./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e10b2441e14d74a50d8506d85f59a648f8fbd39a ........................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e10b2441e14d74a50d8506d85f59a648f8fbd39a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 07:04:27,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 07:04:27,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 07:04:27,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 07:04:27,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 07:04:27,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 07:04:27,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 07:04:27,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 07:04:27,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 07:04:27,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 07:04:27,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 07:04:27,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 07:04:27,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 07:04:27,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 07:04:27,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 07:04:27,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 07:04:27,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 07:04:27,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 07:04:27,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 07:04:27,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 07:04:27,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 07:04:27,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 07:04:27,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 07:04:27,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 07:04:27,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 07:04:27,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 07:04:27,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 07:04:27,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 07:04:27,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 07:04:27,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 07:04:27,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 07:04:27,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 07:04:27,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 07:04:27,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 07:04:27,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 07:04:27,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 07:04:27,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 07:04:27,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 07:04:27,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 07:04:27,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 07:04:27,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 07:04:27,511 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 07:04:27,532 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 07:04:27,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 07:04:27,533 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 07:04:27,533 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 07:04:27,534 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 07:04:27,534 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 07:04:27,534 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 07:04:27,534 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 07:04:27,534 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 07:04:27,534 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 07:04:27,534 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 07:04:27,534 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 07:04:27,535 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 07:04:27,535 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 07:04:27,535 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 07:04:27,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 07:04:27,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 07:04:27,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 07:04:27,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 07:04:27,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 07:04:27,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 07:04:27,536 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 07:04:27,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 07:04:27,536 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 07:04:27,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 07:04:27,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 07:04:27,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 07:04:27,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 07:04:27,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 07:04:27,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 07:04:27,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 07:04:27,538 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 07:04:27,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 07:04:27,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 07:04:27,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 07:04:27,538 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 07:04:27,538 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e10b2441e14d74a50d8506d85f59a648f8fbd39a [2020-12-09 07:04:27,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 07:04:27,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 07:04:27,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 07:04:27,742 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 07:04:27,743 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 07:04:27,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2020-12-09 07:04:27,788 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/data/9a684b4f7/6fbf950b2a8f48f6978325dd00b3bb71/FLAG84c5f3c0a [2020-12-09 07:04:28,280 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 07:04:28,280 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2020-12-09 07:04:28,299 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/data/9a684b4f7/6fbf950b2a8f48f6978325dd00b3bb71/FLAG84c5f3c0a [2020-12-09 07:04:28,766 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/data/9a684b4f7/6fbf950b2a8f48f6978325dd00b3bb71 [2020-12-09 07:04:28,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 07:04:28,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 07:04:28,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 07:04:28,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 07:04:28,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 07:04:28,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:04:28" (1/1) ... [2020-12-09 07:04:28,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@adc5b9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:28, skipping insertion in model container [2020-12-09 07:04:28,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:04:28" (1/1) ... [2020-12-09 07:04:28,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 07:04:28,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 07:04:29,066 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2020-12-09 07:04:29,067 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2020-12-09 07:04:29,167 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2020-12-09 07:04:29,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 07:04:29,323 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) [2020-12-09 07:04:29,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6416b539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:29, skipping insertion in model container [2020-12-09 07:04:29,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 07:04:29,324 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 07:04:29,326 INFO L168 Benchmark]: Toolchain (without parser) took 555.33 ms. Allocated memory is still 117.4 MB. Free memory was 77.2 MB in the beginning and 74.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2020-12-09 07:04:29,326 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 117.4 MB. Free memory was 88.4 MB in the beginning and 88.3 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 07:04:29,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 553.55 ms. Allocated memory is still 117.4 MB. Free memory was 76.9 MB in the beginning and 74.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2020-12-09 07:04:29,328 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 117.4 MB. Free memory was 88.4 MB in the beginning and 88.3 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 553.55 ms. Allocated memory is still 117.4 MB. Free memory was 76.9 MB in the beginning and 74.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2207]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 07:04:30,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 07:04:30,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 07:04:30,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 07:04:30,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 07:04:30,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 07:04:30,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 07:04:30,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 07:04:30,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 07:04:30,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 07:04:30,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 07:04:30,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 07:04:30,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 07:04:30,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 07:04:30,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 07:04:30,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 07:04:30,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 07:04:30,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 07:04:30,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 07:04:30,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 07:04:30,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 07:04:30,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 07:04:30,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 07:04:30,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 07:04:30,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 07:04:30,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 07:04:30,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 07:04:30,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 07:04:30,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 07:04:30,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 07:04:30,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 07:04:30,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 07:04:30,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 07:04:30,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 07:04:30,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 07:04:30,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 07:04:30,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 07:04:30,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 07:04:30,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 07:04:30,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 07:04:30,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 07:04:30,765 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 07:04:30,784 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 07:04:30,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 07:04:30,785 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 07:04:30,785 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 07:04:30,785 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 07:04:30,785 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 07:04:30,786 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 07:04:30,786 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 07:04:30,786 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 07:04:30,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 07:04:30,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 07:04:30,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 07:04:30,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 07:04:30,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 07:04:30,787 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 07:04:30,787 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 07:04:30,787 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 07:04:30,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 07:04:30,787 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 07:04:30,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 07:04:30,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 07:04:30,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 07:04:30,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 07:04:30,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 07:04:30,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 07:04:30,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 07:04:30,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 07:04:30,789 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 07:04:30,789 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 07:04:30,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 07:04:30,789 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 07:04:30,789 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 07:04:30,789 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e10b2441e14d74a50d8506d85f59a648f8fbd39a [2020-12-09 07:04:31,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 07:04:31,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 07:04:31,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 07:04:31,047 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 07:04:31,048 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 07:04:31,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2020-12-09 07:04:31,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/data/88b745952/2d2ac3b921584081938dfd3f3e7643d0/FLAG996f7d0d8 [2020-12-09 07:04:31,576 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 07:04:31,577 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2020-12-09 07:04:31,596 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/data/88b745952/2d2ac3b921584081938dfd3f3e7643d0/FLAG996f7d0d8 [2020-12-09 07:04:31,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/data/88b745952/2d2ac3b921584081938dfd3f3e7643d0 [2020-12-09 07:04:31,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 07:04:31,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 07:04:31,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 07:04:31,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 07:04:31,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 07:04:31,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:04:31" (1/1) ... [2020-12-09 07:04:31,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b568d68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:31, skipping insertion in model container [2020-12-09 07:04:31,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:04:31" (1/1) ... [2020-12-09 07:04:31,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 07:04:31,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 07:04:31,936 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2020-12-09 07:04:31,936 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2020-12-09 07:04:32,025 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2020-12-09 07:04:32,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 07:04:32,199 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-09 07:04:32,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 07:04:32,248 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2020-12-09 07:04:32,248 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2020-12-09 07:04:32,255 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2020-12-09 07:04:32,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 07:04:32,299 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 07:04:32,329 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2020-12-09 07:04:32,329 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2020-12-09 07:04:32,336 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2020-12-09 07:04:32,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 07:04:32,432 INFO L208 MainTranslator]: Completed translation [2020-12-09 07:04:32,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32 WrapperNode [2020-12-09 07:04:32,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 07:04:32,433 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 07:04:32,433 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 07:04:32,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 07:04:32,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32" (1/1) ... [2020-12-09 07:04:32,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32" (1/1) ... [2020-12-09 07:04:32,524 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 07:04:32,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 07:04:32,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 07:04:32,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 07:04:32,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32" (1/1) ... [2020-12-09 07:04:32,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32" (1/1) ... [2020-12-09 07:04:32,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32" (1/1) ... [2020-12-09 07:04:32,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32" (1/1) ... [2020-12-09 07:04:32,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32" (1/1) ... [2020-12-09 07:04:32,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32" (1/1) ... [2020-12-09 07:04:32,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32" (1/1) ... [2020-12-09 07:04:32,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 07:04:32,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 07:04:32,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 07:04:32,600 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 07:04:32,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 07:04:32,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-12-09 07:04:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 07:04:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-09 07:04:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-09 07:04:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 07:04:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-09 07:04:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2020-12-09 07:04:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 07:04:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-09 07:04:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 07:04:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-09 07:04:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2020-12-09 07:04:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 07:04:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 07:04:41,254 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 07:04:41,254 INFO L299 CfgBuilder]: Removed 358 assume(true) statements. [2020-12-09 07:04:41,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:04:41 BoogieIcfgContainer [2020-12-09 07:04:41,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 07:04:41,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 07:04:41,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 07:04:41,262 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 07:04:41,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:04:31" (1/3) ... [2020-12-09 07:04:41,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@670f0650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:04:41, skipping insertion in model container [2020-12-09 07:04:41,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:04:32" (2/3) ... [2020-12-09 07:04:41,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@670f0650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:04:41, skipping insertion in model container [2020-12-09 07:04:41,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:04:41" (3/3) ... [2020-12-09 07:04:41,266 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2020-12-09 07:04:41,279 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 07:04:41,282 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-12-09 07:04:41,289 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-09 07:04:41,308 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 07:04:41,308 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 07:04:41,308 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 07:04:41,308 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 07:04:41,308 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 07:04:41,308 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 07:04:41,308 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 07:04:41,308 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 07:04:41,328 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states. [2020-12-09 07:04:41,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-09 07:04:41,335 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:04:41,336 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:04:41,336 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:04:41,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:04:41,340 INFO L82 PathProgramCache]: Analyzing trace with hash 519222377, now seen corresponding path program 1 times [2020-12-09 07:04:41,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 07:04:41,350 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [548090347] [2020-12-09 07:04:41,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 07:04:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:04:41,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:04:41,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:04:41,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 07:04:41,810 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 07:04:41,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [548090347] [2020-12-09 07:04:41,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:04:41,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:04:41,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302698099] [2020-12-09 07:04:41,815 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:04:41,815 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 07:04:41,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:04:41,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:41,826 INFO L87 Difference]: Start difference. First operand 350 states. Second operand 3 states. [2020-12-09 07:04:43,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:04:43,970 INFO L93 Difference]: Finished difference Result 832 states and 1212 transitions. [2020-12-09 07:04:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:04:43,971 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-09 07:04:43,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:04:43,982 INFO L225 Difference]: With dead ends: 832 [2020-12-09 07:04:43,982 INFO L226 Difference]: Without dead ends: 445 [2020-12-09 07:04:43,986 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:43,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2020-12-09 07:04:44,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 445. [2020-12-09 07:04:44,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2020-12-09 07:04:44,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 632 transitions. [2020-12-09 07:04:44,035 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 632 transitions. Word has length 22 [2020-12-09 07:04:44,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:04:44,036 INFO L481 AbstractCegarLoop]: Abstraction has 445 states and 632 transitions. [2020-12-09 07:04:44,036 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:04:44,036 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 632 transitions. [2020-12-09 07:04:44,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-09 07:04:44,038 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:04:44,038 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 07:04:44,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 07:04:44,239 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:04:44,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:04:44,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1139587811, now seen corresponding path program 1 times [2020-12-09 07:04:44,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 07:04:44,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [726227382] [2020-12-09 07:04:44,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 07:04:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:04:44,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:04:44,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:04:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 07:04:44,629 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 07:04:44,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [726227382] [2020-12-09 07:04:44,630 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:04:44,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:04:44,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343984360] [2020-12-09 07:04:44,631 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:04:44,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 07:04:44,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:04:44,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:44,632 INFO L87 Difference]: Start difference. First operand 445 states and 632 transitions. Second operand 3 states. [2020-12-09 07:04:47,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:04:47,901 INFO L93 Difference]: Finished difference Result 1295 states and 1848 transitions. [2020-12-09 07:04:47,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:04:47,903 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-09 07:04:47,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:04:47,907 INFO L225 Difference]: With dead ends: 1295 [2020-12-09 07:04:47,907 INFO L226 Difference]: Without dead ends: 868 [2020-12-09 07:04:47,909 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:47,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 868 states. [2020-12-09 07:04:47,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 868 to 450. [2020-12-09 07:04:47,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2020-12-09 07:04:47,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 638 transitions. [2020-12-09 07:04:47,935 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 638 transitions. Word has length 27 [2020-12-09 07:04:47,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:04:47,936 INFO L481 AbstractCegarLoop]: Abstraction has 450 states and 638 transitions. [2020-12-09 07:04:47,936 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:04:47,936 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 638 transitions. [2020-12-09 07:04:47,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-09 07:04:47,937 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:04:47,937 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-09 07:04:48,138 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 07:04:48,139 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:04:48,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:04:48,141 INFO L82 PathProgramCache]: Analyzing trace with hash -1560896228, now seen corresponding path program 1 times [2020-12-09 07:04:48,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 07:04:48,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [956900144] [2020-12-09 07:04:48,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-09 07:04:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:04:48,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:04:48,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:04:48,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 07:04:48,561 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 07:04:48,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [956900144] [2020-12-09 07:04:48,561 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:04:48,561 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 07:04:48,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224449608] [2020-12-09 07:04:48,562 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:04:48,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 07:04:48,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:04:48,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:48,562 INFO L87 Difference]: Start difference. First operand 450 states and 638 transitions. Second operand 3 states. [2020-12-09 07:04:48,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:04:48,590 