094 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2021-10-28 09:19:11,095 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2021-10-28 09:19:11,097 INFO L130 BoogieDeclarations]: Found specification of procedure access [2021-10-28 09:19:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure faccessat [2021-10-28 09:19:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure lseek [2021-10-28 09:19:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure close [2021-10-28 09:19:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure read [2021-10-28 09:19:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure write [2021-10-28 09:19:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure pread [2021-10-28 09:19:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure pwrite [2021-10-28 09:19:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure pipe [2021-10-28 09:19:11,107 INFO L130 BoogieDeclarations]: Found specification of procedure alarm [2021-10-28 09:19:11,108 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2021-10-28 09:19:11,108 INFO L130 BoogieDeclarations]: Found specification of procedure ualarm [2021-10-28 09:19:11,108 INFO L130 BoogieDeclarations]: Found specification of procedure usleep [2021-10-28 09:19:11,108 INFO L130 BoogieDeclarations]: Found specification of procedure pause [2021-10-28 09:19:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure chown [2021-10-28 09:19:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure fchown [2021-10-28 09:19:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure lchown [2021-10-28 09:19:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure fchownat [2021-10-28 09:19:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure chdir [2021-10-28 09:19:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure fchdir [2021-10-28 09:19:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure getcwd [2021-10-28 09:19:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure getwd [2021-10-28 09:19:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure dup [2021-10-28 09:19:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure dup2 [2021-10-28 09:19:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure execve [2021-10-28 09:19:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure fexecve [2021-10-28 09:19:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure execv [2021-10-28 09:19:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure execle [2021-10-28 09:19:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure execl [2021-10-28 09:19:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure execvp [2021-10-28 09:19:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure execlp [2021-10-28 09:19:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure nice [2021-10-28 09:19:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure _exit [2021-10-28 09:19:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure pathconf [2021-10-28 09:19:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure fpathconf [2021-10-28 09:19:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure sysconf [2021-10-28 09:19:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure confstr [2021-10-28 09:19:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure getpid [2021-10-28 09:19:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure getppid [2021-10-28 09:19:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure getpgrp [2021-10-28 09:19:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure __getpgid [2021-10-28 09:19:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure getpgid [2021-10-28 09:19:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure setpgid [2021-10-28 09:19:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure setpgrp [2021-10-28 09:19:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure setsid [2021-10-28 09:19:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure getsid [2021-10-28 09:19:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure getuid [2021-10-28 09:19:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure geteuid [2021-10-28 09:19:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure getgid [2021-10-28 09:19:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure getegid [2021-10-28 09:19:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure getgroups [2021-10-28 09:19:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure setuid [2021-10-28 09:19:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure setreuid [2021-10-28 09:19:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure seteuid [2021-10-28 09:19:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure setgid [2021-10-28 09:19:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure setregid [2021-10-28 09:19:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure setegid [2021-10-28 09:19:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure fork [2021-10-28 09:19:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure vfork [2021-10-28 09:19:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname [2021-10-28 09:19:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname_r [2021-10-28 09:19:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2021-10-28 09:19:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure ttyslot [2021-10-28 09:19:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure link [2021-10-28 09:19:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure linkat [2021-10-28 09:19:11,116 INFO L130 BoogieDeclarations]: Found specification of procedure symlink [2021-10-28 09:19:11,116 INFO L130 BoogieDeclarations]: Found specification of procedure readlink [2021-10-28 09:19:11,116 INFO L130 BoogieDeclarations]: Found specification of procedure symlinkat [2021-10-28 09:19:11,117 INFO L130 BoogieDeclarations]: Found specification of procedure readlinkat [2021-10-28 09:19:11,117 INFO L130 BoogieDeclarations]: Found specification of procedure unlink [2021-10-28 09:19:11,117 INFO L130 BoogieDeclarations]: Found specification of procedure unlinkat [2021-10-28 09:19:11,117 INFO L130 BoogieDeclarations]: Found specification of procedure rmdir [2021-10-28 09:19:11,117 INFO L130 BoogieDeclarations]: Found specification of procedure tcgetpgrp [2021-10-28 09:19:11,119 INFO L130 BoogieDeclarations]: Found specification of procedure tcsetpgrp [2021-10-28 09:19:11,119 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin [2021-10-28 09:19:11,119 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin_r [2021-10-28 09:19:11,119 INFO L130 BoogieDeclarations]: Found specification of procedure setlogin [2021-10-28 09:19:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure gethostname [2021-10-28 09:19:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure sethostname [2021-10-28 09:19:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure sethostid [2021-10-28 09:19:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure getdomainname [2021-10-28 09:19:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure setdomainname [2021-10-28 09:19:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure vhangup [2021-10-28 09:19:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure revoke [2021-10-28 09:19:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure profil [2021-10-28 09:19:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure acct [2021-10-28 09:19:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure getusershell [2021-10-28 09:19:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure endusershell [2021-10-28 09:19:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure setusershell [2021-10-28 09:19:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure daemon [2021-10-28 09:19:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure chroot [2021-10-28 09:19:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure getpass [2021-10-28 09:19:11,122 INFO L130 BoogieDeclarations]: Found specification of procedure fsync [2021-10-28 09:19:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure gethostid [2021-10-28 09:19:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure sync [2021-10-28 09:19:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure getpagesize [2021-10-28 09:19:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure getdtablesize [2021-10-28 09:19:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure truncate [2021-10-28 09:19:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure ftruncate [2021-10-28 09:19:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure brk [2021-10-28 09:19:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure sbrk [2021-10-28 09:19:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure syscall [2021-10-28 09:19:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure lockf [2021-10-28 09:19:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure fdatasync [2021-10-28 09:19:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-10-28 09:19:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-10-28 