./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/dll-queue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-queue-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur --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 32bit --witnessprinter.graph.data.programhash c858394bc83ab2c402eb20052f936c0a6aa98b2b6b6c704be79c039778bcff97 --- 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-38b53e6 [2022-11-25 22:34:10,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:34:10,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:34:10,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:34:10,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:34:10,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:34:10,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:34:10,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:34:10,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:34:10,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:34:10,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:34:10,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:34:10,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:34:10,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:34:10,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:34:10,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:34:10,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:34:10,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:34:10,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:34:10,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:34:10,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:34:10,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:34:10,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:34:10,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:34:10,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:34:10,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:34:10,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:34:10,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:34:10,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:34:10,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:34:10,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:34:10,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:34:10,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:34:10,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:34:10,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:34:10,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:34:10,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:34:10,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:34:10,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:34:10,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:34:10,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:34:10,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-25 22:34:10,625 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:34:10,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:34:10,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:34:10,627 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:34:10,628 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:34:10,629 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:34:10,629 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:34:10,629 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:34:10,629 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:34:10,630 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:34:10,631 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:34:10,632 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:34:10,632 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:34:10,632 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:34:10,632 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:34:10,633 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:34:10,633 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:34:10,633 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:34:10,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:34:10,635 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 22:34:10,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:34:10,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 22:34:10,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:34:10,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:34:10,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:34:10,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:34:10,638 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 22:34:10,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:34:10,638 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:34:10,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:34:10,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:34:10,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:34:10,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:34:10,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:34:10,640 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:34:10,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:34:10,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:34:10,641 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:34:10,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:34:10,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:34:10,642 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:34:10,644 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_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c858394bc83ab2c402eb20052f936c0a6aa98b2b6b6c704be79c039778bcff97 [2022-11-25 22:34:10,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:34:10,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:34:10,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:34:10,983 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:34:10,983 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:34:10,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/forester-heap/dll-queue-1.i [2022-11-25 22:34:14,230 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:34:14,603 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:34:14,614 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i [2022-11-25 22:34:14,636 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/data/961d822a9/cf7fde70de3641eab5f1dbcacfda4f76/FLAG4dfcc9402 [2022-11-25 22:34:14,661 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/data/961d822a9/cf7fde70de3641eab5f1dbcacfda4f76 [2022-11-25 22:34:14,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:34:14,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:34:14,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:34:14,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:34:14,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:34:14,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:34:14" (1/1) ... [2022-11-25 22:34:14,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d33f458 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:14, skipping insertion in model container [2022-11-25 22:34:14,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:34:14" (1/1) ... [2022-11-25 22:34:14,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:34:14,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:34:15,094 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22460,22473] [2022-11-25 22:34:15,101 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22531,22544] [2022-11-25 22:34:15,103 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22605,22618] [2022-11-25 22:34:15,104 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22697,22710] [2022-11-25 22:34:15,106 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22774,22787] [2022-11-25 22:34:15,107 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22869,22882] [2022-11-25 22:34:15,108 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22946,22959] [2022-11-25 22:34:15,110 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23029,23042] [2022-11-25 22:34:15,111 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23124,23137] [2022-11-25 22:34:15,112 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23201,23214] [2022-11-25 22:34:15,114 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23284,23297] [2022-11-25 22:34:15,115 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23373,23386] [2022-11-25 22:34:15,117 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23459,23472] [2022-11-25 22:34:15,119 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23604,23617] [2022-11-25 22:34:15,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:34:15,137 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:34:15,182 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22460,22473] [2022-11-25 22:34:15,183 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22531,22544] [2022-11-25 22:34:15,185 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22605,22618] [2022-11-25 22:34:15,186 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22697,22710] [2022-11-25 22:34:15,187 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22774,22787] [2022-11-25 22:34:15,189 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22869,22882] [2022-11-25 