INFO L93 Difference]: Finished difference Result 882 states and 1255 transitions. [2020-12-09 07:04:48,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:04:48,591 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-12-09 07:04:48,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:04:48,593 INFO L225 Difference]: With dead ends: 882 [2020-12-09 07:04:48,594 INFO L226 Difference]: Without dead ends: 450 [2020-12-09 07:04:48,594 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:48,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2020-12-09 07:04:48,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 450. [2020-12-09 07:04:48,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2020-12-09 07:04:48,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 637 transitions. [2020-12-09 07:04:48,614 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 637 transitions. Word has length 29 [2020-12-09 07:04:48,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:04:48,615 INFO L481 AbstractCegarLoop]: Abstraction has 450 states and 637 transitions. [2020-12-09 07:04:48,615 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:04:48,615 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 637 transitions. [2020-12-09 07:04:48,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-09 07:04:48,616 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:04:48,616 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1] [2020-12-09 07:04:48,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 07:04:48,817 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:04:48,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:04:48,818 INFO L82 PathProgramCache]: Analyzing trace with hash -1067755857, now seen corresponding path program 1 times [2020-12-09 07:04:48,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 07:04:48,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [650738184] [2020-12-09 07:04:48,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-09 07:04:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:04:49,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:04:49,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:04:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 07:04:49,341 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 07:04:49,341 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [650738184] [2020-12-09 07:04:49,341 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:04:49,341 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 07:04:49,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694964541] [2020-12-09 07:04:49,342 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:04:49,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 07:04:49,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:04:49,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:49,342 INFO L87 Difference]: Start difference. First operand 450 states and 637 transitions. Second operand 3 states. [2020-12-09 07:04:49,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:04:49,444 INFO L93 Difference]: Finished difference Result 849 states and 1220 transitions. [2020-12-09 07:04:49,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:04:49,445 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2020-12-09 07:04:49,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:04:49,450 INFO L225 Difference]: With dead ends: 849 [2020-12-09 07:04:49,451 INFO L226 Difference]: Without dead ends: 829 [2020-12-09 07:04:49,451 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:49,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2020-12-09 07:04:49,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 829. [2020-12-09 07:04:49,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 829 states. [2020-12-09 07:04:49,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 829 states and 1198 transitions. [2020-12-09 07:04:49,498 INFO L78 Accepts]: Start accepts. Automaton has 829 states and 1198 transitions. Word has length 32 [2020-12-09 07:04:49,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:04:49,498 INFO L481 AbstractCegarLoop]: Abstraction has 829 states and 1198 transitions. [2020-12-09 07:04:49,498 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:04:49,498 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1198 transitions. [2020-12-09 07:04:49,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-09 07:04:49,500 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:04:49,500 INFO L422 BasicCegarLoop]: trace histogram [2, 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, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:04:49,700 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-09 07:04:49,701 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:04:49,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:04:49,701 INFO L82 PathProgramCache]: Analyzing trace with hash 728823045, now seen corresponding path program 1 times [2020-12-09 07:04:49,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 07:04:49,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [383275806] [2020-12-09 07:04:49,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-12-09 07:04:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:04:50,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:04:50,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:04:50,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 07:04:50,103 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 07:04:50,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [383275806] [2020-12-09 07:04:50,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:04:50,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:04:50,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119603902] [2020-12-09 07:04:50,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:04:50,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 07:04:50,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:04:50,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:50,104 INFO L87 Difference]: Start difference. First operand 829 states and 1198 transitions. Second operand 3 states. [2020-12-09 07:04:50,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:04:50,289 INFO L93 Difference]: Finished difference Result 2297 states and 3326 transitions. [2020-12-09 07:04:50,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:04:50,290 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2020-12-09 07:04:50,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:04:50,298 INFO L225 Difference]: With dead ends: 2297 [2020-12-09 07:04:50,298 INFO L226 Difference]: Without dead ends: 1486 [2020-12-09 07:04:50,300 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:50,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1486 states. [2020-12-09 07:04:50,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1486 to 1466. [2020-12-09 07:04:50,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1466 states. [2020-12-09 07:04:50,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1466 states and 2128 transitions. [2020-12-09 07:04:50,367 INFO L78 Accepts]: Start accepts. Automaton has 1466 states and 2128 transitions. Word has length 39 [2020-12-09 07:04:50,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:04:50,367 INFO L481 AbstractCegarLoop]: Abstraction has 1466 states and 2128 transitions. [2020-12-09 07:04:50,368 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:04:50,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2128 transitions. [2020-12-09 07:04:50,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-09 07:04:50,369 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:04:50,369 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 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, 1, 1, 1] [2020-12-09 07:04:50,570 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-12-09 07:04:50,570 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:04:50,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:04:50,570 INFO L82 PathProgramCache]: Analyzing trace with hash -457313738, now seen corresponding path program 1 times [2020-12-09 07:04:50,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 07:04:50,571 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2110142037] [2020-12-09 07:04:50,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-12-09 07:04:50,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:04:50,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:04:50,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:04:50,975 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 07:04:50,976 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 07:04:50,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2110142037] [2020-12-09 07:04:50,976 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:04:50,976 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:04:50,976 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976792441] [2020-12-09 07:04:50,977 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:04:50,977 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 07:04:50,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:04:50,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:50,977 INFO L87 Difference]: Start difference. First operand 1466 states and 2128 transitions. Second operand 3 states. [2020-12-09 07:04:51,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:04:51,094 INFO L93 Difference]: Finished difference Result 3780 states and 5532 transitions. [2020-12-09 07:04:51,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:04:51,096 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2020-12-09 07:04:51,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:04:51,110 INFO L225 Difference]: With dead ends: 3780 [2020-12-09 07:04:51,110 INFO L226 Difference]: Without dead ends: 2332 [2020-12-09 07:04:51,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:51,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2332 states. [2020-12-09 07:04:51,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2332 to 1470. [2020-12-09 07:04:51,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1470 states. [2020-12-09 07:04:51,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1470 states and 2132 transitions. [2020-12-09 07:04:51,197 INFO L78 Accepts]: Start accepts. Automaton has 1470 states and 2132 transitions. Word has length 42 [2020-12-09 07:04:51,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:04:51,197 INFO L481 AbstractCegarLoop]: Abstraction has 1470 states and 2132 transitions. [2020-12-09 07:04:51,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:04:51,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 2132 transitions. [2020-12-09 07:04:51,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-09 07:04:51,199 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:04:51,199 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 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, 1, 1, 1] [2020-12-09 07:04:51,399 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-12-09 07:04:51,399 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:04:51,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:04:51,400 INFO L82 PathProgramCache]: Analyzing trace with hash -316765128, now seen corresponding path program 1 times [2020-12-09 07:04:51,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 07:04:51,401 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [130698559] [2020-12-09 07:04:51,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-12-09 07:04:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:04:51,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 07:04:51,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:04:51,860 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 07:04:51,860 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 07:04:51,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [130698559] [2020-12-09 07:04:51,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:04:51,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-09 07:04:51,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581141534] [2020-12-09 07:04:51,861 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 07:04:51,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 07:04:51,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 07:04:51,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 07:04:51,861 INFO L87 Difference]: Start difference. First operand 1470 states and 2132 transitions. Second operand 4 states. [2020-12-09 07:04:54,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:04:54,024 INFO L93 Difference]: Finished difference Result 2934 states and 4259 transitions. [2020-12-09 07:04:54,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 07:04:54,024 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2020-12-09 07:04:54,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:04:54,032 INFO L225 Difference]: With dead ends: 2934 [2020-12-09 07:04:54,032 INFO L226 Difference]: Without dead ends: 1470 [2020-12-09 07:04:54,035 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 07:04:54,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1470 states. [2020-12-09 07:04:54,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1470 to 1466. [2020-12-09 07:04:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1466 states. [2020-12-09 07:04:54,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1466 states and 2124 transitions. [2020-12-09 07:04:54,107 INFO L78 Accepts]: Start accepts. Automaton has 1466 states and 2124 transitions. Word has length 42 [2020-12-09 07:04:54,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:04:54,107 INFO L481 AbstractCegarLoop]: Abstraction has 1466 states and 2124 transitions. [2020-12-09 07:04:54,107 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 07:04:54,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2124 transitions. [2020-12-09 07:04:54,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-09 07:04:54,113 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:04:54,113 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:04:54,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-12-09 07:04:54,313 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:04:54,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:04:54,314 INFO L82 PathProgramCache]: Analyzing trace with hash 506517034, now seen corresponding path program 1 times [2020-12-09 07:04:54,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 07:04:54,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1509221397] [2020-12-09 07:04:54,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-12-09 07:04:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:04:54,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 07:04:54,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:04:54,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 07:04:54,688 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 07:04:54,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1509221397] [2020-12-09 07:04:54,689 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:04:54,689 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 07:04:54,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403711233] [2020-12-09 07:04:54,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 07:04:54,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 07:04:54,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 07:04:54,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:54,690 INFO L87 Difference]: Start difference. First operand 1466 states and 2124 transitions. Second operand 3 states. [2020-12-09 07:04:54,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:04:54,842 INFO L93 Difference]: Finished difference Result 4060 states and 5884 transitions. [2020-12-09 07:04:54,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 07:04:54,843 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2020-12-09 07:04:54,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:04:54,853 INFO L225 Difference]: With dead ends: 4060 [2020-12-09 07:04:54,853 INFO L226 Difference]: Without dead ends: 2612 [2020-12-09 07:04:54,855 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 07:04:54,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2612 states. [2020-12-09 07:04:54,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2612 to 2592. [2020-12-09 07:04:54,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2592 states. [2020-12-09 07:04:54,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 2592 states and 3756 transitions. [2020-12-09 07:04:54,962 INFO L78 Accepts]: Start accepts. Automaton has 2592 states and 3756 transitions. Word has length 43 [2020-12-09 07:04:54,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:04:54,962 INFO L481 AbstractCegarLoop]: Abstraction has 2592 states and 3756 transitions. [2020-12-09 07:04:54,962 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 07:04:54,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 3756 transitions. [2020-12-09 07:04:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-09 07:04:54,964 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:04:54,964 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 07:04:55,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-12-09 07:04:55,165 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:04:55,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:04:55,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1205092547, now seen corresponding path program 1 times [2020-12-09 07:04:55,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 07:04:55,166 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1152357921] [2020-12-09 07:04:55,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2020-12-09 07:04:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:04:55,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 07:04:55,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:04:55,604 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 07:04:55,604 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 07:04:55,662 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 07:04:55,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1152357921] [2020-12-09 07:04:55,663 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [134995701] [2020-12-09 07:04:55,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt [2020-12-09 07:04:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:04:56,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 07:04:56,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:04:56,076 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 07:04:56,076 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 07:04:56,077 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 07:04:56,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2020-12-09 07:04:56,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327845882] [2020-12-09 07:04:56,077 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 07:04:56,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 07:04:56,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 07:04:56,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-09 07:04:56,078 INFO L87 Difference]: Start difference. First operand 2592 states and 3756 transitions. Second operand 4 states. [2020-12-09 07:04:58,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:04:58,300 INFO L93 Difference]: Finished difference Result 5190 states and 7523 transitions. [2020-12-09 07:04:58,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 07:04:58,301 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-12-09 07:04:58,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:04:58,313 INFO L225 Difference]: With dead ends: 5190 [2020-12-09 07:04:58,313 INFO L226 Difference]: Without dead ends: 2560 [2020-12-09 07:04:58,317 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-12-09 07:04:58,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2560 states. [2020-12-09 07:04:58,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2560 to 2536. [2020-12-09 07:04:58,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2536 states. [2020-12-09 07:04:58,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 2536 states and 3676 transitions. [2020-12-09 07:04:58,433 INFO L78 Accepts]: Start accepts. Automaton has 2536 states and 3676 transitions. Word has length 51 [2020-12-09 07:04:58,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:04:58,434 INFO L481 AbstractCegarLoop]: Abstraction has 2536 states and 3676 transitions. [2020-12-09 07:04:58,434 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 07:04:58,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2536 states and 3676 transitions. [2020-12-09 07:04:58,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-09 07:04:58,435 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:04:58,435 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 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, 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] [2020-12-09 07:04:58,836 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3,11 cvc4 --incremental --print-success --lang smt [2020-12-09 07:04:58,837 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:04:58,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:04:58,839 INFO L82 PathProgramCache]: Analyzing trace with hash 2082598471, now seen corresponding path program 1 times [2020-12-09 07:04:58,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 07:04:58,841 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1854650902] [2020-12-09 07:04:58,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2020-12-09 07:04:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:04:59,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-09 07:04:59,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:04:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 07:04:59,299 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 07:04:59,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1854650902] [2020-12-09 07:04:59,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:04:59,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 07:04:59,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674182743] [2020-12-09 07:04:59,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 07:04:59,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 07:04:59,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 07:04:59,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 07:04:59,301 INFO L87 Difference]: Start difference. First operand 2536 states and 3676 transitions. Second operand 5 states. [2020-12-09 07:05:01,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:05:01,537 INFO L93 Difference]: Finished difference Result 5392 states and 7792 transitions. [2020-12-09 07:05:01,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 07:05:01,537 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 67 [2020-12-09 07:05:01,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:05:01,546 INFO L225 Difference]: With dead ends: 5392 [2020-12-09 07:05:01,546 INFO L226 Difference]: Without dead ends: 2566 [2020-12-09 07:05:01,548 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 07:05:01,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2566 states. [2020-12-09 07:05:01,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2566 to 2519. [2020-12-09 07:05:01,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2519 states. [2020-12-09 07:05:01,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2519 states and 3639 transitions. [2020-12-09 07:05:01,627 INFO L78 Accepts]: Start accepts. Automaton has 2519 states and 3639 transitions. Word has length 67 [2020-12-09 07:05:01,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:05:01,627 INFO L481 AbstractCegarLoop]: Abstraction has 2519 states and 3639 transitions. [2020-12-09 07:05:01,627 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 07:05:01,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 3639 transitions. [2020-12-09 07:05:01,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-09 07:05:01,628 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 07:05:01,628 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 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, 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] [2020-12-09 07:05:01,829 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2020-12-09 07:05:01,829 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 07:05:01,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 07:05:01,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1053082660, now seen corresponding path program 1 times [2020-12-09 07:05:01,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 07:05:01,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [373034552] [2020-12-09 07:05:01,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2020-12-09 07:05:02,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 07:05:02,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 585 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 07:05:02,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 07:05:02,296 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 07:05:02,297 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 07:05:02,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [373034552] [2020-12-09 07:05:02,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 07:05:02,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-09 07:05:02,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149887319] [2020-12-09 07:05:02,297 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 07:05:02,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 07:05:02,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 07:05:02,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 07:05:02,298 INFO L87 Difference]: Start difference. First operand 2519 states and 3639 transitions. Second operand 4 states. [2020-12-09 07:05:02,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 07:05:02,434 INFO L93 Difference]: Finished difference Result 2643 states and 3808 transitions. [2020-12-09 07:05:02,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 07:05:02,435 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 69 [2020-12-09 07:05:02,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 07:05:02,435 INFO L225 Difference]: With dead ends: 2643 [2020-12-09 07:05:02,435 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 07:05:02,437 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 07:05:02,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 07:05:02,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 07:05:02,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 07:05:02,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 07:05:02,438 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2020-12-09 07:05:02,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 07:05:02,438 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 07:05:02,438 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 07:05:02,438 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 07:05:02,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 07:05:02,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2020-12-09 07:05:02,644 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 07:05:04,797 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 24 [2020-12-09 07:05:04,975 INFO L265 CegarLoopResult]: At program point L2876(lines 2871 2878) the Hoare annotation is: true [2020-12-09 07:05:04,975 INFO L258 CegarLoopResult]: At program point L2876-2(lines 2871 2878) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.offset|) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.base|)) [2020-12-09 07:05:04,975 INFO L258 CegarLoopResult]: At program point L2876-1(lines 2871 2878) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.offset|) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.base|)) [2020-12-09 07:05:04,975 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 2013) no Hoare annotation was computed. [2020-12-09 07:05:04,975 INFO L262 CegarLoopResult]: For program point L2744(lines 2744 2748) no Hoare annotation was computed. [2020-12-09 07:05:04,975 INFO L258 CegarLoopResult]: At program point L2876-3(lines 2871 2878) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,976 INFO L262 CegarLoopResult]: For program point L2744-2(lines 2723 2773) no Hoare annotation was computed. [2020-12-09 07:05:04,976 INFO L262 CegarLoopResult]: For program point L2282(lines 2282 2285) no Hoare annotation was computed. [2020-12-09 07:05:04,976 INFO L262 CegarLoopResult]: For program point