09:19:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-10-28 09:19:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-10-28 09:19:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-10-28 09:19:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-10-28 09:19:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-10-28 09:19:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-10-28 09:19:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-10-28 09:19:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-10-28 09:19:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-10-28 09:19:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-10-28 09:19:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-10-28 09:19:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-10-28 09:19:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-10-28 09:19:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-10-28 09:19:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-10-28 09:19:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-10-28 09:19:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-10-28 09:19:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-10-28 09:19:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-10-28 09:19:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-10-28 09:19:11,135 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-10-28 09:19:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-10-28 09:19:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-10-28 09:19:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-10-28 09:19:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-10-28 09:19:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-10-28 09:19:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-10-28 09:19:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-10-28 09:19:11,140 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-10-28 09:19:11,140 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-10-28 09:19:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-10-28 09:19:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-10-28 09:19:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-10-28 09:19:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-10-28 09:19:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-10-28 09:19:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-10-28 09:19:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-10-28 09:19:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-10-28 09:19:11,143 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-10-28 09:19:11,143 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-10-28 09:19:11,143 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-10-28 09:19:11,143 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-10-28 09:19:11,143 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-10-28 09:19:11,143 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-10-28 09:19:11,143 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-10-28 09:19:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-10-28 09:19:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-10-28 09:19:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-10-28 09:19:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-10-28 09:19:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-10-28 09:19:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-10-28 09:19:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-10-28 09:19:11,144 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2021-10-28 09:19:11,145 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-10-28 09:19:11,145 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-10-28 09:19:11,145 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-10-28 09:19:11,145 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-10-28 09:19:11,145 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-10-28 09:19:11,145 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-10-28 09:19:11,145 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-10-28 09:19:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-10-28 09:19:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-10-28 09:19:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-10-28 09:19:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-10-28 09:19:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-10-28 09:19:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-10-28 09:19:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-10-28 09:19:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-10-28 09:19:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-10-28 09:19:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-10-28 09:19:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-10-28 09:19:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-10-28 09:19:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-10-28 09:19:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-10-28 09:19:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-10-28 09:19:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-10-28 09:19:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-10-28 09:19:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-10-28 09:19:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-10-28 09:19:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-10-28 09:19:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-10-28 09:19:11,149 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-10-28 09:19:11,149 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-10-28 09:19:11,149 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-10-28 09:19:11,149 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-10-28 09:19:11,149 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-10-28 09:19:11,149 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-10-28 09:19:11,149 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-10-28 09:19:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-10-28 09:19:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-10-28 09:19:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-10-28 09:19:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-10-28 09:19:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-10-28 09:19:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-10-28 09:19:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-10-28 09:19:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-10-28 09:19:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-10-28 09:19:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure gettimeofday [2021-10-28 09:19:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure settimeofday [2021-10-28 09:19:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure adjtime [2021-10-28 09:19:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure getitimer [2021-10-28 09:19:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure setitimer [2021-10-28 09:19:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure utimes [2021-10-28 09:19:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure lutimes [2021-10-28 09:19:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure futimes [2021-10-28 09:19:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure login_tty [2021-10-28 09:19:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure login [2021-10-28 09:19:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure logout [2021-10-28 09:19:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure logwtmp [2021-10-28 09:19:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure updwtmp [2021-10-28 09:19:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure utmpname [2021-10-28 09:19:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure getutent [2021-10-28 09:19:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure setutent [2021-10-28 09:19:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure endutent [2021-10-28 09:19:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure getutid [2021-10-28 09:19:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure getutline [2021-10-28 09:19:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure pututline [2021-10-28 09:19:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure getutent_r [2021-10-28 09:19:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure getutid_r [2021-10-28 09:19:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure getutline_r [2021-10-28 09:19:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure bb_get_last_path_component_nostrip [2021-10-28 09:19:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure bb_get_last_path_component_strip [2021-10-28 09:19:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2021-10-28 09:19:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure full_write [2021-10-28 09:19:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure last_char_is [2021-10-28 09:19:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure safe_write [2021-10-28 09:19:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure syslog [2021-10-28 09:19:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2021-10-28 09:19:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 09:19:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-28 09:19:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-28 09:19:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-28 09:19:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-28 09:19:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-28 09:19:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2021-10-28 09:19:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 09:19:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 09:19:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-10-28 09:19:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:19:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-10-28 09:19:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-28 09:19:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-28 09:19:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:19:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2021-10-28 09:19:11,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-28 09:19:14,524 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:19:14,528 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-28 09:19:14,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:19:14 BoogieIcfgContainer [2021-10-28 09:19:14,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:19:14,536 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:19:14,537 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:19:14,541 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:19:14,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:19:09" (1/3) ... [2021-10-28 09:19:14,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6767c8ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:19:14, skipping insertion in model container [2021-10-28 09:19:14,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:19:10" (2/3) ... [2021-10-28 09:19:14,544 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6767c8ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:19:14, skipping insertion in model container [2021-10-28 09:19:14,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:19:14" (3/3) ... [2021-10-28 09:19:14,546 INFO L111 eAbstractionObserver]: Analyzing ICFG basename-2.i [2021-10-28 09:19:14,552 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:19:14,553 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 138 error locations. [2021-10-28 09:19:14,619 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:19:14,625 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 09:19:14,626 INFO L340 AbstractCegarLoop]: Starting to check reachability of 138 error locations. [2021-10-28 09:19:14,652 INFO L276 IsEmpty]: Start isEmpty. Operand has 310 states, 182 states have (on average 1.8296703296703296) internal successors, (333), 283 states have internal predecessors, (333), 12 states have call successors, (12), 10 states have call predecessors, (12), 10 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-10-28 09:19:14,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-28 09:19:14,660 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:19:14,661 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:19:14,662 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0REQUIRES_VIOLATION === [__mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE (and 134 more)] === [2021-10-28 09:19:14,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:19:14,669 INFO L85 PathProgramCache]: Analyzing trace with hash 2061788052, now seen corresponding path program 1 times [2021-10-28 09:19:14,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:19:14,685 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [30558123] [2021-10-28 09:19:14,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:19:14,686 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:19:14,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:19:14,689 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:19:14,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-28 09:19:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:19:15,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:19:15,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:19:15,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-10-28 09:19:15,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:19:15,322 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:19:15,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:19:15,380 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:19:15,381 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [30558123] [2021-10-28 09:19:15,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [30558123] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:19:15,382 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:19:15,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-28 09:19:15,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134793445] [2021-10-28 09:19:15,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:19:15,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:19:15,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:19:15,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:19:15,445 INFO L87 Difference]: Start difference. First operand has 310 states, 182 states have (on average 1.8296703296703296) internal successors, (333), 283 states have internal predecessors, (333), 12 states have call successors, (12), 10 states have call predecessors, (12), 10 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-28 09:19:16,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:19:16,437 INFO L93 Difference]: Finished difference Result 289 states and 325 transitions. [2021-10-28 09:19:16,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:19:16,440 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 7 [2021-10-28 09:19:16,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:19:16,460 INFO L225 Difference]: With dead ends: 289 [2021-10-28 09:19:16,461 INFO L226 Difference]: Without dead ends: 286 [2021-10-28 09:19:16,462 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:19:16,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2021-10-28 09:19:16,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 270. [2021-10-28 09:19:16,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 158 states have (on average 1.7974683544303798) internal successors, (284), 249 states have internal predecessors, (284), 11 states have call successors, (11), 10 states have call predecessors, (11), 9 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2021-10-28 09:19:16,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 305 transitions. [2021-10-28 09:19:16,593 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 305 transitions. Word has length 7 [2021-10-28 09:19:16,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:19:16,594 INFO L470 AbstractCegarLoop]: Abstraction has 270 states and 305 transitions. [2021-10-28 09:19:16,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-28 09:19:16,595 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 305 transitions. [2021-10-28 09:19:16,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-28 09:19:16,595 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:19:16,596 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:19:16,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:19:16,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:19:16,817 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr1REQUIRES_VIOLATION === [__mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE (and 134 more)] === [2021-10-28 09:19:16,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:19:16,818 INFO L85 PathProgramCache]: Analyzing trace with hash 2061788053, now seen corresponding path program 1 times [2021-10-28 09:19:16,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:19:16,819 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [864333551] [2021-10-28 09:19:16,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:19:16,819 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:19:16,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:19:16,825 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:19:16,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-28 09:19:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:19:17,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 09:19:17,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:19:17,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-10-28 09:19:17,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:19:17,368 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:19:17,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:19:17,552 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:19:17,552 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [864333551] [2021-10-28 