./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI --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 e184773994bf5ba427e3ad6843df80bcf1aa90cb50c2ace36ee6ac9939c1f916 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:09:17,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:09:17,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:09:17,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:09:17,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:09:17,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:09:17,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:09:17,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:09:17,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:09:17,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:09:17,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:09:17,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:09:17,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:09:17,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:09:17,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:09:17,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:09:17,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:09:17,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:09:17,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:09:17,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:09:17,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:09:17,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:09:17,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:09:17,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:09:17,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:09:17,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:09:17,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:09:17,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:09:17,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:09:17,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:09:17,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:09:17,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:09:17,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:09:17,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:09:17,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:09:17,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:09:17,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:09:17,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:09:17,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:09:17,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:09:17,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:09:17,658 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:09:17,692 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:09:17,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:09:17,692 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:09:17,693 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:09:17,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:09:17,694 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:09:17,694 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:09:17,694 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:09:17,694 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:09:17,695 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:09:17,696 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:09:17,696 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:09:17,696 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:09:17,696 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:09:17,696 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:09:17,697 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:09:17,697 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:09:17,697 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:09:17,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:09:17,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:09:17,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:09:17,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:09:17,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:09:17,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:09:17,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:09:17,701 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:09:17,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:09:17,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:09:17,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:09:17,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:09:17,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:09:17,703 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:09:17,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:09:17,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:09:17,704 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:09:17,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:09:17,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:09:17,704 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:09:17,705 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e184773994bf5ba427e3ad6843df80bcf1aa90cb50c2ace36ee6ac9939c1f916 [2022-11-03 02:09:18,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:09:18,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:09:18,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:09:18,081 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:09:18,082 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:09:18,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-11-03 02:09:18,178 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/data/1bfafab95/76a34573f01047f790d9deb7f58dc74e/FLAGc41dff408 [2022-11-03 02:09:19,201 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:09:19,203 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-11-03 02:09:19,252 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/data/1bfafab95/76a34573f01047f790d9deb7f58dc74e/FLAGc41dff408 [2022-11-03 02:09:19,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/data/1bfafab95/76a34573f01047f790d9deb7f58dc74e [2022-11-03 02:09:19,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:09:19,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:09:19,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:09:19,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:09:19,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:09:19,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:09:19" (1/1) ... [2022-11-03 02:09:19,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a7491a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:19, skipping insertion in model container [2022-11-03 02:09:19,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:09:19" (1/1) ... [2022-11-03 02:09:19,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:09:19,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:09:22,782 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[340444,340457] [2022-11-03 02:09:22,786 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[340589,340602] [2022-11-03 02:09:22,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:09:22,853 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:09:23,322 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[340444,340457] [2022-11-03 02:09:23,323 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[340589,340602] [2022-11-03 02:09:23,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:09:23,505 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:09:23,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23 WrapperNode [2022-11-03 02:09:23,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:09:23,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:09:23,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:09:23,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:09:23,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (1/1) ... [2022-11-03 02:09:23,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (1/1) ... [2022-11-03 