22:34:15,190 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[22946,22959] [2022-11-25 22:34:15,192 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23029,23042] [2022-11-25 22:34:15,193 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23124,23137] [2022-11-25 22:34:15,195 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23201,23214] [2022-11-25 22:34:15,196 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23284,23297] [2022-11-25 22:34:15,198 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23373,23386] [2022-11-25 22:34:15,200 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23459,23472] [2022-11-25 22:34:15,202 WARN L237 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_5eb89326-be99-4be0-b37d-e94eef0fa916/sv-benchmarks/c/forester-heap/dll-queue-1.i[23604,23617] [2022-11-25 22:34:15,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:34:15,237 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:34:15,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15 WrapperNode [2022-11-25 22:34:15,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:34:15,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:34:15,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:34:15,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:34:15,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (1/1) ... [2022-11-25 22:34:15,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (1/1) ... [2022-11-25 22:34:15,334 INFO L138 Inliner]: procedures = 119, calls = 38, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 223 [2022-11-25 22:34:15,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:34:15,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:34:15,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:34:15,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:34:15,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (1/1) ... [2022-11-25 22:34:15,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (1/1) ... [2022-11-25 22:34:15,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (1/1) ... [2022-11-25 22:34:15,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (1/1) ... [2022-11-25 22:34:15,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (1/1) ... [2022-11-25 22:34:15,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (1/1) ... [2022-11-25 22:34:15,426 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (1/1) ... [2022-11-25 22:34:15,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (1/1) ... [2022-11-25 22:34:15,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:34:15,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:34:15,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:34:15,451 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:34:15,452 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (1/1) ... [2022-11-25 22:34:15,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:34:15,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:34:15,519 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:34:15,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:34:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:34:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:34:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:34:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:34:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:34:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:34:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:34:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:34:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:34:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:34:15,760 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:34:15,763 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:34:16,253 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:34:16,340 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:34:16,340 INFO L300 CfgBuilder]: Removed 31 assume(true) statements. [2022-11-25 22:34:16,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:34:16 BoogieIcfgContainer [2022-11-25 22:34:16,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:34:16,347 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:34:16,348 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:34:16,353 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:34:16,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:34:14" (1/3) ... [2022-11-25 22:34:16,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bac5b54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:34:16, skipping insertion in model container [2022-11-25 22:34:16,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:34:15" (2/3) ... [2022-11-25 22:34:16,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bac5b54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:34:16, skipping insertion in model container [2022-11-25 22:34:16,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:34:16" (3/3) ... [2022-11-25 22:34:16,362 INFO L112 eAbstractionObserver]: Analyzing ICFG dll-queue-1.i [2022-11-25 22:34:16,388 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:34:16,388 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2022-11-25 22:34:16,460 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:34:16,470 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;@452541e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:34:16,470 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-11-25 22:34:16,476 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 61 states have (on average 2.0491803278688523) internal successors, (125), 75 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:16,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-25 22:34:16,486 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:34:16,487 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-25 22:34:16,488 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2022-11-25 22:34:16,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:34:16,495 INFO L85 PathProgramCache]: Analyzing trace with hash 11205579, now seen corresponding path program 1 times [2022-11-25 22:34:16,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:34:16,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992482936] [2022-11-25 22:34:16,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:34:16,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:34:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:34:16,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:34:16,786 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:34:16,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992482936] [2022-11-25 22:34:16,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992482936] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:34:16,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:34:16,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 22:34:16,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321744737] [2022-11-25 22:34:16,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:34:16,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-25 22:34:16,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:34:16,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-25 22:34:16,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 22:34:16,836 INFO L87 Difference]: Start difference. First operand has 76 states, 61 states have (on average 2.0491803278688523) internal successors, (125), 75 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:16,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:34:16,925 INFO L93 Difference]: Finished difference Result 151 states and 249 transitions. [2022-11-25 22:34:16,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-25 22:34:16,932 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-25 22:34:16,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:34:16,943 INFO L225 Difference]: With dead ends: 151 [2022-11-25 22:34:16,943 INFO L226 Difference]: Without dead ends: 74 [2022-11-25 22:34:16,947 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 [2022-11-25 22:34:16,951 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 22:34:16,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 22:34:16,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2022-11-25 22:34:16,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2022-11-25 22:34:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 60 states have (on average 1.3) internal successors, (78), 73 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:16,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 78 transitions. [2022-11-25 22:34:16,995 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 78 transitions. Word has length 4 [2022-11-25 22:34:16,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:34:16,996 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 78 transitions. [2022-11-25 22:34:16,997 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:16,997 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 78 transitions. [2022-11-25 22:34:16,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-25 22:34:16,998 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:34:16,998 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-25 