09:19:17,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [864333551] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:19:17,553 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:19:17,553 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-28 09:19:17,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168274864] [2021-10-28 09:19:17,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:19:17,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:19:17,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:19:17,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:19:17,556 INFO L87 Difference]: Start difference. First operand 270 states and 305 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-28 09:19:19,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:19:19,824 INFO L93 Difference]: Finished difference Result 269 states and 304 transitions. [2021-10-28 09:19:19,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:19:19,826 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 7 [2021-10-28 09:19:19,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:19:19,829 INFO L225 Difference]: With dead ends: 269 [2021-10-28 09:19:19,829 INFO L226 Difference]: Without dead ends: 269 [2021-10-28 09:19:19,830 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:19:19,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2021-10-28 09:19:19,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 269. [2021-10-28 09:19:19,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 158 states have (on average 1.7911392405063291) internal successors, (283), 248 states have internal predecessors, (283), 11 states have call successors, (11), 10 states have call predecessors, (11), 9 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2021-10-28 09:19:19,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 304 transitions. [2021-10-28 09:19:19,850 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 304 transitions. Word has length 7 [2021-10-28 09:19:19,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:19:19,850 INFO L470 AbstractCegarLoop]: Abstraction has 269 states and 304 transitions. [2021-10-28 09:19:19,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-28 09:19:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 304 transitions. [2021-10-28 09:19:19,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-28 09:19:19,852 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:19:19,852 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:19:19,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:19:20,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:19:20,070 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting mainErr3REQUIRES_VIOLATION === [__mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE (and 134 more)] === [2021-10-28 09:19:20,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:19:20,071 INFO L85 PathProgramCache]: Analyzing trace with hash 401088549, now seen corresponding path program 1 times [2021-10-28 09:19:20,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:19:20,072 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [875603796] [2021-10-28 09:19:20,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:19:20,072 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:19:20,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:19:20,076 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:19:20,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-28 09:19:20,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:19:20,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:19:20,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:19:20,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-10-28 09:19:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:19:20,755 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:19:21,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:19:21,478 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:19:21,479 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [875603796] [2021-10-28 09:19:21,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [875603796] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:19:21,479 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:19:21,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-10-28 09:19:21,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557971512] [2021-10-28 09:19:21,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:19:21,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:19:21,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:19:21,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:19:21,482 INFO L87 Difference]: Start difference. First operand 269 states and 304 transitions. Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-28 09:19:25,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:19:25,048 INFO L93 Difference]: Finished difference Result 282 states and 319 transitions. [2021-10-28 09:19:25,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:19:25,050 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2021-10-28 09:19:25,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:19:25,052 INFO L225 Difference]: With dead ends: 282 [2021-10-28 09:19:25,053 INFO L226 Difference]: Without dead ends: 282 [2021-10-28 09:19:25,053 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:19:25,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2021-10-28 09:19:25,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 275. [2021-10-28 09:19:25,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 164 states have (on average 1.7682926829268293) internal successors, (290), 254 states have internal predecessors, (290), 11 states have call successors, (11), 10 states have call predecessors, (11), 9 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2021-10-28 09:19:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 311 transitions. [2021-10-28 09:19:25,072 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 311 transitions. Word has length 10 [2021-10-28 09:19:25,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:19:25,072 INFO L470 AbstractCegarLoop]: Abstraction has 275 states and 311 transitions. [2021-10-28 09:19:25,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-28 09:19:25,073 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 311 transitions. [2021-10-28 09:19:25,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-28 09:19:25,073 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:19:25,074 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:19:25,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-10-28 09:19:25,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:19:25,295 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting mainErr4REQUIRES_VIOLATION === [__mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE (and 134 more)] === [2021-10-28 09:19:25,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:19:25,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1866968392, now seen corresponding path program 1 times [2021-10-28 09:19:25,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:19:25,296 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [47509121] [2021-10-28 09:19:25,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:19:25,297 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:19:25,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:19:25,298 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:19:25,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-28 09:19:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:19:25,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 09:19:25,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:19:25,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:19:25,854 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:19:25,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:19:25,950 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:19:25,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [47509121] [2021-10-28 09:19:25,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [47509121] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-28 09:19:25,951 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:19:25,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-10-28 09:19:25,951 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8705084] [2021-10-28 09:19:25,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:19:25,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:19:25,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:19:25,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:19:25,953 INFO L87 Difference]: Start difference. First operand 275 states and 311 transitions. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-28 09:19:26,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:19:26,044 INFO L93 Difference]: Finished difference Result 283 states and 318 transitions. [2021-10-28 09:19:26,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:19:26,045 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2021-10-28 09:19:26,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:19:26,047 INFO L225 Difference]: With dead ends: 283 [2021-10-28 09:19:26,047 INFO L226 Difference]: Without dead ends: 283 [2021-10-28 09:19:26,048 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:19:26,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2021-10-28 09:19:26,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 282. [2021-10-28 09:19:26,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 171 states have (on average 1.736842105263158) internal successors, (297), 261 states have internal predecessors, (297), 11 states have call successors, (11), 10 states have call predecessors, (11), 9 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2021-10-28 09:19:26,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 318 transitions. [2021-10-28 09:19:26,060 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 318 transitions. Word has length 15 [2021-10-28 09:19:26,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:19:26,060 INFO L470 AbstractCegarLoop]: Abstraction has 282 states and 318 transitions. [2021-10-28 09:19:26,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-28 09:19:26,061 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 318 transitions. [2021-10-28 09:19:26,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 09:19:26,061 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:19:26,062 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:19:26,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:19:26,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:19:26,277 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting mainErr3REQUIRES_VIOLATION === [__mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE (and 134 more)] === [2021-10-28 09:19:26,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:19:26,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1020400171, now seen corresponding path program 1 times [2021-10-28 09:19:26,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:19:26,278 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1409702718] [2021-10-28 09:19:26,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:19:26,279 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:19:26,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:19:26,280 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:19:26,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-28 09:19:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:19:26,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 09:19:26,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:19:26,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-10-28 09:19:27,025 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:19:27,025 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:19:29,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:19:29,740 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:19:29,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1409702718] [2021-10-28 09:19:29,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1409702718] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-28 09:19:29,741 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:19:29,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-10-28 09:19:29,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970776377] [2021-10-28 09:19:29,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 09:19:29,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:19:29,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 09:19:29,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:19:29,743 INFO L87 Difference]: Start difference. First operand 282 states and 318 transitions. Second operand has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 10 states have internal predecessors, (28), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-28 09:19:37,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:19:37,767 INFO L93 Difference]: Finished difference Result 285 states and 320 transitions. [2021-10-28 09:19:37,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:19:37,769 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 10 states have internal predecessors, (28), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2021-10-28 09:19:37,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:19:37,772 INFO L225 Difference]: With dead ends: 285 [2021-10-28 09:19:37,772 INFO L226 Difference]: Without dead ends: 285 [2021-10-28 09:19:37,772 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2021-10-28 09:19:37,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2021-10-28 09:19:37,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 285. [2021-10-28 09:19:37,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 175 states have (on average 1.7085714285714286) internal successors, (299), 264 states have internal predecessors, (299), 11 states have call successors, (11), 10 states have call predecessors, (11), 9 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2021-10-28 09:19:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 320 transitions. [2021-10-28 09:19:37,784 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 320 transitions. Word has length 18 [2021-10-28 09:19:37,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:19:37,785 INFO L470 AbstractCegarLoop]: Abstraction has 285 states and 320 transitions. [2021-10-28 09:19:37,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 10 states have internal predecessors, (28), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-28 09:19:37,785 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 320 transitions. [2021-10-28 09:19:37,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-28 09:19:37,786 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:19:37,787 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:19:37,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:19:38,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:19:38,005 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting mainErr4REQUIRES_VIOLATION === [__mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE (and 134 more)] === [2021-10-28 09:19:38,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:19:38,005 INFO L85 PathProgramCache]: Analyzing trace with hash -436945876, now seen corresponding path program 2 times [2021-10-28 09:19:38,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:19:38,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [245368817] [2021-10-28 09:19:38,006 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:19:38,006 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:19:38,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:19:38,007 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:19:38,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-28 09:19:38,456 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:19:38,456 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:19:38,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 09:19:38,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:19:40,437 INFO L354 Elim1Store]: treesize reduction 1465, result has 7.6 percent of original size [2021-10-28 09:19:40,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 11 case distinctions, treesize of input 12651 treesize of output 12224 [2021-10-28 09:20:37,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2021-10-28 09:20:37,634 WARN L228 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2021-10-28 09:20:37,635 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:20:37,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [245368817] [2021-10-28 09:20:37,642 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") [2021-10-28 09:20:37,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1700185326] [2021-10-28 09:20:37,642 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:20:37,642 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-28 09:20:37,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/cvc4 [2021-10-28 09:20:37,646 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-28 09:20:37,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-10-28 09:20:38,825 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:20:38,826 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:20:38,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-28 09:20:38,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:20:38,836 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken [2021-10-28 09:20:38,837 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [704350777] [2021-10-28 09:20:38,837 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:20:38,837 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:20:38,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:20:38,844 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:20:38,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-28 09:20:39,391 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:20:39,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:20:39,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 