02:09:23,801 INFO L138 Inliner]: procedures = 430, calls = 2141, calls flagged for inlining = 204, calls inlined = 189, statements flattened = 4802 [2022-11-03 02:09:23,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:09:23,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:09:23,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:09:23,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:09:23,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (1/1) ... [2022-11-03 02:09:23,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (1/1) ... [2022-11-03 02:09:23,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (1/1) ... [2022-11-03 02:09:23,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (1/1) ... [2022-11-03 02:09:24,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (1/1) ... [2022-11-03 02:09:24,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (1/1) ... [2022-11-03 02:09:24,147 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (1/1) ... [2022-11-03 02:09:24,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (1/1) ... [2022-11-03 02:09:24,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:09:24,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:09:24,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:09:24,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:09:24,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (1/1) ... [2022-11-03 02:09:24,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:09:24,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:09:24,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:09:24,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:09:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-03 02:09:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure BB_GET_BIT2 [2022-11-03 02:09:24,291 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_GET_BIT2 [2022-11-03 02:09:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-11-03 02:09:24,291 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-11-03 02:09:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-03 02:09:24,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-03 02:09:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 02:09:24,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 02:09:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_open [2022-11-03 02:09:24,293 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_open [2022-11-03 02:09:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_poll_stop [2022-11-03 02:09:24,293 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_poll_stop [2022-11-03 02:09:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure is_quattro_p [2022-11-03 02:09:24,294 INFO L138 BoogieDeclarations]: Found implementation of procedure is_quattro_p [2022-11-03 02:09:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-03 02:09:24,294 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-03 02:09:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_close [2022-11-03 02:09:24,295 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_close [2022-11-03 02:09:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:09:24,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:09:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-03 02:09:24,295 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-03 02:09:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_87 [2022-11-03 02:09:24,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_87 [2022-11-03 02:09:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_set_multicast [2022-11-03 02:09:24,296 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_set_multicast [2022-11-03 02:09:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-03 02:09:24,297 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-03 02:09:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure BB_PUT_BIT [2022-11-03 02:09:24,298 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_PUT_BIT [2022-11-03 02:09:24,298 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-03 02:09:24,298 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-03 02:09:24,298 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_begin_auto_negotiation [2022-11-03 02:09:24,299 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_begin_auto_negotiation [2022-11-03 02:09:24,299 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_get_counters [2022-11-03 02:09:24,299 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_get_counters [2022-11-03 02:09:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_happy_lock_of_happy_meal [2022-11-03 02:09:24,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_happy_lock_of_happy_meal [2022-11-03 02:09:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 02:09:24,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 02:09:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-03 02:09:24,301 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-03 02:09:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-03 02:09:24,302 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-03 02:09:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-11-03 02:09:24,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-11-03 02:09:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-03 02:09:24,304 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-03 02:09:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 02:09:24,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 02:09:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:09:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-03 02:09:24,305 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-03 02:09:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_happy_lock_of_happy_meal [2022-11-03 02:09:24,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_happy_lock_of_happy_meal [2022-11-03 02:09:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-03 02:09:24,307 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-03 02:09:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:09:24,308 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-03 02:09:24,308 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-03 02:09:24,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:09:24,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 02:09:24,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 02:09:24,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:09:24,309 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-03 02:09:24,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-03 02:09:24,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-03 02:09:24,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-03 02:09:24,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-03 02:09:24,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-03 02:09:24,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-03 02:09:24,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-03 02:09:24,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-03 02:09:24,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-03 02:09:24,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-03 02:09:24,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-03 02:09:24,313 INFO L130 BoogieDeclarations]: Found specification of procedure set_happy_link_modes [2022-11-03 02:09:24,313 INFO L138 BoogieDeclarations]: Found implementation of procedure set_happy_link_modes [2022-11-03 02:09:24,313 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_reset [2022-11-03 02:09:24,314 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_reset [2022-11-03 02:09:24,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:09:24,315 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tx_timeout [2022-11-03 02:09:24,315 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tx_timeout [2022-11-03 02:09:24,315 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-03 02:09:24,315 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-03 