./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 32bit --witnessprinter.graph.data.programhash a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 21:41:38,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 21:41:38,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 21:41:38,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 21:41:38,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 21:41:38,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 21:41:38,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 21:41:38,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 21:41:38,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 21:41:38,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 21:41:38,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 21:41:38,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 21:41:38,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 21:41:38,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 21:41:38,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 21:41:38,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 21:41:38,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 21:41:38,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 21:41:38,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 21:41:38,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 21:41:38,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 21:41:38,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 21:41:38,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 21:41:38,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 21:41:38,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 21:41:38,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 21:41:38,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 21:41:38,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 21:41:38,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 21:41:38,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 21:41:38,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 21:41:38,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 21:41:38,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 21:41:38,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 21:41:38,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 21:41:38,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 21:41:38,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 21:41:38,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 21:41:38,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 21:41:38,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 21:41:38,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 21:41:38,759 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-12-18 21:41:38,780 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 21:41:38,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 21:41:38,780 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 21:41:38,780 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 21:41:38,781 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 21:41:38,781 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 21:41:38,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 21:41:38,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 21:41:38,782 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 21:41:38,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 21:41:38,783 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-18 21:41:38,783 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-18 21:41:38,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 21:41:38,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-18 21:41:38,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 21:41:38,784 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-18 21:41:38,784 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-18 21:41:38,784 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-18 21:41:38,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 21:41:38,784 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-18 21:41:38,785 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-18 21:41:38,785 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 21:41:38,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 21:41:38,785 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 21:41:38,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 21:41:38,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 21:41:38,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 21:41:38,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 21:41:38,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 21:41:38,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 21:41:38,786 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 21:41:38,786 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd [2021-12-18 21:41:39,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 21:41:39,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 21:41:39,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 21:41:39,021 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 21:41:39,021 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 21:41:39,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2021-12-18 21:41:39,081 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a828e69e6/885a523f214a4350ac8e76a40b92f02e/FLAGc6721a77a [2021-12-18 21:41:39,554 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 21:41:39,554 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2021-12-18 21:41:39,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a828e69e6/885a523f214a4350ac8e76a40b92f02e/FLAGc6721a77a [2021-12-18 21:41:40,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a828e69e6/885a523f214a4350ac8e76a40b92f02e [2021-12-18 21:41:40,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 21:41:40,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 21:41:40,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 21:41:40,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 21:41:40,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 21:41:40,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:41:40" (1/1) ... [2021-12-18 21:41:40,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24bf3e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:40, skipping insertion in model container [2021-12-18 21:41:40,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:41:40" (1/1) ... [2021-12-18 21:41:40,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 21:41:40,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 21:41:40,276 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2021-12-18 21:41:41,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 21:41:41,078 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) [2021-12-18 21:41:41,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60b34aab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:41, skipping insertion in model container [2021-12-18 21:41:41,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 21:41:41,079 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-18 21:41:41,081 INFO L158 Benchmark]: Toolchain (without parser) took 1028.55ms. Allocated memory was 90.2MB in the beginning and 119.5MB in the end (delta: 29.4MB). Free memory was 51.3MB in the beginning and 65.7MB in the end (delta: -14.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-12-18 21:41:41,081 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 90.2MB. Free memory was 60.4MB in the beginning and 60.4MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 21:41:41,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1025.06ms. Allocated memory was 90.2MB in the beginning and 119.5MB in the end (delta: 29.4MB). Free memory was 51.0MB in the beginning and 65.7MB in the end (delta: -14.6MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-12-18 21:41:41,084 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 90.2MB. Free memory was 60.4MB in the beginning and 60.4MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1025.06ms. Allocated memory was 90.2MB in the beginning and 119.5MB in the end (delta: 29.4MB). Free memory was 51.0MB in the beginning and 65.7MB in the end (delta: -14.6MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2992]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 32bit --witnessprinter.graph.data.programhash a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 21:41:42,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 21:41:42,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 21:41:42,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 21:41:42,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 21:41:42,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 21:41:42,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 21:41:42,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 21:41:42,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 21:41:42,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 21:41:42,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 21:41:42,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 21:41:42,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 21:41:42,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 21:41:42,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 21:41:42,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 21:41:42,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 21:41:42,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 21:41:42,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 21:41:42,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 21:41:42,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 21:41:42,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 21:41:42,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 21:41:42,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 21:41:42,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 21:41:42,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 21:41:42,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 21:41:42,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 21:41:42,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 21:41:42,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 21:41:42,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 21:41:42,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 21:41:42,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 21:41:42,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 21:41:42,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 21:41:42,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 21:41:42,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 21:41:42,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 21:41:42,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 21:41:42,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 21:41:42,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 21:41:42,589 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-12-18 21:41:42,620 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 21:41:42,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 21:41:42,621 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 21:41:42,621 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 21:41:42,622 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 21:41:42,622 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 21:41:42,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 21:41:42,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 21:41:42,623 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 21:41:42,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 21:41:42,624 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-18 21:41:42,624 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-18 21:41:42,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 21:41:42,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-18 21:41:42,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 21:41:42,625 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-18 21:41:42,625 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-18 21:41:42,625 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-18 21:41:42,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 21:41:42,626 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-18 21:41:42,626 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-18 21:41:42,626 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-18 21:41:42,626 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-18 21:41:42,626 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 21:41:42,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 21:41:42,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 21:41:42,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 21:41:42,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 21:41:42,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 21:41:42,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 21:41:42,628 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-18 21:41:42,628 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-18 21:41:42,628 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 21:41:42,628 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-18 21:41:42,629 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd [2021-12-18 21:41:42,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 21:41:42,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 21:41:42,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 21:41:42,904 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 21:41:42,904 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 21:41:42,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2021-12-18 21:41:42,958 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/408d72745/01268660d692436b9824bd19062178b0/FLAGdd210c0c5 [2021-12-18 21:41:43,422 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 21:41:43,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2021-12-18 21:41:43,442 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/408d72745/01268660d692436b9824bd19062178b0/FLAGdd210c0c5 [2021-12-18 21:41:43,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/408d72745/01268660d692436b9824bd19062178b0 [2021-12-18 21:41:43,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 21:41:43,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 21:41:43,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 21:41:43,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 21:41:43,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 21:41:43,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:41:43" (1/1) ... [2021-12-18 21:41:43,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b68c0b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:43, skipping insertion in model container [2021-12-18 21:41:43,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:41:43" (1/1) ... [2021-12-18 21:41:43,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 21:41:43,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 21:41:43,928 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2021-12-18 21:41:44,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 21:41:44,685 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-18 21:41:44,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 21:41:44,715 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2021-12-18 21:41:44,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 21:41:44,813 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 21:41:44,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2021-12-18 21:41:44,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 21:41:45,020 INFO L208 MainTranslator]: Completed translation [2021-12-18 21:41:45,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45 WrapperNode [2021-12-18 21:41:45,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 21:41:45,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 21:41:45,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 21:41:45,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 21:41:45,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2021-12-18 21:41:45,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2021-12-18 21:41:45,181 INFO L137 Inliner]: procedures = 484, calls = 866, calls flagged for inlining = 55, calls inlined = 37, statements flattened = 984 [2021-12-18 21:41:45,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 21:41:45,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 21:41:45,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 21:41:45,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 21:41:45,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2021-12-18 21:41:45,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2021-12-18 