22:34:16,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:34:16,999 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2022-11-25 22:34:17,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:34:17,000 INFO L85 PathProgramCache]: Analyzing trace with hash 345948564, now seen corresponding path program 1 times [2022-11-25 22:34:17,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:34:17,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482554821] [2022-11-25 22:34:17,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:34:17,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:34:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:34:17,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:34:17,206 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:34:17,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482554821] [2022-11-25 22:34:17,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482554821] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:34:17,207 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:34:17,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 22:34:17,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570130616] [2022-11-25 22:34:17,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:34:17,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:34:17,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:34:17,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:34:17,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:34:17,211 INFO L87 Difference]: Start difference. First operand 74 states and 78 transitions. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:17,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:34:17,324 INFO L93 Difference]: Finished difference Result 74 states and 78 transitions. [2022-11-25 22:34:17,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:34:17,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-25 22:34:17,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:34:17,326 INFO L225 Difference]: With dead ends: 74 [2022-11-25 22:34:17,328 INFO L226 Difference]: Without dead ends: 64 [2022-11-25 22:34:17,328 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:34:17,330 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 65 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 22:34:17,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 51 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 22:34:17,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-11-25 22:34:17,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2022-11-25 22:34:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 55 states have (on average 1.2363636363636363) internal successors, (68), 63 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:17,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 68 transitions. [2022-11-25 22:34:17,356 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 68 transitions. Word has length 5 [2022-11-25 22:34:17,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:34:17,357 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 68 transitions. [2022-11-25 22:34:17,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:17,358 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2022-11-25 22:34:17,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-25 22:34:17,360 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:34:17,361 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:34:17,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 22:34:17,362 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2022-11-25 22:34:17,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:34:17,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1744215704, now seen corresponding path program 1 times [2022-11-25 22:34:17,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:34:17,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108021462] [2022-11-25 22:34:17,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:34:17,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:34:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:34:18,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:34:18,498 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:34:18,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108021462] [2022-11-25 22:34:18,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108021462] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:34:18,499 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:34:18,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:34:18,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834234983] [2022-11-25 22:34:18,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:34:18,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:34:18,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:34:18,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:34:18,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:34:18,506 INFO L87 Difference]: Start difference. First operand 64 states and 68 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:18,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:34:18,731 INFO L93 Difference]: Finished difference Result 124 states and 134 transitions. [2022-11-25 22:34:18,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:34:18,732 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-11-25 22:34:18,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:34:18,734 INFO L225 Difference]: With dead ends: 124 [2022-11-25 22:34:18,734 INFO L226 Difference]: Without dead ends: 70 [2022-11-25 22:34:18,736 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:34:18,740 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 66 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:34:18,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 102 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 22:34:18,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2022-11-25 22:34:18,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 69. [2022-11-25 22:34:18,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 61 states have (on average 1.2131147540983607) internal successors, (74), 68 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:18,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 74 transitions. [2022-11-25 22:34:18,760 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 74 transitions. Word has length 7 [2022-11-25 22:34:18,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:34:18,761 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 74 transitions. [2022-11-25 22:34:18,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:18,761 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2022-11-25 22:34:18,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-25 22:34:18,762 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:34:18,763 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:34:18,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 22:34:18,767 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2022-11-25 22:34:18,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:34:18,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1577016761, now seen corresponding path program 1 times [2022-11-25 22:34:18,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:34:18,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342092693] [2022-11-25 22:34:18,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:34:18,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:34:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:34:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:34:18,910 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:34:18,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342092693] [2022-11-25 22:34:18,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342092693] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:34:18,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:34:18,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:34:18,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549026129] [2022-11-25 22:34:18,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:34:18,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:34:18,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:34:18,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:34:18,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:34:18,919 INFO L87 Difference]: Start difference. First operand 69 states and 74 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:19,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:34:19,065 INFO L93 Difference]: Finished difference Result 78 states and 83 transitions. [2022-11-25 22:34:19,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:34:19,067 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-11-25 22:34:19,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:34:19,068 INFO L225 Difference]: With dead ends: 78 [2022-11-25 22:34:19,070 INFO L226 Difference]: Without dead ends: 64 [2022-11-25 22:34:19,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:34:19,072 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 4 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 22:34:19,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 171 