02:09:24,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:09:24,317 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_read [2022-11-03 02:09:24,317 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_read [2022-11-03 02:09:24,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 02:09:24,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 02:09:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 02:09:24,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 02:09:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:09:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:09:24,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:09:24,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:09:24,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:09:24,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-03 02:09:24,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-03 02:09:24,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-03 02:09:24,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-03 02:09:24,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:09:24,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:09:24,322 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-03 02:09:24,322 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-03 02:09:24,322 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 02:09:24,323 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 02:09:24,324 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-03 02:09:24,327 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-03 02:09:24,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-03 02:09:24,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-03 02:09:24,328 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-03 02:09:24,329 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-03 02:09:24,330 INFO L130 BoogieDeclarations]: Found specification of procedure is_lucent_phy [2022-11-03 02:09:24,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_lucent_phy [2022-11-03 02:09:24,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:09:24,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:09:24,337 INFO L130 BoogieDeclarations]: Found specification of procedure hme_read_desc32 [2022-11-03 02:09:24,338 INFO L138 BoogieDeclarations]: Found implementation of procedure hme_read_desc32 [2022-11-03 02:09:24,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-03 02:09:24,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-03 02:09:24,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:09:24,339 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_clean_rings [2022-11-03 02:09:24,339 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_clean_rings [2022-11-03 02:09:24,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:09:24,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:09:24,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:09:24,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 02:09:24,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 02:09:24,340 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-03 02:09:24,340 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-03 02:09:24,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-03 02:09:24,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-03 02:09:24,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 02:09:24,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 02:09:24,341 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-03 02:09:24,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-03 02:09:24,341 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-03 02:09:24,342 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-03 02:09:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-03 02:09:24,342 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-03 02:09:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-03 02:09:24,342 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-03 02:09:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:09:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:09:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-03 02:09:24,343 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-03 02:09:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_86 [2022-11-03 02:09:24,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_86 [2022-11-03 02:09:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:09:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 02:09:24,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 02:09:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_stop [2022-11-03 02:09:24,345 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_stop [2022-11-03 02:09:24,345 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-03 02:09:24,345 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-03 02:09:24,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 02:09:24,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 02:09:24,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-03 02:09:24,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-03 02:09:24,346 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_pci_remove [2022-11-03 02:09:24,346 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_pci_remove [2022-11-03 02:09:24,346 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_init [2022-11-03 02:09:24,346 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_init [2022-11-03 02:09:24,347 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-03 02:09:24,347 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-03 02:09:24,347 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-03 02:09:24,347 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-03 02:09:24,347 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_write [2022-11-03 02:09:24,348 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_write [2022-11-03 02:09:24,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:09:24,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:09:24,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:09:24,348 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-03 02:09:24,349 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-03 02:09:24,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 02:09:24,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 02:09:24,349 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:09:24,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:09:24,350 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-11-03 02:09:24,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-11-03 02:09:24,351 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-03 02:09:24,352 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-03 02:09:24,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:09:24,352 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-03 02:09:24,352 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-03 02:09:24,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-03 02:09:24,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-03 02:09:24,353 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-11-03 02:09:24,353 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-11-03 02:09:24,353 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_transceiver_check [2022-11-03 02:09:24,353 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_transceiver_check [2022-11-03 02:09:25,372 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:09:25,376 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:09:26,021 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:09:31,427 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:09:33,122 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:09:33,122 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-03 02:09:33,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:09:33 BoogieIcfgContainer [2022-11-03 02:09:33,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:09:33,132 