21:41:45,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2021-12-18 21:41:45,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2021-12-18 21:41:45,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2021-12-18 21:41:45,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2021-12-18 21:41:45,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2021-12-18 21:41:45,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 21:41:45,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 21:41:45,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 21:41:45,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 21:41:45,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2021-12-18 21:41:45,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 21:41:45,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 21:41:45,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 21:41:45,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 21:41:45,308 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2021-12-18 21:41:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2021-12-18 21:41:45,308 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-12-18 21:41:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-12-18 21:41:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-18 21:41:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2021-12-18 21:41:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-18 21:41:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-18 21:41:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 21:41:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-18 21:41:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-18 21:41:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-18 21:41:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 21:41:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 21:41:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-18 21:41:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2021-12-18 21:41:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2021-12-18 21:41:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2021-12-18 21:41:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-18 21:41:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-18 21:41:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-18 21:41:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-18 21:41:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 21:41:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2021-12-18 21:41:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2021-12-18 21:41:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 21:41:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 21:41:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 21:41:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 21:41:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2021-12-18 21:41:45,312 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2021-12-18 21:41:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2021-12-18 21:41:45,312 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2021-12-18 21:41:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 21:41:45,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 21:41:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2021-12-18 21:41:45,313 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2021-12-18 21:41:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-18 21:41:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-18 21:41:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-18 21:41:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 21:41:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-18 21:41:45,314 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-18 21:41:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-18 21:41:45,314 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-18 21:41:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 21:41:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 21:41:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-18 21:41:45,315 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-18 21:41:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-18 21:41:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-12-18 21:41:45,316 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-12-18 21:41:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-18 21:41:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-18 21:41:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-18 21:41:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 21:41:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-12-18 21:41:45,317 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-12-18 21:41:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-12-18 21:41:45,317 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-12-18 21:41:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-18 21:41:45,318 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-18 21:41:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-12-18 21:41:45,318 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-12-18 21:41:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2021-12-18 21:41:45,318 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2021-12-18 21:41:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2021-12-18 21:41:45,318 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2021-12-18 21:41:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-12-18 21:41:45,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-12-18 21:41:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2021-12-18 21:41:45,319 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2021-12-18 21:41:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-18 21:41:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2021-12-18 21:41:45,320 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2021-12-18 21:41:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 21:41:45,320 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 21:41:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2021-12-18 21:41:45,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2021-12-18 21:41:45,588 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 21:41:45,591 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 21:41:49,735 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 21:41:49,748 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 21:41:49,748 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-18 21:41:49,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:41:49 BoogieIcfgContainer [2021-12-18 21:41:49,760 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 21:41:49,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 21:41:49,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 21:41:49,763 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 21:41:49,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 09:41:43" (1/3) ... [2021-12-18 21:41:49,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b00804a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:41:49, skipping insertion in model container [2021-12-18 21:41:49,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (2/3) ... [2021-12-18 21:41:49,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b00804a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:41:49, skipping insertion in model container [2021-12-18 21:41:49,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:41:49" (3/3) ... [2021-12-18 21:41:49,767 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_all.i [2021-12-18 21:41:49,770 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 21:41:49,770 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 206 error locations. [2021-12-18 21:41:49,802 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 21:41:49,808 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 [2021-12-18 21:41:49,809 INFO L340 AbstractCegarLoop]: Starting to check reachability of 206 error locations. [2021-12-18 21:41:49,832 INFO L276 IsEmpty]: Start isEmpty. Operand has 676 states, 361 states have (on average 1.814404432132964) internal successors, (655), 572 states have internal predecessors, (655), 81 states have call successors, (81), 27 states have call predecessors, (81), 27 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2021-12-18 21:41:49,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-12-18 21:41:49,838 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:41:49,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-12-18 21:41:49,838 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting spin_lock_initErr0REQUIRES_VIOLATION === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:41:49,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:41:49,842 INFO L85 PathProgramCache]: Analyzing trace with hash 388275715, now seen corresponding path program 1 times [2021-12-18 21:41:49,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:41:49,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [438045407] [2021-12-18 21:41:49,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 21:41:49,865 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:41:49,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:41:49,869 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:41:49,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-18 21:41:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 21:41:50,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-18 21:41:50,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 21:41:50,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:41:50,281 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 21:41:50,282 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-18 21:41:50,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [438045407] [2021-12-18 21:41:50,282 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [438045407] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 21:41:50,283 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 21:41:50,283 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-18 21:41:50,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935712634] [2021-12-18 21:41:50,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 21:41:50,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 21:41:50,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-18 21:41:50,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 21:41:50,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 21:41:50,305 INFO L87 Difference]: Start difference. First operand has 676 states, 361 states have (on average 1.814404432132964) internal successors, (655), 572 states have internal predecessors, (655), 81 states have call successors, (81), 27 states have call predecessors, (81), 27 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) Second operand has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 21:41:52,330 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:41:54,339 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:41:56,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 21:41:56,207 INFO L93 Difference]: Finished difference Result 1224 states and 1467 transitions. [2021-12-18 21:41:56,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 21:41:56,209 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2021-12-18 21:41:56,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 21:41:56,220 INFO L225 Difference]: With dead ends: 1224 [2021-12-18 21:41:56,221 INFO L226 Difference]: Without dead ends: 1220 [2021-12-18 21:41:56,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-18 21:41:56,224 INFO L933 BasicCegarLoop]: 757 mSDtfsCounter, 699 mSDsluCounter, 1717 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 700 SdHoareTripleChecker+Valid, 2474 SdHoareTripleChecker+Invalid, 1128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1122 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2021-12-18 21:41:56,225 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [700 Valid, 2474 Invalid, 1128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1122 Invalid, 2 Unknown, 0 Unchecked, 5.8s Time] [2021-12-18 21:41:56,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1220 states. [2021-12-18 21:41:56,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1220 to 1005. [2021-12-18 21:41:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1005 states, 603 states have (on average 1.7943615257048093) internal successors, (1082), 824 states have internal predecessors, (1082), 144 states have call successors, (144), 52 states have call predecessors, (144), 52 states have return successors, (144), 137 states have call predecessors, (144), 144 states have call successors, (144) [2021-12-18 21:41:56,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 1005 states and 1370 transitions. [2021-12-18 21:41:56,323 INFO L78 Accepts]: Start accepts. Automaton has 1005 states and 1370 transitions. Word has length 5 [2021-12-18 21:41:56,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 21:41:56,323 INFO L470 AbstractCegarLoop]: Abstraction has 1005 states and 1370 transitions. [2021-12-18 21:41:56,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 21:41:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1370 transitions. [2021-12-18 21:41:56,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-12-18 21:41:56,324 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:41:56,324 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-12-18 21:41:56,339 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-18 21:41:56,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:41:56,535 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting spin_lock_initErr1REQUIRES_VIOLATION === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:41:56,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:41:56,536 INFO L85 PathProgramCache]: Analyzing trace with hash 388275716, now seen corresponding path program 1 times [2021-12-18 21:41:56,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:41:56,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [152218793] [2021-12-18 21:41:56,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 21:41:56,536 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:41:56,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:41:56,538 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:41:56,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-18 21:41:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 21:41:56,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-18 21:41:56,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 21:41:56,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:41:56,912 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 21:41:56,912 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-18 21:41:56,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [152218793] [2021-12-18 21:41:56,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [152218793] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 21:41:56,913 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 21:41:56,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-18 21:41:56,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211629847] [2021-12-18 21:41:56,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 21:41:56,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 21:41:56,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-18 21:41:56,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 21:41:56,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 21:41:56,915 INFO L87 Difference]: Start difference. First operand 1005 states and 1370 transitions. Second operand has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 21:41:58,935 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:00,944 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:02,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 21:42:02,698 INFO L93 Difference]: Finished difference Result 1147 states and 1474 transitions. [2021-12-18 21:42:02,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 21:42:02,699 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2021-12-18 21:42:02,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 21:42:02,704 INFO L225 Difference]: With dead ends: 1147 [2021-12-18 21:42:02,704 INFO L226 Difference]: Without dead ends: 1147 [2021-12-18 21:42:02,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-18 21:42:02,705 INFO L933 BasicCegarLoop]: 836 mSDtfsCounter, 280 mSDsluCounter, 1794 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 2630 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2021-12-18 21:42:02,706 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [281 Valid, 