L2282-2(lines 2282 2285) no Hoare annotation was computed. [2020-12-09 07:05:04,976 INFO L262 CegarLoopResult]: For program point L2150(lines 2150 2153) no Hoare annotation was computed. [2020-12-09 07:05:04,976 INFO L262 CegarLoopResult]: For program point L2282-3(lines 2282 2285) no Hoare annotation was computed. [2020-12-09 07:05:04,976 INFO L262 CegarLoopResult]: For program point L2282-6(lines 2282 2285) no Hoare annotation was computed. [2020-12-09 07:05:04,976 INFO L258 CegarLoopResult]: At program point L2084(lines 2081 2086) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,976 INFO L262 CegarLoopResult]: For program point L2150-2(lines 2150 2153) no Hoare annotation was computed. [2020-12-09 07:05:04,976 INFO L262 CegarLoopResult]: For program point L2150-1(lines 2150 2153) no Hoare annotation was computed. [2020-12-09 07:05:04,976 INFO L262 CegarLoopResult]: For program point L2282-5(lines 2282 2285) no Hoare annotation was computed. [2020-12-09 07:05:04,976 INFO L262 CegarLoopResult]: For program point L2282-8(lines 2282 2285) no Hoare annotation was computed. [2020-12-09 07:05:04,976 INFO L262 CegarLoopResult]: For program point L2150-3(lines 2150 2153) no Hoare annotation was computed. [2020-12-09 07:05:04,976 INFO L258 CegarLoopResult]: At program point L2151-1(lines 2142 2154) the Hoare annotation is: false [2020-12-09 07:05:04,977 INFO L258 CegarLoopResult]: At program point L2151(lines 2142 2154) the Hoare annotation is: false [2020-12-09 07:05:04,977 INFO L258 CegarLoopResult]: At program point L2151-3(lines 2142 2154) the Hoare annotation is: false [2020-12-09 07:05:04,977 INFO L258 CegarLoopResult]: At program point L2151-2(lines 2142 2154) the Hoare annotation is: false [2020-12-09 07:05:04,977 INFO L265 CegarLoopResult]: At program point L2019(lines 2018 2021) the Hoare annotation is: true [2020-12-09 07:05:04,977 INFO L265 CegarLoopResult]: At program point L2019-1(lines 2018 2021) the Hoare annotation is: true [2020-12-09 07:05:04,977 INFO L265 CegarLoopResult]: At program point L2019-2(lines 2018 2021) the Hoare annotation is: true [2020-12-09 07:05:04,977 INFO L265 CegarLoopResult]: At program point L2019-3(lines 2018 2021) the Hoare annotation is: true [2020-12-09 07:05:04,977 INFO L265 CegarLoopResult]: At program point L2019-4(lines 2018 2021) the Hoare annotation is: true [2020-12-09 07:05:04,977 INFO L262 CegarLoopResult]: For program point L2813(line 2813) no Hoare annotation was computed. [2020-12-09 07:05:04,977 INFO L262 CegarLoopResult]: For program point L3078(lines 3078 3080) no Hoare annotation was computed. [2020-12-09 07:05:04,977 INFO L262 CegarLoopResult]: For program point L3078-2(lines 3078 3080) no Hoare annotation was computed. [2020-12-09 07:05:04,977 INFO L265 CegarLoopResult]: At program point L3078-1(lines 1 3080) the Hoare annotation is: true [2020-12-09 07:05:04,977 INFO L262 CegarLoopResult]: For program point L3078-4(lines 3078 3080) no Hoare annotation was computed. [2020-12-09 07:05:04,977 INFO L258 CegarLoopResult]: At program point L3078-3(lines 1 3080) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.offset|) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.base|)) [2020-12-09 07:05:04,977 INFO L258 CegarLoopResult]: At program point L3078-5(lines 1 3080) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L2814(lines 2814 2819) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L1956(lines 1956 1958) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L1956-1(lines 1956 1958) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L1956-2(lines 1956 1958) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L258 CegarLoopResult]: At program point L1890(lines 1885 1892) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L1956-3(lines 1956 1958) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L1956-4(lines 1956 1958) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L1956-5(lines 1956 1958) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L1956-6(lines 1956 1958) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L2683(line 2683) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L2287(lines 2287 2290) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L2287-3(lines 2287 2290) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L2287-2(lines 2287 2290) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L2287-5(lines 2287 2290) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L2287-6(lines 2287 2290) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L2287-8(lines 2287 2290) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L1957(line 1957) no Hoare annotation was computed. [2020-12-09 07:05:04,978 INFO L262 CegarLoopResult]: For program point L1957-2(line 1957) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L1957-4(line 1957) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L1957-6(line 1957) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L2684(lines 2684 2718) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L1957-8(line 1957) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L1957-10(line 1957) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L1957-12(line 1957) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L258 CegarLoopResult]: At program point L2157-1(lines 2130 2163) the Hoare annotation is: false [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L2157(lines 2157 2160) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L258 CegarLoopResult]: At program point L2157-3(lines 2130 2163) the Hoare annotation is: false [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L2157-2(lines 2157 2160) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L258 CegarLoopResult]: At program point L2157-5(lines 2130 2163) the Hoare annotation is: false [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L2157-4(lines 2157 2160) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L258 CegarLoopResult]: At program point L2157-7(lines 2130 2163) the Hoare annotation is: false [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L2157-6(lines 2157 2160) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L258 CegarLoopResult]: At program point L2884(lines 2880 2886) the Hoare annotation is: false [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L2686(lines 2686 2715) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L262 CegarLoopResult]: For program point L2488(lines 2488 2496) no Hoare annotation was computed. [2020-12-09 07:05:04,979 INFO L258 CegarLoopResult]: At program point L2951(lines 2950 2952) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2687(line 2687) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2489(lines 2489 2492) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2489-2(lines 2489 2492) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2291(lines 2291 2294) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2291-3(lines 2291 2294) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2291-2(lines 2291 2294) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2291-5(lines 2291 2294) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2291-6(lines 2291 2294) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2291-8(lines 2291 2294) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2688(lines 2688 2693) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 2013) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L265 CegarLoopResult]: At program point L1896(lines 1893 1898) the Hoare annotation is: true [2020-12-09 07:05:04,980 INFO L258 CegarLoopResult]: At program point L1896-1(lines 1893 1898) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.offset|) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.base|)) [2020-12-09 07:05:04,980 INFO L258 CegarLoopResult]: At program point L1896-2(lines 1893 1898) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2821(line 2821) no Hoare annotation was computed. [2020-12-09 07:05:04,980 INFO L262 CegarLoopResult]: For program point L2755(line 2755) no Hoare annotation was computed. [2020-12-09 07:05:04,981 INFO L258 CegarLoopResult]: At program point L2954(lines 1 3080) the Hoare annotation is: false [2020-12-09 07:05:04,981 INFO L258 CegarLoopResult]: At program point L2954-2(lines 1 3080) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,981 INFO L258 CegarLoopResult]: At program point L2954-1(lines 1 3080) the Hoare annotation is: false [2020-12-09 07:05:04,981 INFO L258 CegarLoopResult]: At program point L2954-4(lines 1 3080) the Hoare annotation is: false [2020-12-09 07:05:04,981 INFO L262 CegarLoopResult]: For program point L2822(lines 2822 2827) no Hoare annotation was computed. [2020-12-09 07:05:04,981 INFO L258 CegarLoopResult]: At program point L2954-3(lines 1 3080) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,981 INFO L262 CegarLoopResult]: For program point L2756(lines 2756 2761) no Hoare annotation was computed. [2020-12-09 07:05:04,981 INFO L258 CegarLoopResult]: At program point L2954-5(lines 1 3080) the Hoare annotation is: false [2020-12-09 07:05:04,981 INFO L262 CegarLoopResult]: For program point L2624(lines 2624 2838) no Hoare annotation was computed. [2020-12-09 07:05:04,981 INFO L262 CegarLoopResult]: For program point L2558(lines 2558 2561) no Hoare annotation was computed. [2020-12-09 07:05:04,981 INFO L262 CegarLoopResult]: For program point L2096(lines 2096 2109) no Hoare annotation was computed. [2020-12-09 07:05:04,981 INFO L258 CegarLoopResult]: At program point L2096-2(lines 2087 2112) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,981 INFO L262 CegarLoopResult]: For program point L2096-3(lines 2096 2109) no Hoare annotation was computed. [2020-12-09 07:05:04,981 INFO L258 CegarLoopResult]: At program point L2096-5(lines 2087 2112) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,981 INFO L262 CegarLoopResult]: For program point L2625(line 2625) no Hoare annotation was computed. [2020-12-09 07:05:04,981 INFO L262 CegarLoopResult]: For program point L2626(lines 2626 2681) no Hoare annotation was computed. [2020-12-09 07:05:04,982 INFO L265 CegarLoopResult]: At program point L2296(lines 2274 2312) the Hoare annotation is: true [2020-12-09 07:05:04,982 INFO L258 CegarLoopResult]: At program point L2296-2(lines 2274 2312) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,982 INFO L258 CegarLoopResult]: At program point L2296-1(lines 2274 2312) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.offset|) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.base|)) [2020-12-09 07:05:04,982 INFO L262 CegarLoopResult]: For program point L1966(lines 1966 1973) no Hoare annotation was computed. [2020-12-09 07:05:04,982 INFO L262 CegarLoopResult]: For program point L1966-1(lines 1966 1973) no Hoare annotation was computed. [2020-12-09 07:05:04,982 INFO L262 CegarLoopResult]: For program point L1966-2(lines 1966 1973) no Hoare annotation was computed. [2020-12-09 07:05:04,982 INFO L262 CegarLoopResult]: For program point L1966-3(lines 1966 1973) no Hoare annotation was computed. [2020-12-09 07:05:04,982 INFO L262 CegarLoopResult]: For program point L2892(lines 2892 2895) no Hoare annotation was computed. [2020-12-09 07:05:04,982 INFO L262 CegarLoopResult]: For program point L2892-2(lines 2892 2895) no Hoare annotation was computed. [2020-12-09 07:05:04,982 INFO L262 CegarLoopResult]: For program point L2892-4(lines 2892 2895) no Hoare annotation was computed. [2020-12-09 07:05:04,982 INFO L262 CegarLoopResult]: For program point L2892-6(lines 2892 2895) no Hoare annotation was computed. [2020-12-09 07:05:04,982 INFO L262 CegarLoopResult]: For program point L2628(lines 2628 2678) no Hoare annotation was computed. [2020-12-09 07:05:04,982 INFO L262 CegarLoopResult]: For program point L2892-8(lines 2892 2895) no Hoare annotation was computed. [2020-12-09 07:05:04,982 INFO L265 CegarLoopResult]: At program point L2298(lines 2274 2312) the Hoare annotation is: true [2020-12-09 07:05:04,982 INFO L258 CegarLoopResult]: At program point L2298-2(lines 2274 2312) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,982 INFO L258 CegarLoopResult]: At program point L2298-1(lines 2274 2312) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.offset|) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.base|)) [2020-12-09 07:05:04,983 INFO L262 CegarLoopResult]: For program point L2695(line 2695) no Hoare annotation was computed. [2020-12-09 07:05:04,983 INFO L262 CegarLoopResult]: For program point L2629(line 2629) no Hoare annotation was computed. [2020-12-09 07:05:04,983 INFO L258 CegarLoopResult]: At program point L2563(lines 2425 2585) the Hoare annotation is: false [2020-12-09 07:05:04,983 INFO L262 CegarLoopResult]: For program point L2431(lines 2431 2435) no Hoare annotation was computed. [2020-12-09 07:05:04,983 INFO L262 CegarLoopResult]: For program point L2431-2(lines 2425 2585) no Hoare annotation was computed. [2020-12-09 07:05:04,983 INFO L258 CegarLoopResult]: At program point L2960(lines 2846 2853) the Hoare annotation is: false [2020-12-09 07:05:04,983 INFO L262 CegarLoopResult]: For program point L2696(lines 2696 2711) no Hoare annotation was computed. [2020-12-09 07:05:04,983 INFO L262 CegarLoopResult]: For program point L2630(lines 2630 2634) no Hoare annotation was computed. [2020-12-09 07:05:04,983 INFO L262 CegarLoopResult]: For program point L2829(line 2829) no Hoare annotation was computed. [2020-12-09 07:05:04,983 INFO L262 CegarLoopResult]: For program point L2763(line 2763) no Hoare annotation was computed. [2020-12-09 07:05:04,983 INFO L258 CegarLoopResult]: At program point L2565(lines 2425 2585) the Hoare annotation is: false [2020-12-09 07:05:04,983 INFO L262 CegarLoopResult]: For program point L2764(lines 2764 2769) no Hoare annotation was computed. [2020-12-09 07:05:04,983 INFO L262 CegarLoopResult]: For program point L2698(lines 2698 2704) no Hoare annotation was computed. [2020-12-09 07:05:04,983 INFO L262 CegarLoopResult]: For program point L2698-2(lines 2696 2710) no Hoare annotation was computed. [2020-12-09 07:05:04,983 INFO L265 CegarLoopResult]: At program point L2368-2(lines 1 3080) the Hoare annotation is: true [2020-12-09 07:05:04,983 INFO L258 CegarLoopResult]: At program point L2368-6(lines 2361 2370) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,984 INFO L262 CegarLoopResult]: For program point L2104(lines 2104 2107) no Hoare annotation was computed. [2020-12-09 07:05:04,984 