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:09:33,132 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:09:33,136 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:09:33,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:09:19" (1/3) ... [2022-11-03 02:09:33,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f270f37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:09:33, skipping insertion in model container [2022-11-03 02:09:33,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:09:23" (2/3) ... [2022-11-03 02:09:33,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f270f37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:09:33, skipping insertion in model container [2022-11-03 02:09:33,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:09:33" (3/3) ... [2022-11-03 02:09:33,141 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-11-03 02:09:33,162 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:09:33,162 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:09:33,242 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:09:33,248 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@562fae56, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:09:33,249 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:09:33,257 INFO L276 IsEmpty]: Start isEmpty. Operand has 1426 states, 804 states have (on average 1.2860696517412935) internal successors, (1034), 851 states have internal predecessors, (1034), 533 states have call successors, (533), 88 states have call predecessors, (533), 87 states have return successors, (529), 515 states have call predecessors, (529), 529 states have call successors, (529) [2022-11-03 02:09:33,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-03 02:09:33,277 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:09:33,278 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-03 02:09:33,278 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:09:33,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:09:33,283 INFO L85 PathProgramCache]: Analyzing trace with hash 438293354, now seen corresponding path program 1 times [2022-11-03 02:09:33,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:09:33,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423863914] [2022-11-03 02:09:33,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:09:33,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:09:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:09:33,910 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-11-03 02:09:33,910 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:09:33,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423863914] [2022-11-03 02:09:33,911 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423863914] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:09:33,911 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:09:33,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 02:09:33,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123646458] [2022-11-03 02:09:33,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:09:33,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-03 02:09:33,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:09:33,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-03 02:09:33,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 02:09:33,964 INFO L87 Difference]: Start difference. First operand has 1426 states, 804 states have (on average 1.2860696517412935) internal successors, (1034), 851 states have internal predecessors, (1034), 533 states have call successors, (533), 88 states have call predecessors, (533), 87 states have return successors, (529), 515 states have call predecessors, (529), 529 states have call successors, (529) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-03 02:09:35,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:09:35,629 INFO L93 Difference]: Finished difference Result 2829 states and 4179 transitions. [2022-11-03 02:09:35,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-03 02:09:35,633 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 97 [2022-11-03 02:09:35,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:09:35,657 INFO L225 Difference]: With dead ends: 2829 [2022-11-03 02:09:35,657 INFO L226 Difference]: Without dead ends: 1310 [2022-11-03 02:09:35,678 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 02:09:35,681 INFO L413 NwaCegarLoop]: 1881 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1881 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:09:35,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1881 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 02:09:35,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1310 states. [2022-11-03 02:09:35,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1310 to 1310. [2022-11-03 02:09:35,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1310 states, 743 states have (on average 1.2691790040376851) internal successors, (943), 787 states have internal predecessors, (943), 481 states have call successors, (481), 85 states have call predecessors, (481), 85 states have return successors, (480), 466 states have call predecessors, (480), 480 states have call successors, (480) [2022-11-03 02:09:35,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1310 states and 1904 transitions. [2022-11-03 02:09:35,842 INFO L78 Accepts]: Start accepts. Automaton has 1310 states and 1904 transitions. Word has length 97 [2022-11-03 02:09:35,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:09:35,844 INFO L495 AbstractCegarLoop]: Abstraction has 1310 states and 1904 transitions. [2022-11-03 02:09:35,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-03 02:09:35,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1904 transitions. [2022-11-03 02:09:35,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-03 02:09:35,849 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:09:35,849 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-03 02:09:35,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:09:35,849 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:09:35,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:09:35,850 INFO L85 PathProgramCache]: Analyzing trace with hash 795134060, now seen corresponding path program 1 times [2022-11-03 02:09:35,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:09:35,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333619597] [2022-11-03 02:09:35,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:09:35,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:09:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:09:39,190 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-11-03 02:09:39,190 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:09:39,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333619597] [2022-11-03 02:09:39,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333619597] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:09:39,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:09:39,191 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:09:39,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009741059] [2022-11-03 02:09:39,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:09:39,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:09:39,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:09:39,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:09:39,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:09:39,194 INFO L87 Difference]: Start difference. First operand 1310 states and 1904 transitions. Second operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-03 02:09:42,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:45,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:09:45,248 INFO L93 Difference]: Finished difference Result 1636 states and 2360 transitions. [2022-11-03 02:09:45,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 02:09:45,250 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 