2630 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 850 Invalid, 2 Unknown, 0 Unchecked, 5.7s Time] [2021-12-18 21:42:02,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1147 states. [2021-12-18 21:42:02,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1147 to 1086. [2021-12-18 21:42:02,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1086 states, 648 states have (on average 1.7546296296296295) internal successors, (1137), 870 states have internal predecessors, (1137), 166 states have call successors, (166), 66 states have call predecessors, (166), 66 states have return successors, (166), 159 states have call predecessors, (166), 166 states have call successors, (166) [2021-12-18 21:42:02,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 1086 states and 1469 transitions. [2021-12-18 21:42:02,732 INFO L78 Accepts]: Start accepts. Automaton has 1086 states and 1469 transitions. Word has length 5 [2021-12-18 21:42:02,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 21:42:02,732 INFO L470 AbstractCegarLoop]: Abstraction has 1086 states and 1469 transitions. [2021-12-18 21:42:02,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-18 21:42:02,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1469 transitions. [2021-12-18 21:42:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-12-18 21:42:02,733 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:42:02,733 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 21:42:02,746 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-12-18 21:42:02,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:42:02,946 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATION === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:42:02,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:42:02,946 INFO L85 PathProgramCache]: Analyzing trace with hash -1210393666, now seen corresponding path program 1 times [2021-12-18 21:42:02,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:42:02,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1053990629] [2021-12-18 21:42:02,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 21:42:02,947 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:42:02,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:42:02,948 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:42:02,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-18 21:42:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 21:42:03,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-18 21:42:03,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 21:42:03,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:03,329 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 21:42:03,329 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-18 21:42:03,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1053990629] [2021-12-18 21:42:03,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1053990629] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 21:42:03,329 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 21:42:03,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-12-18 21:42:03,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469971567] [2021-12-18 21:42:03,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 21:42:03,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 21:42:03,330 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-18 21:42:03,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 21:42:03,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 21:42:03,331 INFO L87 Difference]: Start difference. First operand 1086 states and 1469 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:42:04,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 21:42:04,418 INFO L93 Difference]: Finished difference Result 1294 states and 1557 transitions. [2021-12-18 21:42:04,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 21:42:04,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2021-12-18 21:42:04,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 21:42:04,425 INFO L225 Difference]: With dead ends: 1294 [2021-12-18 21:42:04,425 INFO L226 Difference]: Without dead ends: 1294 [2021-12-18 21:42:04,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 21:42:04,426 INFO L933 BasicCegarLoop]: 742 mSDtfsCounter, 672 mSDsluCounter, 560 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1302 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-12-18 21:42:04,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 1302 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-12-18 21:42:04,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1294 states. [2021-12-18 21:42:04,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1294 to 1085. [2021-12-18 21:42:04,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1085 states, 648 states have (on average 1.7469135802469136) internal successors, (1132), 869 states have internal predecessors, (1132), 166 states have call successors, (166), 66 states have call predecessors, (166), 66 states have return successors, (166), 159 states have call predecessors, (166), 166 states have call successors, (166) [2021-12-18 21:42:04,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1464 transitions. [2021-12-18 21:42:04,486 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1464 transitions. Word has length 11 [2021-12-18 21:42:04,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 21:42:04,487 INFO L470 AbstractCegarLoop]: Abstraction has 1085 states and 1464 transitions. [2021-12-18 21:42:04,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:42:04,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1464 transitions. [2021-12-18 21:42:04,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-12-18 21:42:04,488 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:42:04,488 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 21:42:04,500 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-12-18 21:42:04,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:42:04,699 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:42:04,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:42:04,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1210393665, now seen corresponding path program 1 times [2021-12-18 21:42:04,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:42:04,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1351694917] [2021-12-18 21:42:04,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 21:42:04,700 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:42:04,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:42:04,701 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:42:04,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-18 21:42:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 21:42:05,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-18 21:42:05,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 21:42:05,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:05,133 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 21:42:05,133 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-18 21:42:05,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1351694917] [2021-12-18 21:42:05,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1351694917] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 21:42:05,133 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 21:42:05,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-18 21:42:05,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449344398] [2021-12-18 21:42:05,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 21:42:05,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 21:42:05,135 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-18 21:42:05,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 21:42:05,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-18 21:42:05,135 INFO L87 Difference]: Start difference. First operand 1085 states and 1464 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:42:07,153 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:08,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 21:42:08,651 INFO L93 Difference]: Finished difference Result 1153 states and 1480 transitions. [2021-12-18 21:42:08,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 21:42:08,651 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2021-12-18 21:42:08,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 21:42:08,661 INFO L225 Difference]: With dead ends: 1153 [2021-12-18 21:42:08,662 INFO L226 Difference]: Without dead ends: 1153 [2021-12-18 21:42:08,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-18 21:42:08,664 INFO L933 BasicCegarLoop]: 833 mSDtfsCounter, 271 mSDsluCounter, 1168 mSDsCounter, 0 mSdLazyCounter, 574 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 2001 SdHoareTripleChecker+Invalid, 580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 574 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-12-18 21:42:08,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [271 Valid, 2001 Invalid, 580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 574 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2021-12-18 21:42:08,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1153 states. [2021-12-18 21:42:08,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1153 to 1088. [2021-12-18 21:42:08,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 651 states have (on average 1.7434715821812596) internal successors, (1135), 872 states have internal predecessors, (1135), 166 states have call successors, (166), 66 states have call predecessors, (166), 66 states have return successors, (166), 159 states have call predecessors, (166), 166 states have call successors, (166) [2021-12-18 21:42:08,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1467 transitions. [2021-12-18 21:42:08,692 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1467 transitions. Word has length 11 [2021-12-18 21:42:08,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 21:42:08,692 INFO L470 AbstractCegarLoop]: Abstraction has 1088 states and 1467 transitions. [2021-12-18 21:42:08,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:42:08,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1467 transitions. [2021-12-18 21:42:08,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-12-18 21:42:08,693 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:42:08,693 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 21:42:08,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-12-18 21:42:08,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:42:08,904 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:42:08,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:42:08,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1708073711, now seen corresponding path program 1 times [2021-12-18 21:42:08,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:42:08,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [541935352] [2021-12-18 21:42:08,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 21:42:08,905 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:42:08,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:42:08,906 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:42:08,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-12-18 21:42:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 21:42:09,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-18 21:42:09,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 21:42:09,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:09,408 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 21:42:09,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:09,689 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-18 21:42:09,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [541935352] [2021-12-18 21:42:09,690 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [541935352] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 21:42:09,690 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-18 21:42:09,690 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4] total 7 [2021-12-18 21:42:09,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008972059] [2021-12-18 21:42:09,690 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-18 21:42:09,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-18 21:42:09,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-18 21:42:09,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-18 21:42:09,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-18 21:42:09,691 INFO L87 Difference]: Start difference. First operand 1088 states and 1467 transitions. Second operand has 8 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-18 21:42:11,711 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:13,716 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:19,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 21:42:19,037 INFO L93 Difference]: Finished difference Result 1373 states and 1726 transitions. [2021-12-18 21:42:19,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 21:42:19,038 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 14 [2021-12-18 21:42:19,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 21:42:19,042 INFO L225 Difference]: With dead ends: 1373 [2021-12-18 21:42:19,042 INFO L226 Difference]: Without dead ends: 1373 [2021-12-18 21:42:19,043 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2021-12-18 21:42:19,043 INFO L933 BasicCegarLoop]: 837 mSDtfsCounter, 1117 mSDsluCounter, 1974 mSDsCounter, 0 mSdLazyCounter, 1270 mSolverCounterSat, 159 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1129 SdHoareTripleChecker+Valid, 2811 SdHoareTripleChecker+Invalid, 1431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1270 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2021-12-18 21:42:19,043 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1129 Valid, 2811 Invalid, 1431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1270 Invalid, 2 Unknown, 0 Unchecked, 9.1s Time] [2021-12-18 21:42:19,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1373 states. [2021-12-18 21:42:19,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1373 to 1243. [2021-12-18 21:42:19,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1243 states, 759 states have (on average 1.7285902503293809) internal successors, (1312), 982 states have internal predecessors, (1312), 196 states have call successors, (196), 83 states have call predecessors, (196), 83 states have return successors, (196), 188 states have call predecessors, (196), 196 states have call successors, (196) [2021-12-18 21:42:19,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1243 states and 1704 transitions. [2021-12-18 21:42:19,062 INFO L78 Accepts]: Start accepts. Automaton has 1243 states and 1704 transitions. Word has length 14 [2021-12-18 21:42:19,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 21:42:19,062 INFO L470 AbstractCegarLoop]: Abstraction has 1243 states and 1704 transitions. [2021-12-18 21:42:19,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-18 21:42:19,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1704 transitions. [2021-12-18 21:42:19,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-18 21:42:19,063 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:42:19,063 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 21:42:19,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-12-18 21:42:19,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:42:19,274 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATION === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:42:19,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:42:19,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1826997655, now seen corresponding path program 1 times [2021-12-18 21:42:19,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:42:19,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [846431966] [2021-12-18 21:42:19,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 21:42:19,276 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:42:19,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:42:19,277 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:42:19,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-12-18 21:42:19,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 21:42:19,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-18 21:42:19,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 21:42:19,622 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:19,622 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 21:42:19,676 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:19,676 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-18 