INFO L258 CegarLoopResult]: At program point L2368-9(lines 1 3080) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,984 INFO L262 CegarLoopResult]: For program point L2104-1(lines 2104 2107) no Hoare annotation was computed. [2020-12-09 07:05:04,984 INFO L265 CegarLoopResult]: At program point L1972(lines 1959 1975) the Hoare annotation is: true [2020-12-09 07:05:04,984 INFO L258 CegarLoopResult]: At program point L1972-1(lines 1959 1975) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,984 INFO L258 CegarLoopResult]: At program point L2963-1(lines 1 3080) the Hoare annotation is: false [2020-12-09 07:05:04,984 INFO L258 CegarLoopResult]: At program point L1972-2(lines 1959 1975) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,984 INFO L258 CegarLoopResult]: At program point L1972-3(lines 1959 1975) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,984 INFO L258 CegarLoopResult]: At program point L2963-2(lines 1 3080) the Hoare annotation is: false [2020-12-09 07:05:04,984 INFO L258 CegarLoopResult]: At program point L2105-1(lines 2096 2108) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,984 INFO L258 CegarLoopResult]: At program point L2105(lines 2096 2108) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,984 INFO L262 CegarLoopResult]: For program point L2568(lines 2568 2578) no Hoare annotation was computed. [2020-12-09 07:05:04,984 INFO L258 CegarLoopResult]: At program point L2568-2(lines 1 3080) the Hoare annotation is: false [2020-12-09 07:05:04,984 INFO L262 CegarLoopResult]: For program point L2304(line 2304) no Hoare annotation was computed. [2020-12-09 07:05:04,985 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 07:05:04,985 INFO L262 CegarLoopResult]: For program point L2304-2(lines 2303 2305) no Hoare annotation was computed. [2020-12-09 07:05:04,985 INFO L262 CegarLoopResult]: For program point L2304-3(line 2304) no Hoare annotation was computed. [2020-12-09 07:05:04,985 INFO L262 CegarLoopResult]: For program point L2304-6(line 2304) no Hoare annotation was computed. [2020-12-09 07:05:04,985 INFO L262 CegarLoopResult]: For program point L2304-5(lines 2303 2305) no Hoare annotation was computed. [2020-12-09 07:05:04,985 INFO L262 CegarLoopResult]: For program point L2304-8(lines 2303 2305) no Hoare annotation was computed. [2020-12-09 07:05:04,985 INFO L258 CegarLoopResult]: At program point L3031-1(lines 3030 3032) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,985 INFO L258 CegarLoopResult]: At program point L3031(lines 3030 3032) the Hoare annotation is: (and (= (bvadd ~nwriters_stress~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0)) [2020-12-09 07:05:04,985 INFO L258 CegarLoopResult]: At program point L3031-2(lines 3030 3032) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,985 INFO L258 CegarLoopResult]: At program point L2503(lines 2425 2585) the Hoare annotation is: false [2020-12-09 07:05:04,985 INFO L262 CegarLoopResult]: For program point L2305-1(line 2305) no Hoare annotation was computed. [2020-12-09 07:05:04,985 INFO L262 CegarLoopResult]: For program point L2305-3(line 2305) no Hoare annotation was computed. [2020-12-09 07:05:04,985 INFO L262 CegarLoopResult]: For program point L2305-5(line 2305) no Hoare annotation was computed. [2020-12-09 07:05:04,985 INFO L258 CegarLoopResult]: At program point L2966(lines 2862 2869) the Hoare annotation is: false [2020-12-09 07:05:04,985 INFO L258 CegarLoopResult]: At program point L2966-2(lines 2862 2869) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,985 INFO L258 CegarLoopResult]: At program point L2966-1(lines 2862 2869) the Hoare annotation is: false [2020-12-09 07:05:04,986 INFO L262 CegarLoopResult]: For program point L2636(line 2636) no Hoare annotation was computed. [2020-12-09 07:05:04,986 INFO L262 CegarLoopResult]: For program point L2637(lines 2637 2641) no Hoare annotation was computed. [2020-12-09 07:05:04,986 INFO L262 CegarLoopResult]: For program point L2637-2(lines 2628 2678) no Hoare annotation was computed. [2020-12-09 07:05:04,986 INFO L258 CegarLoopResult]: At program point L2505(lines 2425 2585) the Hoare annotation is: false [2020-12-09 07:05:04,986 INFO L265 CegarLoopResult]: At program point L2307-1(lines 2265 2313) the Hoare annotation is: true [2020-12-09 07:05:04,986 INFO L262 CegarLoopResult]: For program point L2307(lines 2307 2310) no Hoare annotation was computed. [2020-12-09 07:05:04,986 INFO L258 CegarLoopResult]: At program point L2307-3(lines 2265 2313) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.offset|) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.base|)) [2020-12-09 07:05:04,986 INFO L262 CegarLoopResult]: For program point L2307-2(lines 2307 2310) no Hoare annotation was computed. [2020-12-09 07:05:04,986 INFO L258 CegarLoopResult]: At program point L2307-5(lines 2265 2313) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,986 INFO L262 CegarLoopResult]: For program point L2307-4(lines 2307 2310) no Hoare annotation was computed. [2020-12-09 07:05:04,986 INFO L262 CegarLoopResult]: For program point L2836(line 2836) no Hoare annotation was computed. [2020-12-09 07:05:04,986 INFO L258 CegarLoopResult]: At program point L3035(lines 3034 3036) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (bvadd ~nwriters_stress~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,986 INFO L262 CegarLoopResult]: For program point L2771(line 2771) no Hoare annotation was computed. [2020-12-09 07:05:04,986 INFO L262 CegarLoopResult]: For program point L2573(lines 2573 2576) no Hoare annotation was computed. [2020-12-09 07:05:04,986 INFO L258 CegarLoopResult]: At program point L2970(lines 2969 2971) the Hoare annotation is: false [2020-12-09 07:05:04,986 INFO L258 CegarLoopResult]: At program point L2970-1(lines 2969 2971) the Hoare annotation is: false [2020-12-09 07:05:04,987 INFO L258 CegarLoopResult]: At program point L2574(lines 1 3080) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,987 INFO L262 CegarLoopResult]: For program point L2508(lines 2508 2515) no Hoare annotation was computed. [2020-12-09 07:05:04,987 INFO L262 CegarLoopResult]: For program point L2508-2(lines 2425 2585) no Hoare annotation was computed. [2020-12-09 07:05:04,987 INFO L258 CegarLoopResult]: At program point L2839(lines 2609 2844) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,987 INFO L265 CegarLoopResult]: At program point L2707(lines 1 3080) the Hoare annotation is: true [2020-12-09 07:05:04,987 INFO L258 CegarLoopResult]: At program point L2179(lines 2173 2181) the Hoare annotation is: false [2020-12-09 07:05:04,987 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 07:05:04,987 INFO L258 CegarLoopResult]: At program point L3038(lines 3037 3039) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,987 INFO L262 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-12-09 07:05:04,987 INFO L262 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2020-12-09 07:05:04,987 INFO L262 CegarLoopResult]: For program point L-1-3(line -1) no Hoare annotation was computed. [2020-12-09 07:05:04,987 INFO L262 CegarLoopResult]: For program point L-1-4(line -1) no Hoare annotation was computed. [2020-12-09 07:05:04,987 INFO L262 CegarLoopResult]: For program point L-1-5(line -1) no Hoare annotation was computed. [2020-12-09 07:05:04,987 INFO L262 CegarLoopResult]: For program point L-1-6(line -1) no Hoare annotation was computed. [2020-12-09 07:05:04,987 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2013) no Hoare annotation was computed. [2020-12-09 07:05:04,987 INFO L262 CegarLoopResult]: For program point L2510(lines 2510 2513) no Hoare annotation was computed. [2020-12-09 07:05:04,988 INFO L258 CegarLoopResult]: At program point L2973-1(lines 2972 2974) the Hoare annotation is: (and (= (bvadd ~nwriters_stress~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0)) [2020-12-09 07:05:04,988 INFO L258 CegarLoopResult]: At program point L2973(lines 2972 2974) the Hoare annotation is: (and (= (bvadd ~nwriters_stress~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0)) [2020-12-09 07:05:04,988 INFO L258 CegarLoopResult]: At program point L2973-3(lines 2972 2974) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,988 INFO L258 CegarLoopResult]: At program point L2973-2(lines 2972 2974) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,988 INFO L258 CegarLoopResult]: At program point L2973-5(lines 2972 2974) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,988 INFO L258 CegarLoopResult]: At program point L2973-4(lines 2972 2974) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,988 INFO L262 CegarLoopResult]: For program point L2445(lines 2445 2448) no Hoare annotation was computed. [2020-12-09 07:05:04,988 INFO L262 CegarLoopResult]: For program point L2379-1(lines 2379 2382) no Hoare annotation was computed. [2020-12-09 07:05:04,988 INFO L262 CegarLoopResult]: For program point L2379(lines 2379 2382) no Hoare annotation was computed. [2020-12-09 07:05:04,988 INFO L262 CegarLoopResult]: For program point L2379-2(lines 2379 2382) no Hoare annotation was computed. [2020-12-09 07:05:04,988 INFO L262 CegarLoopResult]: For program point L1983(lines 1983 1990) no Hoare annotation was computed. [2020-12-09 07:05:04,988 INFO L262 CegarLoopResult]: For program point L1983-1(lines 1983 1990) no Hoare annotation was computed. [2020-12-09 07:05:04,988 INFO L262 CegarLoopResult]: For program point L1983-2(lines 1983 1990) no Hoare annotation was computed. [2020-12-09 07:05:04,988 INFO L258 CegarLoopResult]: At program point L2116(lines 1 3080) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,989 INFO L258 CegarLoopResult]: At program point L2116-2(lines 2113 2118) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,989 INFO L258 CegarLoopResult]: At program point L2116-1(lines 2113 2118) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,989 INFO L265 CegarLoopResult]: At program point L2843(lines 2596 2845) the Hoare annotation is: true [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2778(line 2778) no Hoare annotation was computed. [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2779(lines 2779 2834) no Hoare annotation was computed. [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2713(line 2713) no Hoare annotation was computed. [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2383(lines 2383 2397) no Hoare annotation was computed. [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2383-3(lines 2383 2397) no Hoare annotation was computed. [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2383-2(lines 2383 2397) no Hoare annotation was computed. [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2383-5(lines 2383 2397) no Hoare annotation was computed. [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2383-6(lines 2383 2397) no Hoare annotation was computed. [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2383-8(lines 2383 2397) no Hoare annotation was computed. [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2648(line 2648) no Hoare annotation was computed. [2020-12-09 07:05:04,989 INFO L258 CegarLoopResult]: At program point L2450(lines 2425 2585) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2516-1(lines 2425 2585) no Hoare annotation was computed. [2020-12-09 07:05:04,989 INFO L258 CegarLoopResult]: At program point L2186(lines 2182 2188) the Hoare annotation is: false [2020-12-09 07:05:04,989 INFO L258 CegarLoopResult]: At program point L2186-1(lines 2182 2188) the Hoare annotation is: false [2020-12-09 07:05:04,989 INFO L262 CegarLoopResult]: For program point L2781(lines 2781 2831) no Hoare annotation was computed. [2020-12-09 07:05:04,990 INFO L262 CegarLoopResult]: For program point L2649(lines 2649 2653) no Hoare annotation was computed. [2020-12-09 07:05:04,990 INFO L262 CegarLoopResult]: For program point L2649-2(lines 2628 2678) no Hoare annotation was computed. [2020-12-09 07:05:04,990 INFO L258 CegarLoopResult]: At program point L1989(lines 1976 1992) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (bvadd ~nwriters_stress~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2020-12-09 07:05:04,990 INFO L258 CegarLoopResult]: At program point L1989-1(lines 1976 1992) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (bvadd ~nwriters_stress~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2020-12-09 07:05:04,990 INFO L258 CegarLoopResult]: At program point L1989-2(lines 1976 1992) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (bvadd ~nwriters_stress~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2020-12-09 07:05:04,990 INFO L262 CegarLoopResult]: For program point L2782(line 2782) no Hoare annotation was computed. [2020-12-09 07:05:04,990 INFO L258 CegarLoopResult]: At program point L2584(lines 2414 2586) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32)))) (.cse1 (= (_ bv1 32) ~ldv_state_variable_0~0))) (or (and .cse0 (= (bvadd |ULTIMATE.start_lock_torture_init_#res| (_ bv16 32)) (_ bv0 32)) .cse1) (and (= (_ bv0 32) (bvadd |ULTIMATE.start_lock_torture_init_#res| (_ bv12 32))) .cse0 (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) .cse1) (and (= (_ bv0 32) (bvadd |ULTIMATE.start_lock_torture_init_#res| (_ bv22 32))) .cse0 .cse1))) [2020-12-09 07:05:04,990 INFO L262 CegarLoopResult]: For program point L2518(lines 2518 2521) no Hoare annotation was computed. [2020-12-09 07:05:04,990 INFO L258 CegarLoopResult]: At program point L2452(lines 2425 2585) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,990 INFO L262 CegarLoopResult]: For program point L2783(lines 2783 2787) no Hoare annotation was computed. [2020-12-09 07:05:04,990 INFO L258 CegarLoopResult]: At program point L2982(lines 2981 2983) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (bvadd ~nwriters_stress~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2020-12-09 07:05:04,990 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 2013) no Hoare annotation was computed. [2020-12-09 07:05:04,990 INFO L258 CegarLoopResult]: At program point L3049-1(lines 3048 3050) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.offset|) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0) (= (_ bv0 32) |ULTIMATE.start_kmalloc_#res.base|)) [2020-12-09 07:05:04,991 INFO L265 CegarLoopResult]: At program point L3049(lines 3048 3050) the Hoare annotation is: true [2020-12-09 07:05:04,991 INFO L258 CegarLoopResult]: At program point