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 22:34:19,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-11-25 22:34:19,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2022-11-25 22:34:19,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 56 states have (on average 1.2142857142857142) internal successors, (68), 63 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:19,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 68 transitions. [2022-11-25 22:34:19,097 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 68 transitions. Word has length 14 [2022-11-25 22:34:19,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:34:19,098 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 68 transitions. [2022-11-25 22:34:19,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:34:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2022-11-25 22:34:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-25 22:34:19,101 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:34:19,101 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:34:19,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 22:34:19,105 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2022-11-25 22:34:19,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:34:19,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1610313588, now seen corresponding path program 1 times [2022-11-25 22:34:19,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:34:19,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981660077] [2022-11-25 22:34:19,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:34:19,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:34:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:34:20,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:34:20,247 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:34:20,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981660077] [2022-11-25 22:34:20,247 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981660077] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:34:20,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [938906528] [2022-11-25 22:34:20,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:34:20,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:34:20,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:34:20,254 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:34:20,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb89326-be99-4be0-b37d-e94eef0fa916/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 22:34:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:34:20,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-25 22:34:20,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:34:20,558 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 22:34:20,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2022-11-25 22:34:20,700 INFO L321 Elim1Store]: treesize reduction 67, result has 20.2 percent of original size [2022-11-25 22:34:20,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 88 [2022-11-25 22:34:20,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 50 [2022-11-25 22:34:20,728 INFO L321 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2022-11-25 22:34:20,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2022-11-25 22:34:20,940 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 22:34:20,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 39 [2022-11-25 22:34:20,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2022-11-25 22:34:20,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:34:20,953 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:34:21,240 INFO L321 Elim1Store]: treesize reduction 196, result has 37.4 percent of original size [2022-11-25 22:34:21,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 355 treesize of output 470 [2022-11-25 22:34:21,346 INFO L321 Elim1Store]: treesize reduction 35, result has 53.9 percent of original size [2022-11-25 22:34:21,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 406 treesize of output 346 [2022-11-25 22:34:21,734 INFO L321 Elim1Store]: treesize reduction 248, result has 23.7 percent of original size [2022-11-25 22:34:21,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 533 treesize of output 719 [2022-11-25 22:34:21,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 506 treesize of output 454 [2022-11-25 22:34:21,942 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 22:34:21,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 18 [2022-11-25 22:34:22,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:23,001 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:25,404 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 22:34:25,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 31487 treesize of output 31197 [2022-11-25 22:34:33,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-25 22:34:33,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-25 22:34:34,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 130 [2022-11-25 22:34:35,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-25 22:34:36,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-25 22:34:36,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-25 22:34:36,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 56 [2022-11-25 22:34:37,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-25 22:34:37,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-25 22:34:37,268 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-25 22:34:37,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-25 22:34:37,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-25 22:34:37,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-25 22:34:37,312 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 22:34:37,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 54 [2022-11-25 22:34:37,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:34:37,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [938906528] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:34:37,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [650309881] [2022-11-25 22:34:37,583 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2022-11-25 22:34:37,584 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 22:34:37,588 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 22:34:37,594 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 22:34:37,595 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 22:34:37,667 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-25 22:34:37,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-11-25 22:34:37,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-25 22:34:37,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2022-11-25 22:34:37,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2022-11-25 22:34:37,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 46 [2022-11-25 22:34:37,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,801 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:37,859 INFO L321 Elim1Store]: treesize reduction 47, result has 13.0 percent of original size [2022-11-25 22:34:37,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 40 [2022-11-25 22:34:37,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,932 INFO L321 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-25 22:34:37,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 40 [2022-11-25 22:34:37,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:37,991 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-25 22:34:37,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-25 22:34:38,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-25 22:34:38,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,067 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 63 [2022-11-25 22:34:38,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,229 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:38,795 INFO L321 Elim1Store]: treesize reduction 416, result has 8.4 percent of original size [2022-11-25 22:34:38,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 407 treesize of output 222 [2022-11-25 22:34:38,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,855 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:38,861 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-25 22:34:38,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 47 [2022-11-25 22:34:38,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:38,916 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:39,091 INFO L321 Elim1Store]: treesize reduction 238, result has 29.6 percent of original size [2022-11-25 22:34:39,092 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 128 [2022-11-25 22:34:39,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:39,202 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-11-25 22:34:39,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 65 [2022-11-25 22:34:39,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:39,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:39,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:39,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:39,263 INFO L321 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2022-11-25 22:34:39,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 