21:42:19,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [846431966] [2021-12-18 21:42:19,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [846431966] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 21:42:19,677 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-18 21:42:19,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-18 21:42:19,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440305961] [2021-12-18 21:42:19,677 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-18 21:42:19,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-18 21:42:19,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-18 21:42:19,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-18 21:42:19,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-18 21:42:19,678 INFO L87 Difference]: Start difference. First operand 1243 states and 1704 transitions. Second operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:42:19,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 21:42:19,910 INFO L93 Difference]: Finished difference Result 1249 states and 1708 transitions. [2021-12-18 21:42:19,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 21:42:19,911 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2021-12-18 21:42:19,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 21:42:19,914 INFO L225 Difference]: With dead ends: 1249 [2021-12-18 21:42:19,914 INFO L226 Difference]: Without dead ends: 1249 [2021-12-18 21:42:19,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-12-18 21:42:19,915 INFO L933 BasicCegarLoop]: 797 mSDtfsCounter, 876 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 908 SdHoareTripleChecker+Valid, 2659 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-18 21:42:19,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [908 Valid, 2659 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-18 21:42:19,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1249 states. [2021-12-18 21:42:19,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1249 to 1248. [2021-12-18 21:42:19,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1248 states, 764 states have (on average 1.7225130890052356) internal successors, (1316), 987 states have internal predecessors, (1316), 196 states have call successors, (196), 83 states have call predecessors, (196), 83 states have return successors, (196), 188 states have call predecessors, (196), 196 states have call successors, (196) [2021-12-18 21:42:19,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 1708 transitions. [2021-12-18 21:42:19,939 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 1708 transitions. Word has length 19 [2021-12-18 21:42:19,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 21:42:19,940 INFO L470 AbstractCegarLoop]: Abstraction has 1248 states and 1708 transitions. [2021-12-18 21:42:19,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:42:19,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1708 transitions. [2021-12-18 21:42:19,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-12-18 21:42:19,941 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:42:19,941 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 21:42:19,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-12-18 21:42:20,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:42:20,152 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:42:20,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:42:20,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1057603649, now seen corresponding path program 2 times [2021-12-18 21:42:20,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:42:20,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1147393203] [2021-12-18 21:42:20,153 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-18 21:42:20,154 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:42:20,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:42:20,155 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:42:20,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-12-18 21:42:20,578 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-18 21:42:20,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-18 21:42:20,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-18 21:42:20,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 21:42:20,866 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:20,866 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 21:42:21,665 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:21,665 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-18 21:42:21,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1147393203] [2021-12-18 21:42:21,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1147393203] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 21:42:21,665 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-18 21:42:21,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 14 [2021-12-18 21:42:21,666 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495097519] [2021-12-18 21:42:21,666 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-18 21:42:21,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-12-18 21:42:21,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-18 21:42:21,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-12-18 21:42:21,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2021-12-18 21:42:21,667 INFO L87 Difference]: Start difference. First operand 1248 states and 1708 transitions. Second operand has 15 states, 14 states have (on average 3.0) internal successors, (42), 15 states have internal predecessors, (42), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-18 21:42:23,685 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:25,694 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:36,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 21:42:36,255 INFO L93 Difference]: Finished difference Result 1377 states and 1743 transitions. [2021-12-18 21:42:36,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-18 21:42:36,256 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 3.0) internal successors, (42), 15 states have internal predecessors, (42), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 23 [2021-12-18 21:42:36,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 21:42:36,259 INFO L225 Difference]: With dead ends: 1377 [2021-12-18 21:42:36,260 INFO L226 Difference]: Without dead ends: 1377 [2021-12-18 21:42:36,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=243, Invalid=407, Unknown=0, NotChecked=0, Total=650 [2021-12-18 21:42:36,261 INFO L933 BasicCegarLoop]: 821 mSDtfsCounter, 1144 mSDsluCounter, 4336 mSDsCounter, 0 mSdLazyCounter, 2521 mSolverCounterSat, 209 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1156 SdHoareTripleChecker+Valid, 5157 SdHoareTripleChecker+Invalid, 2732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 2521 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2021-12-18 21:42:36,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1156 Valid, 5157 Invalid, 2732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 2521 Invalid, 2 Unknown, 0 Unchecked, 13.4s Time] [2021-12-18 21:42:36,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1377 states. [2021-12-18 21:42:36,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1377 to 1261. [2021-12-18 21:42:36,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1261 states, 777 states have (on average 1.7142857142857142) internal successors, (1332), 1000 states have internal predecessors, (1332), 196 states have call successors, (196), 83 states have call predecessors, (196), 83 states have return successors, (196), 188 states have call predecessors, (196), 196 states have call successors, (196) [2021-12-18 21:42:36,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1261 states and 1724 transitions. [2021-12-18 21:42:36,278 INFO L78 Accepts]: Start accepts. Automaton has 1261 states and 1724 transitions. Word has length 23 [2021-12-18 21:42:36,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 21:42:36,279 INFO L470 AbstractCegarLoop]: Abstraction has 1261 states and 1724 transitions. [2021-12-18 21:42:36,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 3.0) internal successors, (42), 15 states have internal predecessors, (42), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-18 21:42:36,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1724 transitions. [2021-12-18 21:42:36,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-12-18 21:42:36,280 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:42:36,280 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 21:42:36,300 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-12-18 21:42:36,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:42:36,494 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATION === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:42:36,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:42:36,495 INFO L85 PathProgramCache]: Analyzing trace with hash 210869865, now seen corresponding path program 2 times [2021-12-18 21:42:36,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:42:36,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2080007866] [2021-12-18 21:42:36,495 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-18 21:42:36,495 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:42:36,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:42:36,496 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:42:36,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-12-18 21:42:36,808 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-18 21:42:36,808 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-18 21:42:36,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-18 21:42:36,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 21:42:36,961 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-12-18 21:42:36,961 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 21:42:36,961 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-18 21:42:36,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2080007866] [2021-12-18 21:42:36,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2080007866] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 21:42:36,961 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 21:42:36,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-12-18 21:42:36,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117664336] [2021-12-18 21:42:36,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 21:42:36,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 21:42:36,962 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-18 21:42:36,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 21:42:36,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 21:42:36,963 INFO L87 Difference]: Start difference. First operand 1261 states and 1724 transitions. Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:42:37,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 21:42:37,881 INFO L93 Difference]: Finished difference Result 1471 states and 1818 transitions. [2021-12-18 21:42:37,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 21:42:37,881 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2021-12-18 21:42:37,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 21:42:37,885 INFO L225 Difference]: With dead ends: 1471 [2021-12-18 21:42:37,885 INFO L226 Difference]: Without dead ends: 1471 [2021-12-18 21:42:37,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 21:42:37,885 INFO L933 BasicCegarLoop]: 747 mSDtfsCounter, 658 mSDsluCounter, 557 mSDsCounter, 0 mSdLazyCounter, 387 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 658 SdHoareTripleChecker+Valid, 1304 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-12-18 21:42:37,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [658 Valid, 1304 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 387 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-12-18 21:42:37,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1471 states. [2021-12-18 21:42:37,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1471 to 1259. [2021-12-18 21:42:37,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1259 states, 777 states have (on average 1.7027027027027026) internal successors, (1323), 998 states have internal predecessors, (1323), 196 states have call successors, (196), 83 states have call predecessors, (196), 83 states have return successors, (196), 188 states have call predecessors, (196), 196 states have call successors, (196) [2021-12-18 21:42:37,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1715 transitions. [2021-12-18 21:42:37,903 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1715 transitions. Word has length 31 [2021-12-18 21:42:37,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 21:42:37,903 INFO L470 AbstractCegarLoop]: Abstraction has 1259 states and 1715 transitions. [2021-12-18 21:42:37,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:42:37,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1715 transitions. [2021-12-18 21:42:37,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-12-18 21:42:37,904 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:42:37,904 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 21:42:37,927 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2021-12-18 21:42:38,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:42:38,115 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATION === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:42:38,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:42:38,116 INFO L85 PathProgramCache]: Analyzing trace with hash 210869866, now seen corresponding path program 1 times [2021-12-18 21:42:38,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:42:38,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [10299917] [2021-12-18 21:42:38,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 21:42:38,117 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:42:38,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:42:38,118 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:42:38,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-12-18 21:42:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 21:42:38,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-18 21:42:38,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 21:42:38,554 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:38,554 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 21:42:38,701 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:38,702 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-18 21:42:38,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [10299917] [2021-12-18 21:42:38,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [10299917] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 21:42:38,702 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-18 21:42:38,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-12-18 21:42:38,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527697322] [2021-12-18 21:42:38,702 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-18 21:42:38,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-18 21:42:38,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-18 21:42:38,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-18 21:42:38,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-12-18 21:42:38,704 INFO L87 Difference]: Start difference. First operand 1259 states and 1715 transitions. Second operand has 16 states, 16 states have (on average 3.0625) internal successors, (49), 16 states have internal predecessors, (49), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:42:39,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 21:42:39,154 INFO L93 Difference]: Finished difference Result 1259 states and 1711 transitions. [2021-12-18 21:42:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-18 21:42:39,155 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.0625) internal successors, (49), 16 states have internal predecessors, (49), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2021-12-18 21:42:39,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 21:42:39,158 INFO L225 Difference]: With dead ends: 1259 [2021-12-18 21:42:39,158 INFO L226 Difference]: Without dead ends: 1259 [2021-12-18 21:42:39,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2021-12-18 21:42:39,159 INFO L933 BasicCegarLoop]: 795 mSDtfsCounter, 481 mSDsluCounter, 5574 mSDsCounter, 0 mSdLazyCounter, 433 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 6369 SdHoareTripleChecker+Invalid, 452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-18 21:42:39,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [513 Valid, 6369 Invalid, 452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 433 