L3049-2(lines 3048 3050) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,991 INFO L258 CegarLoopResult]: At program point L2455(lines 2425 2585) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,991 INFO L258 CegarLoopResult]: At program point L2389-1(lines 2383 2396) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,991 INFO L258 CegarLoopResult]: At program point L2389(lines 2383 2396) the Hoare annotation is: (and (= (bvadd ~nwriters_stress~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0)) [2020-12-09 07:05:04,991 INFO L262 CegarLoopResult]: For program point L2323-1(lines 2323 2327) no Hoare annotation was computed. [2020-12-09 07:05:04,991 INFO L262 CegarLoopResult]: For program point L2323(lines 2323 2327) no Hoare annotation was computed. [2020-12-09 07:05:04,991 INFO L258 CegarLoopResult]: At program point L2389-2(lines 2383 2396) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,991 INFO L262 CegarLoopResult]: For program point L2323-2(lines 2323 2327) no Hoare annotation was computed. [2020-12-09 07:05:04,991 INFO L262 CegarLoopResult]: For program point L2720(line 2720) no Hoare annotation was computed. [2020-12-09 07:05:04,991 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 2013) no Hoare annotation was computed. [2020-12-09 07:05:04,991 INFO L262 CegarLoopResult]: For program point L2721(lines 2721 2776) no Hoare annotation was computed. [2020-12-09 07:05:04,991 INFO L258 CegarLoopResult]: At program point L2391-1(lines 2383 2396) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,992 INFO L258 CegarLoopResult]: At program point L2391(lines 2383 2396) the Hoare annotation is: (and (= (bvadd ~nwriters_stress~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0)) [2020-12-09 07:05:04,992 INFO L258 CegarLoopResult]: At program point L2391-2(lines 2383 2396) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,992 INFO L258 CegarLoopResult]: At program point L2127(lines 2123 2129) the Hoare annotation is: false [2020-12-09 07:05:04,992 INFO L258 CegarLoopResult]: At program point L2986(lines 2985 2987) the Hoare annotation is: false [2020-12-09 07:05:04,992 INFO L262 CegarLoopResult]: For program point L2524-1(lines 2425 2585) no Hoare annotation was computed. [2020-12-09 07:05:04,992 INFO L258 CegarLoopResult]: At program point L3053(lines 3052 3054) the Hoare annotation is: false [2020-12-09 07:05:04,992 INFO L262 CegarLoopResult]: For program point L2789(line 2789) no Hoare annotation was computed. [2020-12-09 07:05:04,992 INFO L262 CegarLoopResult]: For program point L2723(lines 2723 2773) no Hoare annotation was computed. [2020-12-09 07:05:04,992 INFO L262 CegarLoopResult]: For program point L2790(lines 2790 2794) no Hoare annotation was computed. [2020-12-09 07:05:04,992 INFO L262 CegarLoopResult]: For program point L2724(line 2724) no Hoare annotation was computed. [2020-12-09 07:05:04,992 INFO L262 CegarLoopResult]: For program point L2790-2(lines 2781 2831) no Hoare annotation was computed. [2020-12-09 07:05:04,992 INFO L262 CegarLoopResult]: For program point L2526(lines 2526 2529) no Hoare annotation was computed. [2020-12-09 07:05:04,992 INFO L262 CegarLoopResult]: For program point L2725(lines 2725 2729) no Hoare annotation was computed. [2020-12-09 07:05:04,992 INFO L258 CegarLoopResult]: At program point L2990(lines 2989 2991) the Hoare annotation is: false [2020-12-09 07:05:04,992 INFO L262 CegarLoopResult]: For program point L2660(line 2660) no Hoare annotation was computed. [2020-12-09 07:05:04,992 INFO L258 CegarLoopResult]: At program point L3057-1(lines 3056 3058) the Hoare annotation is: false [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L3057(lines 3056 3058) the Hoare annotation is: false [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L3057-3(lines 3056 3058) the Hoare annotation is: false [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L3057-2(lines 3056 3058) the Hoare annotation is: false [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L3057-5(lines 3056 3058) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L3057-4(lines 3056 3058) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L3057-7(lines 3056 3058) the Hoare annotation is: false [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L3057-6(lines 3056 3058) the Hoare annotation is: false [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L3057-9(lines 3056 3058) the Hoare annotation is: false [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L3057-8(lines 3056 3058) the Hoare annotation is: false [2020-12-09 07:05:04,993 INFO L262 CegarLoopResult]: For program point L2661(lines 2661 2666) no Hoare annotation was computed. [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L2926(lines 2922 2928) the Hoare annotation is: false [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L2926-1(lines 2922 2928) the Hoare annotation is: false [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L2464(lines 2456 2472) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,993 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 07:05:04,993 INFO L258 CegarLoopResult]: At program point L2994(lines 2993 2995) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,994 INFO L265 CegarLoopResult]: At program point L1937(lines 1935 1938) the Hoare annotation is: true [2020-12-09 07:05:04,994 INFO L258 CegarLoopResult]: At program point L1937-1(lines 1935 1938) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,994 INFO L258 CegarLoopResult]: At program point L1937-2(lines 1935 1938) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,994 INFO L258 CegarLoopResult]: At program point L1937-3(lines 1935 1938) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,994 INFO L258 CegarLoopResult]: At program point L2466(lines 2456 2472) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,994 INFO L262 CegarLoopResult]: For program point L2532-1(lines 2532 2539) no Hoare annotation was computed. [2020-12-09 07:05:04,994 INFO L258 CegarLoopResult]: At program point L3061(lines 3060 3062) the Hoare annotation is: false [2020-12-09 07:05:04,994 INFO L262 CegarLoopResult]: For program point L2731(line 2731) no Hoare annotation was computed. [2020-12-09 07:05:04,994 INFO L262 CegarLoopResult]: For program point L2401-1(lines 2401 2410) no Hoare annotation was computed. [2020-12-09 07:05:04,994 INFO L262 CegarLoopResult]: For program point L2401(lines 2401 2410) no Hoare annotation was computed. [2020-12-09 07:05:04,994 INFO L262 CegarLoopResult]: For program point L2401-2(lines 2401 2410) no Hoare annotation was computed. [2020-12-09 07:05:04,994 INFO L262 CegarLoopResult]: For program point L2732(lines 2732 2736) no Hoare annotation was computed. [2020-12-09 07:05:04,994 INFO L262 CegarLoopResult]: For program point L2732-2(lines 2723 2773) no Hoare annotation was computed. [2020-12-09 07:05:04,994 INFO L262 CegarLoopResult]: For program point L2534(lines 2534 2537) no Hoare annotation was computed. [2020-12-09 07:05:04,994 INFO L258 CegarLoopResult]: At program point L2998(lines 2997 2999) the Hoare annotation is: false [2020-12-09 07:05:04,995 INFO L262 CegarLoopResult]: For program point L2668(line 2668) no Hoare annotation was computed. [2020-12-09 07:05:04,995 INFO L258 CegarLoopResult]: At program point L2933-1(lines 2929 2935) the Hoare annotation is: false [2020-12-09 07:05:04,995 INFO L258 CegarLoopResult]: At program point L2933(lines 2929 2935) the Hoare annotation is: false [2020-12-09 07:05:04,995 INFO L258 CegarLoopResult]: At program point L2933-3(lines 2929 2935) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,995 INFO L258 CegarLoopResult]: At program point L2933-2(lines 2929 2935) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,995 INFO L258 CegarLoopResult]: At program point L2933-5(lines 2929 2935) the Hoare annotation is: false [2020-12-09 07:05:04,995 INFO L258 CegarLoopResult]: At program point L2933-4(lines 2929 2935) the Hoare annotation is: false [2020-12-09 07:05:04,995 INFO L262 CegarLoopResult]: For program point L2801(line 2801) no Hoare annotation was computed. [2020-12-09 07:05:04,995 INFO L262 CegarLoopResult]: For program point L2669(lines 2669 2674) no Hoare annotation was computed. [2020-12-09 07:05:04,995 INFO L262 CegarLoopResult]: For program point L2405-1(lines 2405 2409) no Hoare annotation was computed. [2020-12-09 07:05:04,995 INFO L262 CegarLoopResult]: For program point L2405(lines 2405 2409) no Hoare annotation was computed. [2020-12-09 07:05:04,995 INFO L262 CegarLoopResult]: For program point L2405-2(lines 2405 2409) no Hoare annotation was computed. [2020-12-09 07:05:04,995 INFO L265 CegarLoopResult]: At program point L2009(lines 2889 2898) the Hoare annotation is: true [2020-12-09 07:05:04,995 INFO L258 CegarLoopResult]: At program point L2009-1(lines 2889 2898) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,995 INFO L258 CegarLoopResult]: At program point L2009-2(lines 2889 2898) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,995 INFO L258 CegarLoopResult]: At program point L2009-3(lines 2889 2898) the Hoare annotation is: false [2020-12-09 07:05:04,996 INFO L258 CegarLoopResult]: At program point L2009-4(lines 2889 2898) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,996 INFO L262 CegarLoopResult]: For program point L2802(lines 2802 2806) no Hoare annotation was computed. [2020-12-09 07:05:04,996 INFO L262 CegarLoopResult]: For program point L2802-2(lines 2781 2831) no Hoare annotation was computed. [2020-12-09 07:05:04,996 INFO L262 CegarLoopResult]: For program point L2142(lines 2142 2155) no Hoare annotation was computed. [2020-12-09 07:05:04,996 INFO L262 CegarLoopResult]: For program point L2142-2(lines 2142 2155) no Hoare annotation was computed. [2020-12-09 07:05:04,996 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 07:05:04,996 INFO L262 CegarLoopResult]: For program point L2142-3(lines 2142 2155) no Hoare annotation was computed. [2020-12-09 07:05:04,996 INFO L262 CegarLoopResult]: For program point L2142-6(lines 2142 2155) no Hoare annotation was computed. [2020-12-09 07:05:04,996 INFO L262 CegarLoopResult]: For program point L2142-5(lines 2142 2155) no Hoare annotation was computed. [2020-12-09 07:05:04,996 INFO L262 CegarLoopResult]: For program point L2142-8(lines 2142 2155) no Hoare annotation was computed. [2020-12-09 07:05:04,996 INFO L262 CegarLoopResult]: For program point L2142-9(lines 2142 2155) no Hoare annotation was computed. [2020-12-09 07:05:04,996 INFO L262 CegarLoopResult]: For program point L2142-11(lines 2142 2155) no Hoare annotation was computed. [2020-12-09 07:05:04,996 INFO L258 CegarLoopResult]: At program point L3068(lines 3067 3069) the Hoare annotation is: false [2020-12-09 07:05:04,996 INFO L258 CegarLoopResult]: At program point L3002(lines 3001 3003) the Hoare annotation is: false [2020-12-09 07:05:04,996 INFO L265 CegarLoopResult]: At program point L1945(lines 1940 1947) the Hoare annotation is: true [2020-12-09 07:05:04,996 INFO L258 CegarLoopResult]: At program point L1945-1(lines 1940 1947) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,996 INFO L258 CegarLoopResult]: At program point L1945-2(lines 1940 1947) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,997 INFO L258 CegarLoopResult]: At program point L1945-3(lines 1940 1947) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (bvadd ULTIMATE.start_lock_torture_init_~firsterr~0 (_ bv12 32)) (_ bv0 32)) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2474(lines 2474 2477) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2474-2(lines 2425 2585) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2012(line 2012) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2012-1(line 2012) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2012-2(line 2012) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2012-3(line 2012) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L258 CegarLoopResult]: At program point L1880(lines 1875 1882) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ULTIMATE.start_lock_torture_init_~tmp___0~9 (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2012-4(line 2012) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2542(lines 2542 2550) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2543(lines 2543 2546) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2543-2(lines 2543 2546) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L258 CegarLoopResult]: At program point L3072(lines 3071 3073) the Hoare annotation is: false [2020-12-09 07:05:04,997 INFO L258 CegarLoopResult]: At program point L3006(lines 3005 3007) the Hoare annotation is: (and (= ~lwsa~0.base (_ bv0 32)) (= (_ bv0 32) ~lwsa~0.offset) (= (_ bv0 32) (bvadd ~nwriters_stress~0 (_ bv1 32))) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 32) ~ldv_state_variable_2~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2676(line 2676) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2478-1(lines 2478 2483) no Hoare annotation was computed. [2020-12-09 07:05:04,997 INFO L262 CegarLoopResult]: For program point L2743(line 2743) no Hoare annotation was computed. [2020-12-09 07:05:05,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:05:05 BoogieIcfgContainer [2020-12-09 07:05:05,036 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 07:05:05,036 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 07:05:05,036 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 07:05:05,037 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 07:05:05,037 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:04:41" (3/4) ... [2020-12-09 07:05:05,039 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 07:05:05,063 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 161 nodes and edges [2020-12-09 07:05:05,065 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2020-12-09 07:05:05,068 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2020-12-09 07:05:05,070 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-09 07:05:05,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-09 07:05:05,074 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 07:05:05,076 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 07:05:05,102 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(\result, 16bv32) == 0bv32) && 1bv32 == ldv_state_variable_0) || (((0bv32 == ~bvadd16(\result, 12bv32) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && ~bvadd16(firsterr, 12bv32) == 0bv32) && 1bv32 == ldv_state_variable_0)) || ((0bv32 == ~bvadd16(\result, 22bv32) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 1bv32 == ldv_state_variable_0) [2020-12-09 07:05:05,104 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result [2020-12-09 07:05:05,105 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result [2020-12-09 07:05:05,106 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result [2020-12-09 07:05:05,106 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result [2020-12-09 07:05:05,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result [2020-12-09 07:05:05,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result [2020-12-09 07:05:05,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result [2020-12-09 07:05:05,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result [2020-12-09 07:05:05,205 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_22911a92-312b-4875-af70-39bf133c5efb/bin/utaipan/witness.graphml [2020-12-09 07:05:05,205 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 07:05:05,206 INFO L168 Benchmark]: Toolchain (without parser) took 33595.56 ms. Allocated memory was 58.7 MB in the beginning and 151.0 MB in the end (delta: 92.3 MB). Free memory was 35.0 MB in the beginning and 92.8 MB in the end (delta: -57.8 MB). Peak memory consumption was 95.0 MB. Max. memory is 16.1 GB. [2020-12-09 07:05:05,206 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 58.7 MB. Free memory was 41.2 MB in the beginning and 41.1 MB in the end (delta: 82.