16 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 68 [2022-11-25 22:34:39,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:39,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 42 [2022-11-25 22:34:39,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:39,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:39,679 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:39,686 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:39,691 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:39,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:39,695 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:40,754 INFO L321 Elim1Store]: treesize reduction 1143, result has 6.6 percent of original size [2022-11-25 22:34:40,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 30 case distinctions, treesize of input 946 treesize of output 846 [2022-11-25 22:34:40,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:40,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:40,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:40,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:40,842 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:40,843 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:40,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:40,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:40,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:41,306 INFO L321 Elim1Store]: treesize reduction 342, result has 18.8 percent of original size [2022-11-25 22:34:41,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 28 case distinctions, treesize of input 820 treesize of output 639 [2022-11-25 22:34:41,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:41,710 INFO L321 Elim1Store]: treesize reduction 172, result has 12.7 percent of original size [2022-11-25 22:34:41,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 569 treesize of output 571 [2022-11-25 22:34:41,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:41,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:41,890 INFO L217 Elim1Store]: Index analysis took 112 ms [2022-11-25 22:34:42,117 INFO L321 Elim1Store]: treesize reduction 228, result has 9.9 percent of original size [2022-11-25 22:34:42,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 19 case distinctions, treesize of input 574 treesize of output 575 [2022-11-25 22:34:42,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,211 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:42,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,248 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:42,250 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:42,299 INFO L321 Elim1Store]: treesize reduction 77, result has 8.3 percent of original size [2022-11-25 22:34:42,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 598 treesize of output 550 [2022-11-25 22:34:42,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:42,417 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:42,428 INFO L321 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-25 22:34:42,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 578 treesize of output 550 [2022-11-25 22:34:42,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,528 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:42,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:42,568 INFO L321 Elim1Store]: treesize reduction 61, result has 10.3 percent of original size [2022-11-25 22:34:42,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 578 treesize of output 550 [2022-11-25 22:34:42,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,899 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:42,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:42,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:42,905 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:42,946 INFO L321 Elim1Store]: treesize reduction 86, result has 19.6 percent of original size [2022-11-25 22:34:42,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 584 treesize of output 567 [2022-11-25 22:34:43,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:43,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:43,089 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:43,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:43,096 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:43,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:43,104 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:43,147 INFO L321 Elim1Store]: treesize reduction 86, result has 19.6 percent of original size [2022-11-25 22:34:43,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 584 treesize of output 567 [2022-11-25 22:34:43,609 INFO L321 Elim1Store]: treesize reduction 207, result has 17.2 percent of original size [2022-11-25 22:34:43,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 1020 treesize of output 945 [2022-11-25 22:34:43,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 900 treesize of output 894 [2022-11-25 22:34:43,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-25 22:34:43,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-25 22:34:44,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:44,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:44,479 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:44,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:44,769 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-25 22:34:44,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 460 treesize of output 368 [2022-11-25 22:34:44,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 22:34:44,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:34:44,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:44,965 INFO L321 Elim1Store]: treesize reduction 156, result has 16.1 percent of original size [2022-11-25 22:34:44,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 231 treesize of output 184 [2022-11-25 22:34:44,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 1 [2022-11-25 22:34:45,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2022-11-25 22:34:45,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 22:34:45,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 22:34:45,139 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:34:45,226 INFO L321 Elim1Store]: treesize reduction 26, result has 23.5 percent of original size [2022-11-25 22:34:45,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 404 treesize of output 300 [2022-11-25 22:34:45,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:34:45,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 263 treesize of output 219 [2022-11-25 22:34:45,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:45,570 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:45,577 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:45,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:45,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:45,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:45,587 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:46,717 INFO L321 Elim1Store]: treesize reduction 452, result has 13.2 percent of original size [2022-11-25 22:34:46,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 793 treesize of output 656 [2022-11-25 22:34:47,565 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-25 22:34:47,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 172 treesize of output 208 [2022-11-25 22:34:47,733 INFO L217 Elim1Store]: Index analysis took 118 ms [2022-11-25 22:34:48,692 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-25 22:34:48,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 171 treesize of output 216 [2022-11-25 22:34:48,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:48,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:48,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:49,018 INFO L321 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2022-11-25 22:34:49,019 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 177 treesize of output 167 [2022-11-25 22:34:49,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:49,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:49,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:49,217 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 22:34:49,218 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 176 treesize of output 170 [2022-11-25 22:34:49,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:49,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:49,485 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-25 22:34:49,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 176 treesize of output 174 [2022-11-25 22:34:49,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:49,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:49,563 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:49,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:49,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:49,567 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:34:49,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:49,782 INFO L321 Elim1Store]: treesize reduction 128, result has 35.7 percent of original size [2022-11-25 22:34:49,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 