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-18 21:42:39,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1259 states. [2021-12-18 21:42:39,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1259 to 1259. [2021-12-18 21:42:39,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1259 states, 777 states have (on average 1.6975546975546976) internal successors, (1319), 998 states have internal predecessors, (1319), 196 states have call successors, (196), 83 states have call predecessors, (196), 83 states have return successors, (196), 188 states have call predecessors, (196), 196 states have call successors, (196) [2021-12-18 21:42:39,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1711 transitions. [2021-12-18 21:42:39,179 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1711 transitions. Word has length 31 [2021-12-18 21:42:39,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 21:42:39,179 INFO L470 AbstractCegarLoop]: Abstraction has 1259 states and 1711 transitions. [2021-12-18 21:42:39,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.0625) internal successors, (49), 16 states have internal predecessors, (49), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:42:39,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1711 transitions. [2021-12-18 21:42:39,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-12-18 21:42:39,181 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:42:39,181 INFO L514 BasicCegarLoop]: trace histogram [11, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 21:42:39,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-12-18 21:42:39,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:42:39,393 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:42:39,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:42:39,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1035856449, now seen corresponding path program 3 times [2021-12-18 21:42:39,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:42:39,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1615622240] [2021-12-18 21:42:39,394 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-18 21:42:39,394 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:42:39,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:42:39,395 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:42:39,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-12-18 21:42:40,397 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-12-18 21:42:40,397 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-18 21:42:40,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-18 21:42:40,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 21:42:40,907 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:40,907 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 21:42:42,795 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 21:42:42,795 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-18 21:42:42,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1615622240] [2021-12-18 21:42:42,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1615622240] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 21:42:42,795 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-18 21:42:42,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 26 [2021-12-18 21:42:42,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512711635] [2021-12-18 21:42:42,796 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-18 21:42:42,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-12-18 21:42:42,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-18 21:42:42,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-12-18 21:42:42,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=458, Unknown=0, NotChecked=0, Total=650 [2021-12-18 21:42:42,797 INFO L87 Difference]: Start difference. First operand 1259 states and 1711 transitions. Second operand has 26 states, 26 states have (on average 3.0) internal successors, (78), 26 states have internal predecessors, (78), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-18 21:42:44,821 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:46,830 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:48,837 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:50,847 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:52,857 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:54,864 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:56,874 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:42:58,884 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:43:00,890 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:43:27,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 21:43:27,621 INFO L93 Difference]: Finished difference Result 1610 states and 1940 transitions. [2021-12-18 21:43:27,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-18 21:43:27,622 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.0) internal successors, (78), 26 states have internal predecessors, (78), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2021-12-18 21:43:27,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 21:43:27,626 INFO L225 Difference]: With dead ends: 1610 [2021-12-18 21:43:27,626 INFO L226 Difference]: Without dead ends: 1610 [2021-12-18 21:43:27,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=226, Invalid=530, Unknown=0, NotChecked=0, Total=756 [2021-12-18 21:43:27,626 INFO L933 BasicCegarLoop]: 747 mSDtfsCounter, 1559 mSDsluCounter, 9316 mSDsCounter, 0 mSdLazyCounter, 6260 mSolverCounterSat, 180 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1571 SdHoareTripleChecker+Valid, 10063 SdHoareTripleChecker+Invalid, 6449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 6260 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.8s IncrementalHoareTripleChecker+Time [2021-12-18 21:43:27,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1571 Valid, 10063 Invalid, 6449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 6260 Invalid, 9 Unknown, 0 Unchecked, 43.8s Time] [2021-12-18 21:43:27,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1610 states. [2021-12-18 21:43:27,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1610 to 1257. [2021-12-18 21:43:27,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1257 states, 776 states have (on average 1.6958762886597938) internal successors, (1316), 996 states have internal predecessors, (1316), 196 states have call successors, (196), 83 states have call predecessors, (196), 83 states have return successors, (196), 188 states have call predecessors, (196), 196 states have call successors, (196) [2021-12-18 21:43:27,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1257 states and 1708 transitions. [2021-12-18 21:43:27,647 INFO L78 Accepts]: Start accepts. Automaton has 1257 states and 1708 transitions. Word has length 41 [2021-12-18 21:43:27,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 21:43:27,647 INFO L470 AbstractCegarLoop]: Abstraction has 1257 states and 1708 transitions. [2021-12-18 21:43:27,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.0) internal successors, (78), 26 states have internal predecessors, (78), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-18 21:43:27,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1708 transitions. [2021-12-18 21:43:27,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-12-18 21:43:27,652 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:43:27,652 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 21:43:27,666 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-12-18 21:43:27,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:43:27,859 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATION === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:43:27,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:43:27,860 INFO L85 PathProgramCache]: Analyzing trace with hash 974324330, now seen corresponding path program 2 times [2021-12-18 21:43:27,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:43:27,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [235209139] [2021-12-18 21:43:27,861 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-18 21:43:27,861 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:43:27,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:43:27,862 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:43:27,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-12-18 21:43:28,218 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-18 21:43:28,218 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-18 21:43:28,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-18 21:43:28,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 21:43:28,505 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-12-18 21:43:28,505 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 21:43:28,505 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-18 21:43:28,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [235209139] [2021-12-18 21:43:28,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [235209139] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 21:43:28,506 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 21:43:28,506 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-18 21:43:28,506 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42319584] [2021-12-18 21:43:28,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 21:43:28,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 21:43:28,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-18 21:43:28,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 21:43:28,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-18 21:43:28,507 INFO L87 Difference]: Start difference. First operand 1257 states and 1708 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:43:30,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 21:43:31,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 21:43:31,925 INFO L93 Difference]: Finished difference Result 1315 states and 1721 transitions. [2021-12-18 21:43:31,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 21:43:31,925 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 43 [2021-12-18 21:43:31,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 21:43:31,929 INFO L225 Difference]: With dead ends: 1315 [2021-12-18 21:43:31,929 INFO L226 Difference]: Without dead ends: 1315 [2021-12-18 21:43:31,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-18 21:43:31,930 INFO L933 BasicCegarLoop]: 833 mSDtfsCounter, 247 mSDsluCounter, 1162 mSDsCounter, 0 mSdLazyCounter, 571 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 1995 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 571 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-12-18 21:43:31,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [247 Valid, 1995 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 571 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2021-12-18 21:43:31,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1315 states. [2021-12-18 21:43:31,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1315 to 1255. [2021-12-18 21:43:31,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1255 states, 776 states have (on average 1.693298969072165) internal successors, (1314), 994 states have internal predecessors, (1314), 196 states have call successors, (196), 83 states have call predecessors, (196), 83 states have return successors, (196), 188 states have call predecessors, (196), 196 states have call successors, (196) [2021-12-18 21:43:31,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 1706 transitions. [2021-12-18 21:43:31,955 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 1706 transitions. Word has length 43 [2021-12-18 21:43:31,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 21:43:31,955 INFO L470 AbstractCegarLoop]: Abstraction has 1255 states and 1706 transitions. [2021-12-18 21:43:31,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-18 21:43:31,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1706 transitions. [2021-12-18 21:43:31,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-12-18 21:43:31,956 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 21:43:31,957 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 21:43:31,991 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-12-18 21:43:32,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:43:32,171 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK === [spin_lock_initErr0REQUIRES_VIOLATION, spin_lock_initErr1REQUIRES_VIOLATION, spin_lock_initErr2REQUIRES_VIOLATION, spin_lock_initErr3REQUIRES_VIOLATION (and 202 more)] === [2021-12-18 21:43:32,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 21:43:32,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1447863232, now seen corresponding path program 1 times [2021-12-18 21:43:32,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-18 21:43:32,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2026351010] [2021-12-18 21:43:32,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 21:43:32,173 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-18 21:43:32,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-18 21:43:32,174 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-18 21:43:32,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-12-18 21:43:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-18 21:43:32,752 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-18 21:43:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-18 21:43:33,218 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-12-18 21:43:33,219 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-18 21:43:33,220 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK (205 of 206 remaining) [2021-12-18 21:43:33,221 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_lock_initErr0REQUIRES_VIOLATION (204 of 206 remaining) [2021-12-18 21:43:33,221 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_lock_initErr1REQUIRES_VIOLATION (203 of 206 remaining) [2021-12-18 21:43:33,222 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_lock_initErr2REQUIRES_VIOLATION (202 of 206 remaining) [2021-12-18 21:43:33,222 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_lock_initErr3REQUIRES_VIOLATION (201 of 206 remaining) [2021-12-18 21:43:33,222 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location zf_pingErr0REQUIRES_VIOLATION (200 of 206 remaining) [2021-12-18 21:43:33,222 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location zf_pingErr1REQUIRES_VIOLATION (199 of 206 remaining) [2021-12-18 21:43:33,222 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location add_timerErr0REQUIRES_VIOLATION (198 of 206 remaining) [2021-12-18 21:43:33,222 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location add_timerErr1REQUIRES_VIOLATION (197 of 206 remaining) [2021-12-18 21:43:33,223 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_unlock_irqrestoreErr0REQUIRES_VIOLATION (196 of 206 remaining) [2021-12-18 21:43:33,223 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_unlock_irqrestoreErr1REQUIRES_VIOLATION (195 of 206 remaining) [2021-12-18 21:43:33,223 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_lock_irqsaveErr0REQUIRES_VIOLATION (194 of 206 remaining) [2021-12-18 21:43:33,223 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_lock_irqsaveErr1REQUIRES_VIOLATION (193 of 206 remaining) [2021-12-18 21:43:33,223 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr0REQUIRES_VIOLATION (192 of 206 remaining) [2021-12-18 21:43:33,224 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr1REQUIRES_VIOLATION (191 of 206 remaining) [2021-12-18 21:43:33,224 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr2REQUIRES_VIOLATION (190 of 206 remaining) [2021-12-18 21:43:33,224 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr3REQUIRES_VIOLATION (189 of 206 remaining) [2021-12-18 21:43:33,224 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr4REQUIRES_VIOLATION (188 of 206 remaining) [2021-12-18 21:43:33,224 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr5REQUIRES_VIOLATION (187 of 206 remaining) [2021-12-18 21:43:33,224 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr6REQUIRES_VIOLATION (186 of 206 remaining) [2021-12-18 21:43:33,225 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr7REQUIRES_VIOLATION (185 of 206 remaining) [2021-12-18 21:43:33,225 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr8REQUIRES_VIOLATION (184 of 206 remaining) [2021-12-18 21:43:33,225 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr9REQUIRES_VIOLATION (183 of 206 remaining) [2021-12-18 21:43:33,225 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr10REQUIRES_VIOLATION (182 of 206 remaining) [2021-12-18 21:43:33,225 