09:20:39,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:20:39,401 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken [2021-10-28 09:20:39,401 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:20:39,401 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2021-10-28 09:20:39,401 ERROR L172 FreeRefinementEngine]: Strategy WOLF failed to provide any proof altough trace is infeasible [2021-10-28 09:20:39,401 INFO L627 BasicCegarLoop]: Counterexample might be feasible [2021-10-28 09:20:39,408 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr4REQUIRES_VIOLATION [2021-10-28 09:20:39,410 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr0REQUIRES_VIOLATION [2021-10-28 09:20:39,410 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr1REQUIRES_VIOLATION [2021-10-28 09:20:39,410 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,411 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,411 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr4REQUIRES_VIOLATION [2021-10-28 09:20:39,411 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr5REQUIRES_VIOLATION [2021-10-28 09:20:39,411 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr6REQUIRES_VIOLATION [2021-10-28 09:20:39,412 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr7REQUIRES_VIOLATION [2021-10-28 09:20:39,412 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr8REQUIRES_VIOLATION [2021-10-28 09:20:39,412 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr9REQUIRES_VIOLATION [2021-10-28 09:20:39,412 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr10REQUIRES_VIOLATION [2021-10-28 09:20:39,412 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr11REQUIRES_VIOLATION [2021-10-28 09:20:39,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr12REQUIRES_VIOLATION [2021-10-28 09:20:39,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr13REQUIRES_VIOLATION [2021-10-28 09:20:39,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr14REQUIRES_VIOLATION [2021-10-28 09:20:39,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr15REQUIRES_VIOLATION [2021-10-28 09:20:39,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr16REQUIRES_VIOLATION [2021-10-28 09:20:39,414 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr17REQUIRES_VIOLATION [2021-10-28 09:20:39,414 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr18ASSERT_VIOLATIONMEMORY_LEAK [2021-10-28 09:20:39,414 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr19REQUIRES_VIOLATION [2021-10-28 09:20:39,414 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr20REQUIRES_VIOLATION [2021-10-28 09:20:39,414 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,415 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,415 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,415 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr24ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,415 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr25REQUIRES_VIOLATION [2021-10-28 09:20:39,415 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr26REQUIRES_VIOLATION [2021-10-28 09:20:39,416 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,416 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr28ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,416 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr29REQUIRES_VIOLATION [2021-10-28 09:20:39,416 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr30REQUIRES_VIOLATION [2021-10-28 09:20:39,417 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr31REQUIRES_VIOLATION [2021-10-28 09:20:39,417 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr32REQUIRES_VIOLATION [2021-10-28 09:20:39,417 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,417 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,417 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,418 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr36ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,418 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr37REQUIRES_VIOLATION [2021-10-28 09:20:39,418 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr38REQUIRES_VIOLATION [2021-10-28 09:20:39,418 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,418 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr40ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,419 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr41REQUIRES_VIOLATION [2021-10-28 09:20:39,419 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __mainErr42REQUIRES_VIOLATION [2021-10-28 09:20:39,419 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr0REQUIRES_VIOLATION [2021-10-28 09:20:39,419 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr1REQUIRES_VIOLATION [2021-10-28 09:20:39,419 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr2REQUIRES_VIOLATION [2021-10-28 09:20:39,419 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr3REQUIRES_VIOLATION [2021-10-28 09:20:39,420 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,420 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,420 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr6REQUIRES_VIOLATION [2021-10-28 09:20:39,420 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr7REQUIRES_VIOLATION [2021-10-28 09:20:39,420 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr8REQUIRES_VIOLATION [2021-10-28 09:20:39,421 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr9REQUIRES_VIOLATION [2021-10-28 09:20:39,421 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr10REQUIRES_VIOLATION [2021-10-28 09:20:39,421 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr11REQUIRES_VIOLATION [2021-10-28 09:20:39,421 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr12REQUIRES_VIOLATION [2021-10-28 09:20:39,421 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr13REQUIRES_VIOLATION [2021-10-28 09:20:39,422 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location last_char_isErr0REQUIRES_VIOLATION [2021-10-28 09:20:39,422 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location last_char_isErr1REQUIRES_VIOLATION [2021-10-28 09:20:39,422 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,422 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE [2021-10-28 09:20:39,422 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location last_char_isErr4REQUIRES_VIOLATION [2021-10-28 09:20:39,423 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location last_char_isErr5REQUIRES_VIOLATION [2021-10-28 09:20:39,423 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr0REQUIRES_VIOLATION [2021-10-28 09:20:39,423 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr1REQUIRES_VIOLATION [2021-10-28 09:20:39,423 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr2REQUIRES_VIOLATION [2021-10-28 09:20:39,423 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr3REQUIRES_VIOLATION [2021-10-28 09:20:39,424 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr4REQUIRES_VIOLATION [2021-10-28 09:20:39,424 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr5REQUIRES_VIOLATION [2021-10-28 09:20:39,424 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr6REQUIRES_VIOLATION [2021-10-28 09:20:39,424 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr7REQUIRES_VIOLATION [2021-10-28 09:20:39,424 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr8REQUIRES_VIOLATION [2021-10-28 09:20:39,425 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr9REQUIRES_VIOLATION [2021-10-28 09:20:39,425 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr10REQUIRES_VIOLATION [2021-10-28 09:20:39,425 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location vasprintfErr11REQUIRES_VIOLATION [2021-10-28 09:20:39,425 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location safe_writeErr0REQUIRES_VIOLATION [2021-10-28 09:20:39,425 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location safe_writeErr1REQUIRES_VIOLATION [2021-10-28 09:20:39,425 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION [2021-10-28 09:20:39,425 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION [2021-10-28 09:20:39,426 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location bb_get_last_path_component_stripErr0REQUIRES_VIOLATION [2021-10-28 09:20:39,426 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location bb_get_last_path_component_stripErr1REQUIRES_VIOLATION [2021-10-28 09:20:39,426 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location bb_get_last_path_component_stripErr2REQUIRES_VIOLATION [2021-10-28 09:20:39,426 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location bb_get_last_path_component_stripErr3REQUIRES_VIOLATION [2021-10-28 09:20:39,426 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getutentErr0REQUIRES_VIOLATION [2021-10-28 09:20:39,427 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getutentErr1REQUIRES_VIOLATION [2021-10-28 09:20:39,427 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getutentErr2REQUIRES_VIOLATION [2021-10-28 09:20:39,427 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getutentErr3REQUIRES_VIOLATION [2021-10-28 09:20:39,427 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getutentErr4REQUIRES_VIOLATION [2021-10-28 09:20:39,427 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getutentErr5REQUIRES_VIOLATION [2021-10-28 09:20:39,428 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getutentErr6REQUIRES_VIOLATION [2021-10-28 09:20:39,428 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getutentErr7REQUIRES_VIOLATION [2021-10-28 09:20:39,428 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getopt_longErr0REQUIRES_VIOLATION [2021-10-28 09:20:39,428 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getopt_longErr1REQUIRES_VIOLATION [2021-10-28 09:20:39,428 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getopt_longErr2REQUIRES_VIOLATION [2021-10-28 09:20:39,429 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getopt_longErr3REQUIRES_VIOLATION [2021-10-28 09:20:39,429 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getopt_longErr4REQUIRES_VIOLATION [2021-10-28 09:20:39,429 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getopt_longErr5REQUIRES_VIOLATION [2021-10-28 09:20:39,429 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getopt_longErr6REQUIRES_VIOLATION [2021-10-28 09:20:39,429 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location getopt_longErr7REQUIRES_VIOLATION [2021-10-28 09:20:39,429 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr0REQUIRES_VIOLATION [2021-10-28 09:20:39,430 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr1REQUIRES_VIOLATION [2021-10-28 09:20:39,430 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr2REQUIRES_VIOLATION [2021-10-28 09:20:39,430 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr3REQUIRES_VIOLATION [2021-10-28 09:20:39,430 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr5REQUIRES_VIOLATION [2021-10-28 09:20:39,430 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr6REQUIRES_VIOLATION [2021-10-28 09:20:39,431 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr7REQUIRES_VIOLATION [2021-10-28 09:20:39,431 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr8REQUIRES_VIOLATION [2021-10-28 09:20:39,431 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr9REQUIRES_VIOLATION [2021-10-28 09:20:39,431 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr10REQUIRES_VIOLATION [2021-10-28 09:20:39,431 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr11REQUIRES_VIOLATION [2021-10-28 09:20:39,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr12REQUIRES_VIOLATION [2021-10-28 09:20:39,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr13REQUIRES_VIOLATION [2021-10-28 09:20:39,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr14REQUIRES_VIOLATION [2021-10-28 09:20:39,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr15REQUIRES_VIOLATION [2021-10-28 09:20:39,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr16REQUIRES_VIOLATION [2021-10-28 09:20:39,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr17REQUIRES_VIOLATION [2021-10-28 09:20:39,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr18REQUIRES_VIOLATION [2021-10-28 09:20:39,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr19REQUIRES_VIOLATION [2021-10-28 09:20:39,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr20REQUIRES_VIOLATION [2021-10-28 09:20:39,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr21REQUIRES_VIOLATION [2021-10-28 09:20:39,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr22REQUIRES_VIOLATION [2021-10-28 09:20:39,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr23REQUIRES_VIOLATION [2021-10-28 09:20:39,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr24ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr25ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr26ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr27ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,435 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr28ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,435 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr29ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,435 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr30ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,435 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr31ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,435 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr32ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,436 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr33ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,436 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr34ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,436 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr35ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 09:20:39,436 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr36ENSURES_VIOLATIONMEMORY_LEAK [2021-10-28 09:20:39,437 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location readErr0REQUIRES_VIOLATION [2021-10-28 09:20:39,437 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location readErr1REQUIRES_VIOLATION [2021-10-28 09:20:39,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:20:39,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:20:39,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:20:40,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cd9b9b-48fc-4316-94f5-7d9660122e85/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:20:40,052 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2021-10-28 09:20:40,056 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:20:40,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:20:40 BoogieIcfgContainer [2021-10-28 09:20:40,067 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:20:40,068 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:20:40,068 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:20:40,068 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:20:40,069 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:19:14" (3/4) ... [2021-10-28 09:20:40,072 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 09:20:40,072 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:20:40,073 INFO L168 Benchmark]: Toolchain (without parser) took 90916.64 ms. Allocated memory was 56.6 MB in the beginning and 163.6 MB in the end (delta: 107.0 MB). Free memory was 32.0 MB in the beginning and 89.1 MB in the end (delta: -57.0 MB). Peak memory consumption was 49.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:20:40,073 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 56.6 MB. Free memory is still 37.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:20:40,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1615.39 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 31.7 MB in the beginning and 39.1 MB in the end (delta: -7.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:20:40,074 INFO L168 Benchmark]: Boogie Preprocessor took 194.63 ms. Allocated memory is still 73.4 MB. Free memory was 39.1 MB in the beginning and 42.9 MB in the end (delta: -3.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:20:40,075 INFO L168 Benchmark]: RCFGBuilder took 3562.28 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 42.6 MB in the beginning and 45.0 MB in the end (delta: -2.4 MB). Peak memory consumption was 30.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:20:40,075 INFO L168 Benchmark]: TraceAbstraction took 85531.51 ms. Allocated memory was 92.3 MB in the beginning and 163.6 MB in the end (delta: 71.3 MB). Free memory was 44.5 MB in the beginning and 89.1 MB in the end (delta: -44.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:20:40,075 INFO L168 Benchmark]: Witness Printer took 4.38 ms. Allocated memory is still 163.6 MB. Free memory is still 89.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:20:40,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 56.6 MB. Free memory is still 37.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1615.39 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 31.7 MB in the beginning and 39.1 MB in the end (delta: -7.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 194.63 ms. Allocated memory is still 73.4 MB. Free memory was 39.1 MB in the beginning and 42.9 MB in the end (delta: -3.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3562.28 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 42.6 MB in the beginning and 45.0 MB in the end (delta: -2.4 MB). Peak memory consumption was 30.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 85531.51 ms. Allocated memory was 92.3 MB in the beginning and 163.6 MB in the end (delta: 71.3 MB). Free memory was 44.5 MB in the beginning and 89.1 MB in the end (delta: -44.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. * Witness Printer took 4.38 ms. Allocated memory is still 163.6 MB. Free memory is still 89.