582 treesize of output 397 [2022-11-25 22:35:09,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:35:09,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:35:09,847 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:35:09,886 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-25 22:35:09,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20296 treesize of output 20083 [2022-11-25 22:35:22,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:35:22,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:35:22,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:35:22,670 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-25 22:35:22,672 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20296 treesize of output 20083 [2022-11-25 22:35:32,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:35:32,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:35:32,154 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:35:32,191 INFO L321 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-25 22:35:32,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20296 treesize of output 20079 [2022-11-25 22:37:45,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:45,752 INFO L321 Elim1Store]: treesize reduction 62, result has 4.6 percent of original size [2022-11-25 22:37:45,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 2297 treesize of output 2168 [2022-11-25 22:37:45,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2160 treesize of output 2092 [2022-11-25 22:37:45,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:45,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2118 treesize of output 2064 [2022-11-25 22:37:46,495 INFO L321 Elim1Store]: treesize reduction 54, result has 40.7 percent of original size [2022-11-25 22:37:46,496 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 15882 treesize of output 14744 [2022-11-25 22:37:46,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-25 22:37:54,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:54,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 14607 treesize of output 14581 [2022-11-25 22:38:03,718 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:03,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:03,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:03,721 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:03,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19207 treesize of output 18021 [2022-11-25 22:38:05,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:05,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:05,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 6666 treesize of output 6104 [2022-11-25 22:38:08,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 14593 treesize of output 13471 [2022-11-25 22:38:09,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 14599 treesize of output 13475 [2022-11-25 22:38:21,845 INFO L321 Elim1Store]: treesize reduction 54, result has 40.7 percent of original size [2022-11-25 22:38:21,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 15882 treesize of output 14744 [2022-11-25 22:38:22,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-25 22:38:23,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:23,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 14614 treesize of output 14588 [2022-11-25 22:38:38,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:38,639 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:38,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 6666 treesize of output 6104 [2022-11-25 22:38:45,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 14611 treesize of output 13487 [2022-11-25 22:38:46,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:46,215 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:46,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 14614 treesize of output 13482 [2022-11-25 22:38:47,836 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:47,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:47,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:47,840 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:47,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11154 treesize of output 10442 [2022-11-25 22:38:56,691 INFO L321 Elim1Store]: treesize reduction 398, result has 32.8 percent of original size [2022-11-25 22:38:56,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 30809 treesize of output 28838 [2022-11-25 22:41:29,908 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:41:29,946 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:41:30,009 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:41:30,071 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:41:30,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:41:30,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1495 treesize of output 1479 [2022-11-25 22:41:32,329 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:41:33,090 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:41:33,528 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:41:33,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:41:33,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 3019 treesize of output 3003 [2022-11-25 22:42:24,502 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:24,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 1904 treesize of output 1981 [2022-11-25 22:42:24,604 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:24,806 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:24,886 INFO L321 Elim1Store]: treesize reduction 231, result has 20.9 percent of original size [2022-11-25 22:42:24,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 2464 treesize of output 2486 [2022-11-25 22:42:25,636 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:25,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:25,649 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:25,649 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:25,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 900 treesize of output 903 [2022-11-25 22:42:26,345 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:26,414 INFO L321 Elim1Store]: treesize reduction 231, result has 20.9 percent of original size [2022-11-25 22:42:26,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 2461 treesize of output 2481 [2022-11-25 22:42:26,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:26,496 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:26,507 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:26,510 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:26,510 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:26,512 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:26,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 356 treesize of output 343 [2022-11-25 22:42:27,081 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:27,090 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:27,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1850 treesize of output 1998 [2022-11-25 22:42:27,363 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:27,373 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:27,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1290 treesize of output 1438 [2022-11-25 22:42:27,600 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:27,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 1901 treesize of output 1976 [2022-11-25 22:42:27,703 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:27,714 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:27,716 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:27,717 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:27,719 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:27,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 356 treesize of output 343 [2022-11-25 22:42:28,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:28,382 INFO L321 Elim1Store]: treesize reduction 299, result has 28.0 percent of original size [2022-11-25 22:42:28,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 2872 treesize of output 3148 [2022-11-25 22:42:28,827 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:28,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:28,834 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:28,840 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:28,958 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:28,968 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:28,969 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:28,970 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:28,979 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:28,981 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:28,983 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:28,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1856 treesize of output 1724 [2022-11-25 22:42:30,087 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:30,107 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,108 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,110 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 873 treesize of output 876 [2022-11-25 22:42:30,328 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,454 INFO L321 Elim1Store]: treesize reduction 171, result has 39.4 percent of original size [2022-11-25 22:42:30,455 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 2312 treesize of output 2588 [2022-11-25 22:42:30,721 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:30,769 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,771 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,774 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,775 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,784 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,786 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:30,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 776 treesize of output 1484 [2022-11-25 22:42:33,035 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:33,093 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:33,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 4931 treesize of output 5430 [2022-11-25 22:42:37,668 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:37,943 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:37,944 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:37,953 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:37,980 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:37,995 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:37,996 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:38,000 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:38,023 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:38,590 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:38,780 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:38,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:38,793 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:38,945 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:39,443 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:39,599 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:39,615 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:39,616 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:39,627 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:40,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:40,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 1393 treesize of output 1589 [2022-11-25 22:42:40,646 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:40,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:40,697 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:40,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:40,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:40,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:40,734 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:40,746 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:40,756 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:40,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 774 treesize of output 2238 [2022-11-25 22:42:41,526 INFO L321 Elim1Store]: treesize reduction 135, result has 6.3 percent of original size [2022-11-25 22:42:41,526 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 1411 treesize of output 1583 [2022-11-25 22:42:43,804 INFO L321 Elim1Store]: treesize reduction 206, result has 4.2 percent of original size [2022-11-25 22:42:43,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 2501 treesize of output 2452 [2022-11-25 22:42:46,307 INFO L321 Elim1Store]: treesize reduction 98, result has 8.4 percent of original size [2022-11-25 22:42:46,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 1959 treesize of output 1904 [2022-11-25 22:42:46,372 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:46,375 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:46,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:46,382 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:46,395 INFO L321 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2022-11-25 22:42:46,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 305 treesize of output 294 [2022-11-25 22:42:48,429 INFO L321 Elim1Store]: treesize reduction 195, result has 4.4 percent of original size [2022-11-25 22:42:48,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 4471 treesize of output 4914 [2022-11-25 22:42:52,727 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:52,737 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:52,744 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:52,773 INFO L321 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2022-11-25 22:42:52,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 10805 treesize of output 11140 [2022-11-25 22:42:55,274 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:55,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:55,332 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:55,434 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:55,510 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:55,555 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:55,737 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:55,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:42:55,903 INFO L217 Elim1Store]: Index analysis took 683 ms [2022-11-25 22:42:55,947 INFO L321 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2022-11-25 22:42:55,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 3370 treesize of output 15465 [2022-11-25 22:43:01,858 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:43:01,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:43:01,988 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:43:02,012 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:43:02,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:43:02,029 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:43:02,030 INFO L217 Elim1Store]: Index analysis took 184 ms [2022-11-25 22:43:02,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1975 treesize of output 8981 [2022-11-25 22:43:15,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:43:15,303 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:43:15,364 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:43:15,365 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:43:15,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 4183 treesize of output 19430 [2022-11-25 22:43:17,091 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:43:17,306 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:43:17,359 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:43:17,426 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:43:17,498 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:43:17,703 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:43:17,898 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:44:35,235 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:35,236 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:35,242 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:44:35,470 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:35,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 1358 treesize of output 1551 [2022-11-25 22:44:35,953 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:35,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:35,982 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:35,985 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:35,986 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:35,987 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:35,988 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:35,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1032 treesize of output 3142 [2022-11-25 22:44:36,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:36,093 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:36,097 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,118 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,119 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,120 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,123 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,126 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1400 treesize of output 5988 [2022-11-25 22:44:36,674 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 950 treesize of output 936 [2022-11-25 22:44:36,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,821 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,822 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,826 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 669 treesize of output 334 [2022-11-25 22:44:36,906 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,907 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:36,911 WARN L193 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:44:37,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:37,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:37,177 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:37,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 10 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 4108 treesize of output 12427 [2022-11-25 22:44:37,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2901 treesize of output 2893 [2022-11-25 22:44:37,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2893 treesize of output 2885 [2022-11-25 22:44:37,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2885 treesize of output 2877