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location cdev_addErr11REQUIRES_VIOLATION (181 of 206 remaining) [2021-12-18 21:43:33,226 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_lockErr0REQUIRES_VIOLATION (180 of 206 remaining) [2021-12-18 21:43:33,226 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_lockErr1REQUIRES_VIOLATION (179 of 206 remaining) [2021-12-18 21:43:33,226 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr0REQUIRES_VIOLATION (178 of 206 remaining) [2021-12-18 21:43:33,226 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr1REQUIRES_VIOLATION (177 of 206 remaining) [2021-12-18 21:43:33,226 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr2REQUIRES_VIOLATION (176 of 206 remaining) [2021-12-18 21:43:33,226 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr3REQUIRES_VIOLATION (175 of 206 remaining) [2021-12-18 21:43:33,227 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr4REQUIRES_VIOLATION (174 of 206 remaining) [2021-12-18 21:43:33,227 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr5REQUIRES_VIOLATION (173 of 206 remaining) [2021-12-18 21:43:33,227 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr6REQUIRES_VIOLATION (172 of 206 remaining) [2021-12-18 21:43:33,227 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr7REQUIRES_VIOLATION (171 of 206 remaining) [2021-12-18 21:43:33,227 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr8REQUIRES_VIOLATION (170 of 206 remaining) [2021-12-18 21:43:33,228 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr9REQUIRES_VIOLATION (169 of 206 remaining) [2021-12-18 21:43:33,228 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_unlockErr0REQUIRES_VIOLATION (168 of 206 remaining) [2021-12-18 21:43:33,228 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location spin_unlockErr1REQUIRES_VIOLATION (167 of 206 remaining) [2021-12-18 21:43:33,228 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location del_timerErr0REQUIRES_VIOLATION (166 of 206 remaining) [2021-12-18 21:43:33,229 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location del_timerErr1REQUIRES_VIOLATION (165 of 206 remaining) [2021-12-18 21:43:33,229 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0REQUIRES_VIOLATION (164 of 206 remaining) [2021-12-18 21:43:33,229 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1REQUIRES_VIOLATION (163 of 206 remaining) [2021-12-18 21:43:33,229 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2REQUIRES_VIOLATION (162 of 206 remaining) [2021-12-18 21:43:33,229 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3REQUIRES_VIOLATION (161 of 206 remaining) [2021-12-18 21:43:33,229 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4REQUIRES_VIOLATION (160 of 206 remaining) [2021-12-18 21:43:33,230 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5REQUIRES_VIOLATION (159 of 206 remaining) [2021-12-18 21:43:33,230 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6REQUIRES_VIOLATION (158 of 206 remaining) [2021-12-18 21:43:33,230 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7REQUIRES_VIOLATION (157 of 206 remaining) [2021-12-18 21:43:33,230 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8REQUIRES_VIOLATION (156 of 206 remaining) [2021-12-18 21:43:33,230 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9REQUIRES_VIOLATION (155 of 206 remaining) [2021-12-18 21:43:33,230 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10REQUIRES_VIOLATION (154 of 206 remaining) [2021-12-18 21:43:33,230 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11REQUIRES_VIOLATION (153 of 206 remaining) [2021-12-18 21:43:33,231 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12REQUIRES_VIOLATION (152 of 206 remaining) [2021-12-18 21:43:33,231 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13REQUIRES_VIOLATION (151 of 206 remaining) [2021-12-18 21:43:33,231 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14REQUIRES_VIOLATION (150 of 206 remaining) [2021-12-18 21:43:33,231 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15REQUIRES_VIOLATION (149 of 206 remaining) [2021-12-18 21:43:33,231 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16REQUIRES_VIOLATION (148 of 206 remaining) [2021-12-18 21:43:33,231 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17REQUIRES_VIOLATION (147 of 206 remaining) [2021-12-18 21:43:33,231 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18REQUIRES_VIOLATION (146 of 206 remaining) [2021-12-18 21:43:33,231 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19REQUIRES_VIOLATION (145 of 206 remaining) [2021-12-18 21:43:33,232 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20REQUIRES_VIOLATION (144 of 206 remaining) [2021-12-18 21:43:33,232 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21REQUIRES_VIOLATION (143 of 206 remaining) [2021-12-18 21:43:33,232 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22REQUIRES_VIOLATION (142 of 206 remaining) [2021-12-18 21:43:33,232 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23REQUIRES_VIOLATION (141 of 206 remaining) [2021-12-18 21:43:33,232 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24REQUIRES_VIOLATION (140 of 206 remaining) [2021-12-18 21:43:33,232 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25REQUIRES_VIOLATION (139 of 206 remaining) [2021-12-18 21:43:33,232 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26REQUIRES_VIOLATION (138 of 206 remaining) [2021-12-18 21:43:33,232 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27REQUIRES_VIOLATION (137 of 206 remaining) [2021-12-18 21:43:33,233 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28REQUIRES_VIOLATION (136 of 206 remaining) [2021-12-18 21:43:33,233 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29REQUIRES_VIOLATION (135 of 206 remaining) [2021-12-18 21:43:33,233 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30REQUIRES_VIOLATION (134 of 206 remaining) [2021-12-18 21:43:33,233 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31REQUIRES_VIOLATION (133 of 206 remaining) [2021-12-18 21:43:33,233 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32REQUIRES_VIOLATION (132 of 206 remaining) [2021-12-18 21:43:33,235 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33REQUIRES_VIOLATION (131 of 206 remaining) [2021-12-18 21:43:33,235 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34REQUIRES_VIOLATION (130 of 206 remaining) [2021-12-18 21:43:33,235 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35REQUIRES_VIOLATION (129 of 206 remaining) [2021-12-18 21:43:33,235 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36REQUIRES_VIOLATION (128 of 206 remaining) [2021-12-18 21:43:33,235 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37REQUIRES_VIOLATION (127 of 206 remaining) [2021-12-18 21:43:33,235 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38REQUIRES_VIOLATION (126 of 206 remaining) [2021-12-18 21:43:33,235 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39REQUIRES_VIOLATION (125 of 206 remaining) [2021-12-18 21:43:33,236 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40REQUIRES_VIOLATION (124 of 206 remaining) [2021-12-18 21:43:33,236 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41REQUIRES_VIOLATION (123 of 206 remaining) [2021-12-18 21:43:33,236 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr42REQUIRES_VIOLATION (122 of 206 remaining) [2021-12-18 21:43:33,236 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr43REQUIRES_VIOLATION (121 of 206 remaining) [2021-12-18 21:43:33,236 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr44REQUIRES_VIOLATION (120 of 206 remaining) [2021-12-18 21:43:33,236 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr45REQUIRES_VIOLATION (119 of 206 remaining) [2021-12-18 21:43:33,236 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr46REQUIRES_VIOLATION (118 of 206 remaining) [2021-12-18 21:43:33,236 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr47REQUIRES_VIOLATION (117 of 206 remaining) [2021-12-18 21:43:33,237 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr48REQUIRES_VIOLATION (116 of 206 remaining) [2021-12-18 21:43:33,237 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr49REQUIRES_VIOLATION (115 of 206 remaining) [2021-12-18 21:43:33,237 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr50REQUIRES_VIOLATION (114 of 206 remaining) [2021-12-18 21:43:33,237 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr51REQUIRES_VIOLATION (113 of 206 remaining) [2021-12-18 21:43:33,237 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr52REQUIRES_VIOLATION (112 of 206 remaining) [2021-12-18 21:43:33,237 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr53REQUIRES_VIOLATION (111 of 206 remaining) [2021-12-18 21:43:33,237 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr54REQUIRES_VIOLATION (110 of 206 remaining) [2021-12-18 21:43:33,237 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr55REQUIRES_VIOLATION (109 of 206 remaining) [2021-12-18 21:43:33,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr56REQUIRES_VIOLATION (108 of 206 remaining) [2021-12-18 21:43:33,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr57REQUIRES_VIOLATION (107 of 206 remaining) [2021-12-18 21:43:33,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr58REQUIRES_VIOLATION (106 of 206 remaining) [2021-12-18 21:43:33,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr59REQUIRES_VIOLATION (105 of 206 remaining) [2021-12-18 21:43:33,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr60REQUIRES_VIOLATION (104 of 206 remaining) [2021-12-18 21:43:33,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr61REQUIRES_VIOLATION (103 of 206 remaining) [2021-12-18 21:43:33,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr62REQUIRES_VIOLATION (102 of 206 remaining) [2021-12-18 21:43:33,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr63REQUIRES_VIOLATION (101 of 206 remaining) [2021-12-18 21:43:33,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr64REQUIRES_VIOLATION (100 of 206 remaining) [2021-12-18 21:43:33,239 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr65REQUIRES_VIOLATION (99 of 206 remaining) [2021-12-18 21:43:33,239 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr66REQUIRES_VIOLATION (98 of 206 remaining) [2021-12-18 21:43:33,239 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr67REQUIRES_VIOLATION (97 of 206 remaining) [2021-12-18 21:43:33,239 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr68REQUIRES_VIOLATION (96 of 206 remaining) [2021-12-18 21:43:33,239 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr69REQUIRES_VIOLATION (95 of 206 remaining) [2021-12-18 21:43:33,239 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr70REQUIRES_VIOLATION (94 of 206 remaining) [2021-12-18 21:43:33,239 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr71REQUIRES_VIOLATION (93 of 206 remaining) [2021-12-18 21:43:33,239 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr72REQUIRES_VIOLATION (92 of 206 remaining) [2021-12-18 21:43:33,240 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr73REQUIRES_VIOLATION (91 of 206 remaining) [2021-12-18 21:43:33,240 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr74REQUIRES_VIOLATION (90 of 206 remaining) [2021-12-18 21:43:33,240 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr75REQUIRES_VIOLATION (89 of 206 remaining) [2021-12-18 21:43:33,240 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr76REQUIRES_VIOLATION (88 of 206 remaining) [2021-12-18 21:43:33,240 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr77REQUIRES_VIOLATION (87 of 206 remaining) [2021-12-18 21:43:33,240 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr78REQUIRES_VIOLATION (86 of 206 remaining) [2021-12-18 21:43:33,240 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr79REQUIRES_VIOLATION (85 of 206 remaining) [2021-12-18 21:43:33,240 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr80REQUIRES_VIOLATION (84 of 206 remaining) [2021-12-18 21:43:33,241 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr81REQUIRES_VIOLATION (83 of 206 remaining) [2021-12-18 21:43:33,241 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr82REQUIRES_VIOLATION (82 of 206 remaining) [2021-12-18 21:43:33,241 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr83REQUIRES_VIOLATION (81 of 206 remaining) [2021-12-18 21:43:33,241 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr84REQUIRES_VIOLATION (80 of 206 remaining) [2021-12-18 21:43:33,241 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr85REQUIRES_VIOLATION (79 of 206 remaining) [2021-12-18 21:43:33,241 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr86REQUIRES_VIOLATION (78 of 206 remaining) [2021-12-18 21:43:33,241 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr87REQUIRES_VIOLATION (77 of 206 remaining) [2021-12-18 21:43:33,241 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr88REQUIRES_VIOLATION (76 of 206 remaining) [2021-12-18 21:43:33,242 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr89REQUIRES_VIOLATION (75 of 206 remaining) [2021-12-18 21:43:33,242 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr90REQUIRES_VIOLATION (74 of 206 remaining) [2021-12-18 21:43:33,242 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr91REQUIRES_VIOLATION (73 of 206 remaining) [2021-12-18 21:43:33,242 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr92REQUIRES_VIOLATION (72 of 206 remaining) [2021-12-18 21:43:33,242 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr93REQUIRES_VIOLATION (71 of 206 remaining) [2021-12-18 21:43:33,242 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr94REQUIRES_VIOLATION (70 of 206 remaining) [2021-12-18 21:43:33,242 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr95REQUIRES_VIOLATION (69 of 206 remaining) [2021-12-18 21:43:33,242 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr96REQUIRES_VIOLATION (68 of 206 remaining) [2021-12-18 21:43:33,242 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr97REQUIRES_VIOLATION (67 of 206 remaining) [2021-12-18 21:43:33,243 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr98REQUIRES_VIOLATION (66 of 206 remaining) [2021-12-18 21:43:33,243 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr99REQUIRES_VIOLATION (65 of 206 remaining) [2021-12-18 21:43:33,243 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr100REQUIRES_VIOLATION (64 of 206 remaining) [2021-12-18 21:43:33,243 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr101REQUIRES_VIOLATION (63 of 206 remaining) [2021-12-18 21:43:33,243 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr102REQUIRES_VIOLATION (62 of 206 remaining) [2021-12-18 21:43:33,243 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr103REQUIRES_VIOLATION (61 of 206 remaining) [2021-12-18 21:43:33,243 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr104REQUIRES_VIOLATION (60 of 206 remaining) [2021-12-18 21:43:33,243 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr105REQUIRES_VIOLATION (59 of 206 remaining) [2021-12-18 21:43:33,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr106REQUIRES_VIOLATION (58 of 206 remaining) [2021-12-18 21:43:33,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr107REQUIRES_VIOLATION (57 of 206 remaining) [2021-12-18 21:43:33,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr108REQUIRES_VIOLATION (56 of 206 remaining) [2021-12-18 21:43:33,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr109REQUIRES_VIOLATION (55 of 206 remaining) [2021-12-18 21:43:33,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr110REQUIRES_VIOLATION (54 of 206 remaining) [2021-12-18 21:43:33,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr111REQUIRES_VIOLATION (53 of 206 remaining) [2021-12-18 21:43:33,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr112REQUIRES_VIOLATION (52 of 206 remaining) [2021-12-18 21:43:33,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr113REQUIRES_VIOLATION (51 of 206 remaining) [2021-12-18 21:43:33,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr114REQUIRES_VIOLATION (50 of 206 remaining) [2021-12-18 21:43:33,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr115REQUIRES_VIOLATION (49 of 206 remaining) [2021-12-18 21:43:33,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr116REQUIRES_VIOLATION (48 of 206 remaining) [2021-12-18 21:43:33,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr117REQUIRES_VIOLATION (47 of 206 remaining) [2021-12-18 21:43:33,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr118REQUIRES_VIOLATION (46 of 206 remaining) [2021-12-18 21:43:33,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr119REQUIRES_VIOLATION (45 of 206 remaining) [2021-12-18 21:43:33,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr120REQUIRES_VIOLATION (44 