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 07:05:05,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 822.05 ms. Allocated memory was 58.7 MB in the beginning and 83.9 MB in the end (delta: 25.2 MB). Free memory was 34.6 MB in the beginning and 43.3 MB in the end (delta: -8.6 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. [2020-12-09 07:05:05,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.87 ms. Allocated memory is still 83.9 MB. Free memory was 43.3 MB in the beginning and 55.8 MB in the end (delta: -12.6 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. [2020-12-09 07:05:05,207 INFO L168 Benchmark]: Boogie Preprocessor took 74.21 ms. Allocated memory is still 83.9 MB. Free memory was 55.8 MB in the beginning and 47.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-09 07:05:05,208 INFO L168 Benchmark]: RCFGBuilder took 8657.87 ms. Allocated memory was 83.9 MB in the beginning and 125.8 MB in the end (delta: 41.9 MB). Free memory was 47.8 MB in the beginning and 56.1 MB in the end (delta: -8.3 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. [2020-12-09 07:05:05,208 INFO L168 Benchmark]: TraceAbstraction took 23776.97 ms. Allocated memory was 125.8 MB in the beginning and 151.0 MB in the end (delta: 25.2 MB). Free memory was 55.0 MB in the beginning and 68.7 MB in the end (delta: -13.7 MB). Peak memory consumption was 43.0 MB. Max. memory is 16.1 GB. [2020-12-09 07:05:05,208 INFO L168 Benchmark]: Witness Printer took 168.54 ms. Allocated memory is still 151.0 MB. Free memory was 68.7 MB in the beginning and 92.8 MB in the end (delta: -24.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2020-12-09 07:05:05,210 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 58.7 MB. Free memory was 41.2 MB in the beginning and 41.1 MB in the end (delta: 82.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 822.05 ms. Allocated memory was 58.7 MB in the beginning and 83.9 MB in the end (delta: 25.2 MB). Free memory was 34.6 MB in the beginning and 43.3 MB in the end (delta: -8.6 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.87 ms. Allocated memory is still 83.9 MB. Free memory was 43.3 MB in the beginning and 55.8 MB in the end (delta: -12.6 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.21 ms. Allocated memory is still 83.9 MB. Free memory was 55.8 MB in the beginning and 47.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 8657.87 ms. Allocated memory was 83.9 MB in the beginning and 125.8 MB in the end (delta: 41.9 MB). Free memory was 47.8 MB in the beginning and 56.1 MB in the end (delta: -8.3 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23776.97 ms. Allocated memory was 125.8 MB in the beginning and 151.0 MB in the end (delta: 25.2 MB). Free memory was 55.0 MB in the beginning and 68.7 MB in the end (delta: -13.7 MB). Peak memory consumption was 43.0 MB. Max. memory is 16.1 GB. * Witness Printer took 168.54 ms. Allocated memory is still 151.0 MB. Free memory was 68.7 MB in the beginning and 92.8 MB in the end (delta: -24.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2013]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 2013]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 2013]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 2013]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 2013]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 1976]: Loop Invariant Derived loop invariant: ((((lwsa == 0bv32 && ~bvadd16(nwriters_stress, 1bv32) == 0bv32) && 0bv32 == lwsa) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2 - InvariantResult [Line: 2173]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3056]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1976]: Loop Invariant Derived loop invariant: ((((lwsa == 0bv32 && ~bvadd16(nwriters_stress, 1bv32) == 0bv32) && 0bv32 == lwsa) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2 - InvariantResult [Line: 1940]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1885]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2383]: Loop Invariant Derived loop invariant: ~bvadd16(nwriters_stress, 1bv32) == 0bv32 && 0bv32 == ldv_spin - InvariantResult [Line: 1940]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 3056]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1940]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 3056]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2383]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1940]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2130]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3056]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2130]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3056]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2383]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2929]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2862]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2929]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 3034]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && ~bvadd16(nwriters_stress, 1bv32) == 0bv32) && 0bv32 == lwsa) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 3056]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3067]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3056]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1976]: Loop Invariant Derived loop invariant: ((((lwsa == 0bv32 && ~bvadd16(nwriters_stress, 1bv32) == 0bv32) && 0bv32 == lwsa) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2 - InvariantResult [Line: 3056]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2087]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2862]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2087]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2862]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1959]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1959]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1959]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1959]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2609]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2981]: Loop Invariant Derived loop invariant: ((((lwsa == 0bv32 && ~bvadd16(nwriters_stress, 1bv32) == 0bv32) && 0bv32 == lwsa) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2 - InvariantResult [Line: 2361]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2846]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result - InvariantResult [Line: 2989]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2265]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2081]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2972]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 3030]: Loop Invariant Derived loop invariant: ~bvadd16(nwriters_stress, 1bv32) == 0bv32 && 0bv32 == ldv_spin - InvariantResult [Line: 2265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2274]: Loop Invariant Derived loop invariant: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result - InvariantResult [Line: 2274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3052]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2972]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2274]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2997]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3030]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3030]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2265]: Loop Invariant Derived loop invariant: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result - InvariantResult [Line: 2456]: Loop Invariant Derived loop invariant: (0bv32 == ~bvadd16(nwriters_stress, 1bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 3005]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2950]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2972]: Loop Invariant Derived loop invariant: ~bvadd16(nwriters_stress, 1bv32) == 0bv32 && 0bv32 == ldv_spin - InvariantResult [Line: 2972]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2972]: Loop Invariant Derived loop invariant: ~bvadd16(nwriters_stress, 1bv32) == 0bv32 && 0bv32 == ldv_spin - InvariantResult [Line: 2972]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1875]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 3060]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3071]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2383]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2383]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2871]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2274]: Loop Invariant Derived loop invariant: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2456]: Loop Invariant Derived loop invariant: (0bv32 == ~bvadd16(nwriters_stress, 1bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2274]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2383]: Loop Invariant Derived loop invariant: ~bvadd16(nwriters_stress, 1bv32) == 0bv32 && 0bv32 == ldv_spin - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1893]: Loop Invariant Derived loop invariant: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result - InvariantResult [Line: 1893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2596]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2871]: Loop Invariant Derived loop invariant: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result - InvariantResult [Line: 1893]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2871]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2871]: Loop Invariant Derived loop invariant: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1935]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2113]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2096]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2113]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2096]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2414]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(\result, 16bv32) == 0bv32) && 1bv32 == ldv_state_variable_0) || (((0bv32 == ~bvadd16(\result, 12bv32) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && ~bvadd16(firsterr, 12bv32) == 0bv32) && 1bv32 == ldv_state_variable_0)) || ((0bv32 == ~bvadd16(\result, 22bv32) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 1bv32 == ldv_state_variable_0) - InvariantResult [Line: 2985]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3037]: Loop Invariant Derived loop invariant: (0bv32 == ~bvadd16(nwriters_stress, 1bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 3056]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3048]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3048]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd16(nwriters_stress, 1bv32) && ~bvadd16(firsterr, 12bv32) == 0bv32) && tmp___0 == 0bv32) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2993]: Loop Invariant Derived loop invariant: (((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 2130]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3056]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3048]: Loop Invariant Derived loop invariant: ((((((((lwsa == 0bv32 && 0bv32 == \result) && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0) && 0bv32 == \result - InvariantResult [Line: 2130]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1935]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1935]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1935]: Loop Invariant Derived loop invariant: ((((((lwsa == 0bv32 && 0bv32 == lwsa) && 0bv32 == ~bvadd16(nwriters_stress, 1bv32)) && 0bv32 == ldv_state_variable_1) && tmp___0 == 0bv32) && 0bv32 == ldv_spin) && 0bv32 == ldv_state_variable_2) && 1bv32 == ldv_state_variable_0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 350 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.3s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5103 SDtfs, 3038 SDslu, 5238 SDs, 0 SdLazy, 174 SolverSat, 38 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 11.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 558 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2592occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 1395 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 149 LocationsWithAnnotation, 149 PreInvPairs, 407 NumberOfFragments, 1880 HoareAnnotationTreeSize, 149 FomulaSimplifications, 5753 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 149 FomulaSimplificationsInter, 146 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 514 NumberOfCodeBlocks, 514 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 552 ConstructedInterpolants, 0 QuantifiedInterpolants, 36006 SizeOfPredicates, 13 NumberOfNonLiveVariables, 6085 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 72/74 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 proved your program to be correct! Received shutdown request...