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1599]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L1318] static const char *applet_name; [L1319] static signed int bb_errno_location; [L1320] static signed int * const bb_errno = &bb_errno_location; [L1512] static struct utmp dummy_utmp; [L1594] char *a = malloc(11); [L1595] a[10] = 0 [L1596] int i=0; [L1596] COND TRUE i<10 [L1597] a[i]=__VERIFIER_nondet_char() [L1596] ++i [L1596] COND TRUE i<10 [L1597] a[i]=__VERIFIER_nondet_char() [L1596] ++i [L1596] COND TRUE i<10 [L1597] a[i]=__VERIFIER_nondet_char() [L1596] ++i [L1596] COND TRUE i<10 [L1597] a[i]=__VERIFIER_nondet_char() [L1596] ++i [L1596] COND TRUE i<10 [L1597] a[i]=__VERIFIER_nondet_char() [L1596] ++i [L1596] COND FALSE !(i<10) [L1598] applet_name = a [L1599] bb_errno_location = __VERIFIER_nondet_int() - UnprovableResult [Line: 1334]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1334]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1342]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1342]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1354]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1354]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1356]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1356]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1356]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1356]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1361]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1361]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1361]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1361]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1366]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1366]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1366]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1366]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1371]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: Not analyzed. - UnprovableResult [Line: 1383]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1383]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1383]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1383]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1383]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1383]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1396]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1396]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1397]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1397]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1400]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1400]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1402]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1402]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1402]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1402]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1408]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1408]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1408]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1408]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1408]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1408]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1416]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1416]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1529]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1529]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1529]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1529]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1532]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1532]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1532]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1532]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1535]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1535]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1539]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1539]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1543]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1543]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1484]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1484]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1488]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1488]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1491]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1491]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1569]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1569]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1574]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1574]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1578]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1578]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1578]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1578]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1579]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1579]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1579]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1579]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1505]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1505]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1432]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1432]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1447]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1447]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1447]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1447]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1516]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1516]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1517]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1517]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1519]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1519]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1521]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1521]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1595]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1595]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1597]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1597]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1599]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1605]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1605]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1608]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1608]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1609]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1609]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1609]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1609]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1610]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1610]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1610]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1610]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1612]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1612]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1612]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1612]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1616]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1616]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1616]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1616]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1616]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1617]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1617]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1617]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1618]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1618]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1618]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1619]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1619]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1619]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1592]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: Not analyzed. - UnprovableResult [Line: 1564]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1564]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 22 procedures, 420 locations, 138 error locations. Started 1 CEGAR loops. OverallTime: 85.4s, OverallIterations: 6, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 15.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1466 SDtfs, 184 SDslu, 2846 SDs, 0 SdLazy, 1070 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 114 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=310occurred in iteration=0, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 24 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 63.7s InterpolantComputationTime, 88 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 684 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1120 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 0/18 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...