98 [2022-11-03 02:09:45,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:09:45,263 INFO L225 Difference]: With dead ends: 1636 [2022-11-03 02:09:45,263 INFO L226 Difference]: Without dead ends: 1634 [2022-11-03 02:09:45,265 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:09:45,266 INFO L413 NwaCegarLoop]: 1804 mSDtfsCounter, 428 mSDsluCounter, 7656 mSDsCounter, 0 mSdLazyCounter, 1211 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 429 SdHoareTripleChecker+Valid, 8692 SdHoareTripleChecker+Invalid, 1216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1211 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:09:45,267 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [429 Valid, 8692 Invalid, 1216 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 1211 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2022-11-03 02:09:45,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1634 states. [2022-11-03 02:09:45,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1634 to 1629. [2022-11-03 02:09:45,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1629 states, 940 states have (on average 1.275531914893617) internal successors, (1199), 997 states have internal predecessors, (1199), 575 states have call successors, (575), 120 states have call predecessors, (575), 113 states have return successors, (577), 545 states have call predecessors, (577), 574 states have call successors, (577) [2022-11-03 02:09:45,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1629 states and 2351 transitions. [2022-11-03 02:09:45,431 INFO L78 Accepts]: Start accepts. Automaton has 1629 states and 2351 transitions. Word has length 98 [2022-11-03 02:09:45,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:09:45,432 INFO L495 AbstractCegarLoop]: Abstraction has 1629 states and 2351 transitions. [2022-11-03 02:09:45,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-03 02:09:45,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2351 transitions. [2022-11-03 02:09:45,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-11-03 02:09:45,454 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:09:45,454 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2022-11-03 02:09:45,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:09:45,455 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:09:45,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:09:45,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1475884246, now seen corresponding path program 1 times [2022-11-03 02:09:45,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:09:45,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275270739] [2022-11-03 02:09:45,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:09:45,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:09:45,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:09:45,710 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-11-03 02:09:45,710 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:09:45,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275270739] [2022-11-03 02:09:45,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275270739] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:09:45,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:09:45,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:09:45,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197501940] [2022-11-03 02:09:45,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:09:45,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:09:45,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:09:45,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:09:45,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:09:45,714 INFO L87 Difference]: Start difference. First operand 1629 states and 2351 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-03 02:09:47,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:48,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:09:48,560 INFO L93 Difference]: Finished difference Result 2266 states and 3248 transitions. [2022-11-03 02:09:48,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:09:48,562 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 157 [2022-11-03 02:09:48,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:09:48,574 INFO L225 Difference]: With dead ends: 2266 [2022-11-03 02:09:48,574 INFO L226 Difference]: Without dead ends: 1629 [2022-11-03 02:09:48,579 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:09:48,580 INFO L413 NwaCegarLoop]: 1708 mSDtfsCounter, 290 mSDsluCounter, 1486 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 414 SdHoareTripleChecker+Valid, 3072 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:09:48,581 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [414 Valid, 3072 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-03 02:09:48,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1629 states. [2022-11-03 02:09:48,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1629 to 1629. [2022-11-03 02:09:48,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1629 states, 940 states have (on average 1.274468085106383) internal successors, (1198), 997 states have internal predecessors, (1198), 575 states have call successors, (575), 120 states have call predecessors, (575), 113 states have return successors, (577), 545 states have call predecessors, (577), 574 states have call successors, (577) [2022-11-03 02:09:48,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1629 states and 2350 transitions. [2022-11-03 02:09:48,760 INFO L78 Accepts]: Start accepts. Automaton has 1629 states and 2350 transitions. Word has length 157 [2022-11-03 02:09:48,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:09:48,762 INFO L495 AbstractCegarLoop]: Abstraction has 1629 states and 2350 transitions. [2022-11-03 02:09:48,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-03 02:09:48,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2350 transitions. [2022-11-03 02:09:48,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-11-03 02:09:48,773 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:09:48,773 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2022-11-03 02:09:48,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:09:48,774 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:09:48,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:09:48,775 INFO L85 PathProgramCache]: Analyzing trace with hash 960773726, now seen corresponding path program 1 times [2022-11-03 02:09:48,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:09:48,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707156994] [2022-11-03 02:09:48,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:09:48,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:09:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:09:49,238 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2022-11-03 02:09:49,239 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:09:49,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707156994] [2022-11-03 02:09:49,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707156994] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:09:49,240 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:09:49,240 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:09:49,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680885440] [2022-11-03 02:09:49,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:09:49,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:09:49,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:09:49,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:09:49,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:09:49,242 INFO L87 Difference]: Start difference. First operand 1629 states and 2350 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-03 02:09:51,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:52,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:09:52,968 INFO L93 Difference]: Finished difference Result 2951 states and 4298 transitions. [2022-11-03 02:09:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:09:52,969 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 168 [2022-11-03 02:09:52,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:09:52,985 INFO L225 Difference]: With dead ends: 2951 [2022-11-03 02:09:52,986 INFO L226 Difference]: Without dead ends: 1658 [2022-11-03 02:09:52,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:09:52,998 INFO L413 NwaCegarLoop]: 1716 mSDtfsCounter, 19 mSDsluCounter, 1891 mSDsCounter, 0 mSdLazyCounter, 398 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 3418 SdHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 398 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:09:52,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 3418 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 398 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2022-11-03 02:09:53,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1658 states. [2022-11-03 02:09:53,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1658 to 1631. [2022-11-03 02:09:53,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1631 states, 942 states have (on average 1.2738853503184713) internal successors, (1200), 999 states have internal predecessors, (1200), 575 states have call successors, (575), 120 states have call predecessors, (575), 113 states have return successors, (577), 545 states have call predecessors, (577), 574 states have call successors, (577) [2022-11-03 02:09:53,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1631 states and 2352 transitions. [2022-11-03 02:09:53,174 INFO L78 Accepts]: Start accepts. Automaton has 1631 states and 2352 transitions. Word has length 168 [2022-11-03 02:09:53,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:09:53,177 INFO L495 AbstractCegarLoop]: Abstraction has 1631 states and 2352 transitions. [2022-11-03 02:09:53,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-03 02:09:53,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 2352 transitions. [2022-11-03 02:09:53,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-11-03 02:09:53,186 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:09:53,186 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1] [2022-11-03 02:09:53,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:09:53,187 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:09:53,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:09:53,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1824538397, now seen corresponding path program 1 times [2022-11-03 02:09:53,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:09:53,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640137773] [2022-11-03 02:09:53,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:09:53,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:09:53,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:09:53,736 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-03 02:09:53,736 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:09:53,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640137773] [2022-11-03 02:09:53,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640137773] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:09:53,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1534189095] [2022-11-03 02:09:53,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:09:53,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:09:53,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:09:53,743 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:09:53,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91d9ba02-4ada-4eaf-9022-dde4cef10e10/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:09:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:09:54,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 2845 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-03 02:09:55,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:09:55,092 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-03 02:09:55,092 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:09:55,253 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-03 02:09:55,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1534189095] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:09:55,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [141169512] [2022-11-03 02:09:55,283 INFO L159 IcfgInterpreter]: Started Sifa with 131 locations of interest [2022-11-03 02:09:55,283 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:09:55,288 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:09:55,293 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:09:55,294 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:09:58,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:58,208 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 153 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 1190 treesize of output 988 [2022-11-03 02:09:59,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:59,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:00,301 INFO L244 Elim1Store]: Index analysis took 394 ms [2022-11-03 02:10:00,900 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 105 select indices, 105 select index equivalence classes, 2752 disjoint index pairs (out of 5460 index pairs), introduced 105 new quantified variables, introduced 0 case distinctions, treesize of input 969 treesize of output 1273 [2022-11-03 02:10:02,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:02,393 INFO L244 Elim1Store]: Index analysis took 293 ms [2022-11-03 02:10:02,792 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 105 select indices, 105 select index equivalence classes, 2755 disjoint index pairs (out of 5460 index pairs), introduced 105 new quantified variables, introduced 0 case distinctions, treesize of input 976 treesize of output 1284 [2022-11-03 02:10:04,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:04,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:10:05,060 INFO L244 Elim1Store]: Index analysis took 318 ms [2022-11-03 02:10:05,476 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 105 select indices, 105 select index equivalence classes, 2770 disjoint index pairs (out of 5460 index pairs), introduced 105 new quantified variables, introduced 0 case distinctions, treesize of input 989 treesize of output 1309 [2022-11-03 02:12:21,559 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 2209 for LOIs [2022-11-03 02:12:23,677 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_filter_positive_int with input of size 2220 for LOIs [2022-11-03 02:12:49,866 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assume with input of size 121 for LOIs [2022-11-03 02:12:49,896 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:13:29,897 WARN L234 SmtUtils]: Spent 39.53s on a formula simplification that was a NOOP. DAG size: 2229 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:14:56,547 WARN L234 SmtUtils]: Spent 1.44m on a formula simplification. DAG size of input: 2320 DAG size of output: 2317 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:15:36,835 WARN L234 SmtUtils]: Spent 39.87s on a formula simplification that was a NOOP. DAG size: 2209 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:16:17,895 WARN L234 SmtUtils]: Spent 40.51s on a formula simplification that was a NOOP. DAG size: 2217 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:17:52,327 WARN L234 SmtUtils]: Spent 1.56m on a formula simplification. DAG size of input: 2381 DAG size of output: 2328 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:19:27,671 WARN L234 SmtUtils]: Spent 1.58m on a formula simplification. DAG size of input: 2381 DAG size of output: 2328 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:21:04,444 WARN L234 SmtUtils]: Spent 1.60m on a formula simplification. DAG size of input: 2379 DAG size of output: 2326 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)