of 206 remaining) [2021-12-18 21:43:33,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr121REQUIRES_VIOLATION (43 of 206 remaining) [2021-12-18 21:43:33,246 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr122REQUIRES_VIOLATION (42 of 206 remaining) [2021-12-18 21:43:33,246 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr123REQUIRES_VIOLATION (41 of 206 remaining) [2021-12-18 21:43:33,246 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr124REQUIRES_VIOLATION (40 of 206 remaining) [2021-12-18 21:43:33,246 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr125REQUIRES_VIOLATION (39 of 206 remaining) [2021-12-18 21:43:33,246 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr126REQUIRES_VIOLATION (38 of 206 remaining) [2021-12-18 21:43:33,246 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr127REQUIRES_VIOLATION (37 of 206 remaining) [2021-12-18 21:43:33,246 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr128REQUIRES_VIOLATION (36 of 206 remaining) [2021-12-18 21:43:33,246 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr129REQUIRES_VIOLATION (35 of 206 remaining) [2021-12-18 21:43:33,247 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr130REQUIRES_VIOLATION (34 of 206 remaining) [2021-12-18 21:43:33,247 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr131REQUIRES_VIOLATION (33 of 206 remaining) [2021-12-18 21:43:33,247 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr132REQUIRES_VIOLATION (32 of 206 remaining) [2021-12-18 21:43:33,247 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr133REQUIRES_VIOLATION (31 of 206 remaining) [2021-12-18 21:43:33,247 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr134REQUIRES_VIOLATION (30 of 206 remaining) [2021-12-18 21:43:33,247 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr135REQUIRES_VIOLATION (29 of 206 remaining) [2021-12-18 21:43:33,247 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr136REQUIRES_VIOLATION (28 of 206 remaining) [2021-12-18 21:43:33,247 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr137REQUIRES_VIOLATION (27 of 206 remaining) [2021-12-18 21:43:33,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr138REQUIRES_VIOLATION (26 of 206 remaining) [2021-12-18 21:43:33,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr139REQUIRES_VIOLATION (25 of 206 remaining) [2021-12-18 21:43:33,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr140REQUIRES_VIOLATION (24 of 206 remaining) [2021-12-18 21:43:33,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr141REQUIRES_VIOLATION (23 of 206 remaining) [2021-12-18 21:43:33,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr142REQUIRES_VIOLATION (22 of 206 remaining) [2021-12-18 21:43:33,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr143REQUIRES_VIOLATION (21 of 206 remaining) [2021-12-18 21:43:33,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr144REQUIRES_VIOLATION (20 of 206 remaining) [2021-12-18 21:43:33,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr145REQUIRES_VIOLATION (19 of 206 remaining) [2021-12-18 21:43:33,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr146REQUIRES_VIOLATION (18 of 206 remaining) [2021-12-18 21:43:33,249 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr147REQUIRES_VIOLATION (17 of 206 remaining) [2021-12-18 21:43:33,249 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr148REQUIRES_VIOLATION (16 of 206 remaining) [2021-12-18 21:43:33,249 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr149REQUIRES_VIOLATION (15 of 206 remaining) [2021-12-18 21:43:33,249 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr150REQUIRES_VIOLATION (14 of 206 remaining) [2021-12-18 21:43:33,249 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr151REQUIRES_VIOLATION (13 of 206 remaining) [2021-12-18 21:43:33,249 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr152REQUIRES_VIOLATION (12 of 206 remaining) [2021-12-18 21:43:33,249 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr153REQUIRES_VIOLATION (11 of 206 remaining) [2021-12-18 21:43:33,250 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr154REQUIRES_VIOLATION (10 of 206 remaining) [2021-12-18 21:43:33,250 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr155REQUIRES_VIOLATION (9 of 206 remaining) [2021-12-18 21:43:33,250 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr156REQUIRES_VIOLATION (8 of 206 remaining) [2021-12-18 21:43:33,250 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr157REQUIRES_VIOLATION (7 of 206 remaining) [2021-12-18 21:43:33,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr158REQUIRES_VIOLATION (6 of 206 remaining) [2021-12-18 21:43:33,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr159REQUIRES_VIOLATION (5 of 206 remaining) [2021-12-18 21:43:33,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr160REQUIRES_VIOLATION (4 of 206 remaining) [2021-12-18 21:43:33,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr161REQUIRES_VIOLATION (3 of 206 remaining) [2021-12-18 21:43:33,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr162REQUIRES_VIOLATION (2 of 206 remaining) [2021-12-18 21:43:33,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr163REQUIRES_VIOLATION (1 of 206 remaining) [2021-12-18 21:43:33,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr164ASSERT_VIOLATIONMEMORY_LEAK (0 of 206 remaining) [2021-12-18 21:43:33,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-12-18 21:43:33,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-18 21:43:33,470 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1, 1, 1, 1, 1] [2021-12-18 21:43:33,473 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-18 21:43:33,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 09:43:33 BoogieIcfgContainer [2021-12-18 21:43:33,605 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-18 21:43:33,606 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-18 21:43:33,606 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-18 21:43:33,606 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-18 21:43:33,606 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:41:49" (3/4) ... [2021-12-18 21:43:33,608 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-18 21:43:33,608 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-18 21:43:33,608 INFO L158 Benchmark]: Toolchain (without parser) took 109868.04ms. Allocated memory was 58.7MB in the beginning and 176.2MB in the end (delta: 117.4MB). Free memory was 33.5MB in the beginning and 120.7MB in the end (delta: -87.2MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2021-12-18 21:43:33,609 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 21:43:33,609 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1279.64ms. Allocated memory was 58.7MB in the beginning and 90.2MB in the end (delta: 31.5MB). Free memory was 33.2MB in the beginning and 45.5MB in the end (delta: -12.2MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2021-12-18 21:43:33,609 INFO L158 Benchmark]: Boogie Procedure Inliner took 159.28ms. Allocated memory is still 90.2MB. Free memory was 45.5MB in the beginning and 57.3MB in the end (delta: -11.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-12-18 21:43:33,609 INFO L158 Benchmark]: Boogie Preprocessor took 68.36ms. Allocated memory is still 90.2MB. Free memory was 57.3MB in the beginning and 49.4MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-18 21:43:33,609 INFO L158 Benchmark]: RCFGBuilder took 4508.80ms. Allocated memory was 90.2MB in the beginning and 176.2MB in the end (delta: 86.0MB). Free memory was 48.9MB in the beginning and 133.3MB in the end (delta: -84.5MB). Peak memory consumption was 101.7MB. Max. memory is 16.1GB. [2021-12-18 21:43:33,609 INFO L158 Benchmark]: TraceAbstraction took 103844.58ms. Allocated memory is still 176.2MB. Free memory was 133.3MB in the beginning and 120.7MB in the end (delta: 12.6MB). Peak memory consumption was 104.4MB. Max. memory is 16.1GB. [2021-12-18 21:43:33,609 INFO L158 Benchmark]: Witness Printer took 2.33ms. Allocated memory is still 176.2MB. Free memory is still 120.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 21:43:33,610 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1279.64ms. Allocated memory was 58.7MB in the beginning and 90.2MB in the end (delta: 31.5MB). Free memory was 33.2MB in the beginning and 45.5MB in the end (delta: -12.2MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 159.28ms. Allocated memory is still 90.2MB. Free memory was 45.5MB in the beginning and 57.3MB in the end (delta: -11.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.36ms. Allocated memory is still 90.2MB. Free memory was 57.3MB in the beginning and 49.4MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4508.80ms. Allocated memory was 90.2MB in the beginning and 176.2MB in the end (delta: 86.0MB). Free memory was 48.9MB in the beginning and 133.3MB in the end (delta: -84.5MB). Peak memory consumption was 101.7MB. Max. memory is 16.1GB. * TraceAbstraction took 103844.58ms. Allocated memory is still 176.2MB. Free memory was 133.3MB in the beginning and 120.7MB in the end (delta: 12.6MB). Peak memory consumption was 104.4MB. Max. memory is 16.1GB. * Witness Printer took 2.33ms. Allocated memory is still 176.2MB. Free memory is still 120.7MB. There was no memory consumed. Max. memory is 16.1GB. * 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: 12]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of large string literal at line 1476, overapproximation of memtrack at line 12. Possible FailurePath: [L20] int current_execution_context; [L31] int (* _ddv_module_init)(void); [L32] void (* _ddv_module_exit)(void); [L232] unsigned long jiffies; [L1476] char _ddv_module_author[] = "Fernando Fuganti "; [L1477] char _ddv_module_description[] = "MachZ ZF-Logic Watchdog driver"; [L1478] char _ddv_module_license[] = "GPL"; [L1480] static int nowayout = 0; [L1481] char _ddv_module_param_nowayout [] = "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"; [L1485-L1489] static struct watchdog_info zf_info = { .options = 0x8000 | 0x0100, .firmware_version = 1, .identity = "ZF-Logic watchdog", }; [L1490] static int action = 0; [L1491] char _ddv_module_param_action [] = "after watchdog resets, generate: 0 = RESET(*) 1 = SMI 2 = NMI 3 = SCI"; [L1493] static int zf_action = 0x0800; [L1494] static unsigned long zf_is_open; [L1495] static char zf_expect_close; [L1496] static spinlock_t zf_lock; [L1497] static spinlock_t zf_port_lock; [L1498] static struct timer_list zf_timer; [L1499] static unsigned long next_heartbeat = 0; [L1745-L1752] static const struct file_operations zf_fops = { .owner = ((struct module *) 0), .llseek = no_llseek, .write = zf_write, .ioctl = zf_ioctl, .open = zf_open, .release = zf_close, }; [L1754-L1758] static struct miscdevice zf_miscdev = { .minor = 130, .name = "watchdog", .fops = (struct file_operations *)&zf_fops, }; [L1765-L1767] static struct notifier_block zf_notifier = { .notifier_call = zf_notify_sys, }; [L1847] int (* _ddv_tmp_init)(void) = zf_init; [L1848] void (* _ddv_tmp_exit)(void) = zf_exit; [L1899] struct cdev fixed_cdev[1]; [L1900] int fixed_cdev_used = 0; [L1902] short number_cdev_registered = 0; [L1913] struct ddv_cdev cdev_registered[1]; [L2450] short number_genhd_registered = 0; [L2451] short number_fixed_genhd_used = 0; [L2462] struct gendisk fixed_gendisk[10]; [L2463] struct ddv_genhd genhd_registered[10]; [L2613] struct ddv_pci_driver registered_pci_driver; [L2624] struct registered_irq registered_irq[16]; [L2634] short number_tasklet_registered = 0; [L2641] struct ddv_tasklet tasklet_registered[1]; [L2651] short number_timer_registered = 0; [L2657] struct ddv_timer timer_registered[1]; [L2667] struct work_struct *shared_workqueue[10]; [L2677] spinlock_t kernel_lock; [L3363] request_queue_t fixed_request_queue[10]; [L3365] int number_request_queue_used = 0; [L3449] struct proc_dir_entry *proc_root_driver; [L3759] struct ddv_tty_driver global_tty_driver; [L3938] int ddv_ioport_request_start; [L3939] int ddv_ioport_request_len; VAL [={0:0}, ={0:0}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=0, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L1852] _ddv_module_init = zf_init [L1853] _ddv_module_exit = zf_exit [L1854] CALL call_ddv() [L2741] int err; [L2743] current_execution_context = 1 [L2745] CALL init_kernel() [L2681] int i; VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2683] CALL spin_lock_init(&kernel_lock) VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L4198] lock->init = 1 VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, lock={56:0}, lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L4199] lock->locked = 0 VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, lock={56:0}, lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2683] RET spin_lock_init(&kernel_lock) VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] i = 0 VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=0, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] COND TRUE i < 10 VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=0, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2686] shared_workqueue[i] = ((void *)0) VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=0, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] i++ VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=1, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] COND TRUE i < 10 VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=1, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2686] shared_workqueue[i] = ((void *)0) VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=1, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] i++ VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=2, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] COND TRUE i < 10 VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=2, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2686] shared_workqueue[i] = ((void *)0) VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=2, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] i++ VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=3, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] COND TRUE i < 10 VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=3, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2686] shared_workqueue[i] = ((void *)0) VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=3, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] i++ VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=4, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] COND TRUE i < 10 VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=4, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2686] shared_workqueue[i] = ((void *)0) VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=4, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] i++ VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=5, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] COND TRUE i < 10 VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=5, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2686] shared_workqueue[i] = ((void *)0) VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=5, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] i++ VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=6, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] COND TRUE i < 10 VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=6, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2686] shared_workqueue[i] = ((void *)0) VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=6, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] i++ VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=7, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] COND TRUE i < 10 VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=7, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2686] shared_workqueue[i] = ((void *)0) VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=7, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] i++ VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=8, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] COND TRUE i < 10 VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=8, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2686] shared_workqueue[i] = ((void *)0) VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=8, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] i++ VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=9, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] COND TRUE i < 10 VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=9, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2686] shared_workqueue[i] = ((void *)0) VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=9, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] i++ VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=10, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2685] COND FALSE !(i < 10) VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=10, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2689] i = 0 VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=0, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2689] COND TRUE i < 1 VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=0, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2690] tasklet_registered[i].tasklet = ((void *)0) VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=0, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2691] tasklet_registered[i].is_running = 0 VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=0, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2689] i++ VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=1, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2689] COND FALSE !(i < 1) VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, i=1, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L2745] RET init_kernel() [L2747] CALL (* _ddv_module_init)() [L1778] int ret; VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L1780] CALL printk("<6>" "machzwd" ": MachZ ZF-Logic Watchdog driver initializing.\n") VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, fmt={21:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L4525] return 0; VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, \result=0, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, fmt={21:0}, fmt={21:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L1780] RET printk("<6>" "machzwd" ": MachZ ZF-Logic Watchdog driver initializing.\n") VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, printk("<6>" "machzwd" ": MachZ ZF-Logic Watchdog driver initializing.\n")=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L1782] CALL zf_readw(0x02) VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L1471] CALL outb(port, 0x218) VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, \old(byte)=2, \old(port)=536, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L3978] CALL __VERIFIER_assert(port >= ddv_ioport_request_start && port < ddv_ioport_request_start + ddv_ioport_request_len, "I/O port is requested") VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, \old(expression)=0, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, x={28:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L12] COND TRUE !expression VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, \old(expression)=0, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, expression=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, x={28:0}, x={28:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] [L12] reach_error() VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, \old(expression)=0, action=0, cdev_registered={48:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, expression=0, fixed_cdev={47:0}, fixed_cdev_used=0, fixed_gendisk={49:0}, fixed_request_queue={57:0}, genhd_registered={50:0}, global_tty_driver={58:0}, jiffies=0, kernel_lock={56:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={52:0}, registered_pci_driver={51:0}, shared_workqueue={55:0}, tasklet_registered={53:0}, timer_registered={54:0}, x={28:0}, x={28:0}, zf_action=2048, zf_expect_close=0, zf_fops={44:0}, zf_info={39:0}, zf_is_open={40:0}, zf_lock={41:0}, zf_miscdev={45:0}, zf_notifier={46:0}, zf_port_lock={42:0}, zf_timer={43:0}] - UnprovableResult [Line: 4198]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4198]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4199]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4199]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1617]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1617]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4305]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4305]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4265]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4265]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4222]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4222]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3864]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3864]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3865]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3865]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3873]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3873]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3874]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3874]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3875]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3875]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3876]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3876]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4210]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4210]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4562]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4562]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4563]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4563]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4553]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4553]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1577]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1577]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4256]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4256]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4316]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4316]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2686]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2686]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2690]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2690]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2691]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2691]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1773]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1773]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3516]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3516]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3517]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3517]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3517]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3517]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3519]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3519]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4291]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4291]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4292]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4292]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4293]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4293]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1824]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1824]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1825]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1825]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2784]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2784]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2784]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2784]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2784]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2784]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2785]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2785]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2789]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2789]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2788]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2788]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2788]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2788]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2788]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2788]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2794]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2794]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2794]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2794]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2794]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2794]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2795]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2795]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2798]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2798]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2798]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2798]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2798]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2798]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2808]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2808]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2808]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2808]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2808]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2808]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2809]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2809]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2812]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2812]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2812]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2812]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2812]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2812]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2828]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2828]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2828]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2828]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2828]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2828]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2832]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2832]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2832]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2832]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2832]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2832]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2849]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2849]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2849]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2849]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2849]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2849]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2850]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2850]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2851]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2851]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2851]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2851]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2851]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2851]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2855]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2855]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2863]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2863]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2863]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2863]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2863]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2863]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2864]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2864]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2865]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2865]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2865]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2865]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2865]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2865]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2869]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 2869]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3132]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3132]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3132]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3132]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3133]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3133]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3133]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3133]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3133]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3133]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3133]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3133]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3053]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3053]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3054]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3054]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3054]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3054]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4408]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4408]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4409]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4409]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4409]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4409]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4409]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4409]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4409]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4409]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4410]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 4410]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3115]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3115]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3116]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3116]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3116]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3116]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3117]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3117]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3118]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3118]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3118]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3118]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3118]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3118]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3118]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3118]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3119]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3119]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3120]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 3120]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 1850]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 680 locations, 206 error locations. Started 1 CEGAR loops. OverallTime: 103.7s, OverallIterations: 12, TraceHistogramMax: 11, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 90.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 19 mSolverCounterUnknown, 8106 SdHoareTripleChecker+Valid, 87.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8004 mSDsluCounter, 38765 SdHoareTripleChecker+Invalid, 82.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 30020 mSDsCounter, 641 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14512 IncrementalHoareTripleChecker+Invalid, 15172 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 641 mSolverCounterUnsat, 8745 mSDtfsCounter, 14512 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 370 GetRequests, 270 SyntacticMatches, 1 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1261occurred in iteration=7, InterpolantAutomatonStates: 88, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 1422 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 294 NumberOfCodeBlocks, 246 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 346 ConstructedInterpolants, 0 QuantifiedInterpolants, 4085 SizeOfPredicates, 8 NumberOfNonLiveVariables, 6329 ConjunctsInSsa, 73 ConjunctsInUnsatCore, 16 InterpolantComputations, 6 PerfectInterpolantSequences, 206/674 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 [2021-12-18 21:43:33,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample