./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 66d360c8c29bda7e5219dac4b14837aec8d465009822b05f671b68702d836670 --- 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-b5237d8 [2022-11-22 01:51:10,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:51:10,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:51:10,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:51:10,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:51:10,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:51:10,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:51:10,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:51:10,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:51:10,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:51:10,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:51:10,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:51:10,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:51:10,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:51:10,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:51:10,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:51:10,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:51:10,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:51:10,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:51:10,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:51:10,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:51:10,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:51:10,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:51:10,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:51:10,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:51:10,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:51:10,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:51:10,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:51:10,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:51:10,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:51:10,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:51:10,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:51:10,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:51:10,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:51:10,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:51:10,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:51:10,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:51:10,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:51:10,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:51:10,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:51:10,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:51:10,254 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:51:10,279 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:51:10,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:51:10,280 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:51:10,303 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:51:10,304 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:51:10,304 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:51:10,304 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:51:10,305 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:51:10,305 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:51:10,305 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:51:10,306 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:51:10,307 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:51:10,307 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:51:10,307 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:51:10,307 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:51:10,308 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:51:10,308 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:51:10,308 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:51:10,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:51:10,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:51:10,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:51:10,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:51:10,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:51:10,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:51:10,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:51:10,313 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:51:10,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:51:10,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:51:10,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:51:10,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:51:10,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:51:10,315 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:51:10,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:51:10,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:51:10,316 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:51:10,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:51:10,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:51:10,317 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:51:10,317 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_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66d360c8c29bda7e5219dac4b14837aec8d465009822b05f671b68702d836670 [2022-11-22 01:51:10,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:51:10,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:51:10,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:51:10,649 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:51:10,649 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:51:10,650 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i [2022-11-22 01:51:13,724 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:51:14,351 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:51:14,352 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i [2022-11-22 01:51:14,402 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/data/1a40cb151/85c266d39ed44541ace4f7bceba05992/FLAG84999e550 [2022-11-22 01:51:14,422 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/data/1a40cb151/85c266d39ed44541ace4f7bceba05992 [2022-11-22 01:51:14,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:51:14,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:51:14,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:51:14,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:51:14,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:51:14,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:51:14" (1/1) ... [2022-11-22 01:51:14,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4231a2d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:14, skipping insertion in model container [2022-11-22 01:51:14,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:51:14" (1/1) ... [2022-11-22 01:51:14,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:51:14,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:51:14,873 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_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i[4491,4504] [2022-11-22 01:51:14,884 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_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i[4551,4564] [2022-11-22 01:51:16,433 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,434 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,435 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,436 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,437 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,454 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,455 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,457 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,458 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,461 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,463 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,464 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:16,465 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:17,112 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-22 01:51:17,113 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-22 01:51:17,115 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-22 01:51:17,116 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-22 01:51:17,118 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-22 01:51:17,119 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-22 01:51:17,120 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-22 01:51:17,121 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-22 01:51:17,122 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-22 01:51:17,123 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-22 01:51:17,517 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-22 01:51:17,978 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:17,980 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,008 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,010 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,018 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,018 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,042 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,043 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,045 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,045 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,046 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,047 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,047 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:51:18,178 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:51:18,212 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_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i[4491,4504] [2022-11-22 01:51:18,213 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_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i[4551,4564] [2022-11-22 01:51:18,271 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,272 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,272 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,273 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,274 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,285 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,287 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,290 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,290 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,294 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,296 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,297 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,297 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,347 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-22 01:51:18,348 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-22 01:51:18,349 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-22 01:51:18,351 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-22 01:51:18,352 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-22 01:51:18,353 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-22 01:51:18,354 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-22 01:51:18,354 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-22 01:51:18,356 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-22 01:51:18,356 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-22 01:51:18,405 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-22 01:51:18,541 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,542 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,550 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,551 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,554 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,555 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,572 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,573 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,574 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,574 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,574 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,575 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,575 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:51:18,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:51:18,926 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:51:18,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18 WrapperNode [2022-11-22 01:51:18,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:51:18,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:51:18,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:51:18,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:51:18,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (1/1) ... [2022-11-22 01:51:19,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (1/1) ... [2022-11-22 01:51:19,115 INFO L138 Inliner]: procedures = 774, calls = 2454, calls flagged for inlining = 68, calls inlined = 18, statements flattened = 944 [2022-11-22 01:51:19,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:51:19,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:51:19,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:51:19,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:51:19,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (1/1) ... [2022-11-22 01:51:19,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (1/1) ... [2022-11-22 01:51:19,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (1/1) ... [2022-11-22 01:51:19,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (1/1) ... [2022-11-22 01:51:19,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (1/1) ... [2022-11-22 01:51:19,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (1/1) ... [2022-11-22 01:51:19,211 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (1/1) ... [2022-11-22 01:51:19,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (1/1) ... [2022-11-22 01:51:19,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:51:19,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:51:19,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:51:19,229 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:51:19,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (1/1) ... [2022-11-22 01:51:19,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:51:19,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:51:19,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:51:19,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:51:19,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-22 01:51:19,325 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_hash_table [2022-11-22 01:51:19,326 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_hash_table [2022-11-22 01:51:19,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:51:19,326 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-22 01:51:19,326 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-22 01:51:19,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-22 01:51:19,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-22 01:51:19,327 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2022-11-22 01:51:19,328 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2022-11-22 01:51:19,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:51:19,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:51:19,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:51:19,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:51:19,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:51:19,330 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-22 01:51:19,330 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-22 01:51:19,330 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-22 01:51:19,331 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-22 01:51:19,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:51:19,331 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2022-11-22 01:51:19,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2022-11-22 01:51:19,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:51:19,332 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-22 01:51:19,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-22 01:51:19,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:51:19,333 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2022-11-22 01:51:19,333 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2022-11-22 01:51:19,333 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2022-11-22 01:51:19,333 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2022-11-22 01:51:19,334 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2022-11-22 01:51:19,334 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2022-11-22 01:51:19,334 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2022-11-22 01:51:19,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2022-11-22 01:51:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:51:19,339 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_get_entry_count [2022-11-22 01:51:19,340 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_get_entry_count [2022-11-22 01:51:19,340 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2022-11-22 01:51:19,340 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2022-11-22 01:51:19,341 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2022-11-22 01:51:19,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2022-11-22 01:51:19,342 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2022-11-22 01:51:19,342 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2022-11-22 01:51:19,342 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2022-11-22 01:51:19,350 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2022-11-22 01:51:19,350 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-22 01:51:19,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-22 01:51:19,350 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2022-11-22 01:51:19,351 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2022-11-22 01:51:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:51:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_allocated_hash_table [2022-11-22 01:51:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_allocated_hash_table [2022-11-22 01:51:19,352 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-22 01:51:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-22 01:51:19,352 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2022-11-22 01:51:19,353 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2022-11-22 01:51:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure check_hash_table_unchanged [2022-11-22 01:51:19,353 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hash_table_unchanged [2022-11-22 01:51:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:51:19,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:51:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:51:19,858 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:51:19,861 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:51:20,019 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2022-11-22 01:51:20,141 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2022-11-22 01:51:21,197 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !true; [2022-11-22 01:51:21,197 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !true; [2022-11-22 01:51:21,197 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2022-11-22 01:51:21,198 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##60: assume !true; [2022-11-22 01:51:21,198 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##51: assume !true; [2022-11-22 01:51:21,226 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:51:21,416 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:51:21,416 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-22 01:51:21,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:51:21 BoogieIcfgContainer [2022-11-22 01:51:21,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:51:21,425 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:51:21,425 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:51:21,429 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:51:21,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:51:14" (1/3) ... [2022-11-22 01:51:21,431 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d225739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:51:21, skipping insertion in model container [2022-11-22 01:51:21,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:18" (2/3) ... [2022-11-22 01:51:21,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d225739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:51:21, skipping insertion in model container [2022-11-22 01:51:21,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:51:21" (3/3) ... [2022-11-22 01:51:21,435 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_eq_harness.i [2022-11-22 01:51:21,458 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:51:21,458 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 01:51:21,544 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:51:21,557 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;@746580ee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:51:21,557 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 01:51:21,565 INFO L276 IsEmpty]: Start isEmpty. Operand has 247 states, 139 states have (on average 1.223021582733813) internal successors, (170), 133 states have internal predecessors, (170), 89 states have call successors, (89), 24 states have call predecessors, (89), 24 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2022-11-22 01:51:21,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-22 01:51:21,583 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:51:21,584 INFO L195 NwaCegarLoop]: trace histogram [17, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:51:21,584 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:51:21,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:51:21,590 INFO L85 PathProgramCache]: Analyzing trace with hash -2010727539, now seen corresponding path program 1 times [2022-11-22 01:51:21,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:51:21,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120270958] [2022-11-22 01:51:21,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:21,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:51:22,096 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 01:51:22,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1321061055] [2022-11-22 01:51:22,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:22,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:51:22,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:51:22,141 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:51:22,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 01:51:23,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:23,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 3266 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-22 01:51:23,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:51:23,316 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-22 01:51:23,316 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:51:23,317 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:51:23,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120270958] [2022-11-22 01:51:23,317 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 01:51:23,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1321061055] [2022-11-22 01:51:23,318 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1321061055] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:51:23,318 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:51:23,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 01:51:23,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787764468] [2022-11-22 01:51:23,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:51:23,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 01:51:23,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:51:23,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 01:51:23,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:51:23,359 INFO L87 Difference]: Start difference. First operand has 247 states, 139 states have (on average 1.223021582733813) internal successors, (170), 133 states have internal predecessors, (170), 89 states have call successors, (89), 24 states have call predecessors, (89), 24 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) Second operand has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) [2022-11-22 01:51:24,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:51:24,068 INFO L93 Difference]: Finished difference Result 496 states and 728 transitions. [2022-11-22 01:51:24,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:51:24,072 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) Word has length 213 [2022-11-22 01:51:24,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:51:24,085 INFO L225 Difference]: With dead ends: 496 [2022-11-22 01:51:24,086 INFO L226 Difference]: Without dead ends: 249 [2022-11-22 01:51:24,092 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-22 01:51:24,096 INFO L413 NwaCegarLoop]: 306 mSDtfsCounter, 1 mSDsluCounter, 913 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1219 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-22 01:51:24,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1219 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-22 01:51:24,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2022-11-22 01:51:24,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2022-11-22 01:51:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 134 states have (on average 1.208955223880597) internal successors, (162), 135 states have internal predecessors, (162), 89 states have call successors, (89), 24 states have call predecessors, (89), 25 states have return successors, (89), 89 states have call predecessors, (89), 88 states have call successors, (89) [2022-11-22 01:51:24,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 340 transitions. [2022-11-22 01:51:24,183 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 340 transitions. Word has length 213 [2022-11-22 01:51:24,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:51:24,185 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 340 transitions. [2022-11-22 01:51:24,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) [2022-11-22 01:51:24,185 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 340 transitions. [2022-11-22 01:51:24,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-11-22 01:51:24,190 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:51:24,191 INFO L195 NwaCegarLoop]: trace histogram [17, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:51:24,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 01:51:24,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-22 01:51:24,404 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:51:24,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:51:24,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1596290227, now seen corresponding path program 1 times [2022-11-22 01:51:24,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:51:24,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398139413] [2022-11-22 01:51:24,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:24,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:51:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:28,365 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2022-11-22 01:51:28,365 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:51:28,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398139413] [2022-11-22 01:51:28,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398139413] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:51:28,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1585374063] [2022-11-22 01:51:28,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:28,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:51:28,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:51:28,375 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:51:28,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 01:51:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:29,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 3278 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-22 01:51:29,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:51:29,414 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2022-11-22 01:51:29,414 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:51:29,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1585374063] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:51:29,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:51:29,415 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2022-11-22 01:51:29,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264522748] [2022-11-22 01:51:29,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:51:29,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 01:51:29,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:51:29,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 01:51:29,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-11-22 01:51:29,418 INFO L87 Difference]: Start difference. First operand 249 states and 340 transitions. Second operand has 6 states, 3 states have (on average 23.0) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-11-22 01:51:30,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:51:30,329 INFO L93 Difference]: Finished difference Result 497 states and 694 transitions. [2022-11-22 01:51:30,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 01:51:30,330 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 3 states have (on average 23.0) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 229 [2022-11-22 01:51:30,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:51:30,335 INFO L225 Difference]: With dead ends: 497 [2022-11-22 01:51:30,335 INFO L226 Difference]: Without dead ends: 251 [2022-11-22 01:51:30,339 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-11-22 01:51:30,340 INFO L413 NwaCegarLoop]: 287 mSDtfsCounter, 0 mSDsluCounter, 1103 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1390 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-22 01:51:30,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1390 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 288 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-22 01:51:30,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2022-11-22 01:51:30,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2022-11-22 01:51:30,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 135 states have (on average 1.2074074074074075) internal successors, (163), 137 states have internal predecessors, (163), 89 states have call successors, (89), 24 states have call predecessors, (89), 26 states have return successors, (106), 89 states have call predecessors, (106), 88 states have call successors, (106) [2022-11-22 01:51:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 358 transitions. [2022-11-22 01:51:30,371 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 358 transitions. Word has length 229 [2022-11-22 01:51:30,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:51:30,371 INFO L495 AbstractCegarLoop]: Abstraction has 251 states and 358 transitions. [2022-11-22 01:51:30,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 3 states have (on average 23.0) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-11-22 01:51:30,372 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 358 transitions. [2022-11-22 01:51:30,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-11-22 01:51:30,376 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:51:30,376 INFO L195 NwaCegarLoop]: trace histogram [17, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:51:30,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-22 01:51:30,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:51:30,590 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:51:30,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:51:30,591 INFO L85 PathProgramCache]: Analyzing trace with hash -648754902, now seen corresponding path program 1 times [2022-11-22 01:51:30,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:51:30,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069507586] [2022-11-22 01:51:30,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:30,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:51:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:32,808 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2022-11-22 01:51:32,808 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:51:32,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069507586] [2022-11-22 01:51:32,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069507586] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:51:32,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705052511] [2022-11-22 01:51:32,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:32,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:51:32,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:51:32,811 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:51:32,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 01:51:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:33,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 3302 conjuncts, 35 conjunts are in the unsatisfiable core [2022-11-22 01:51:33,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:51:33,967 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 11 treesize of output 7 [2022-11-22 01:51:34,460 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2022-11-22 01:51:34,460 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:51:34,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [705052511] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:51:34,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:51:34,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [8] total 20 [2022-11-22 01:51:34,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237704660] [2022-11-22 01:51:34,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:51:34,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-22 01:51:34,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:51:34,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-22 01:51:34,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-11-22 01:51:34,463 INFO L87 Difference]: Start difference. First operand 251 states and 358 transitions. Second operand has 14 states, 9 states have (on average 8.0) internal successors, (72), 11 states have internal predecessors, (72), 6 states have call successors, (46), 3 states have call predecessors, (46), 6 states have return successors, (45), 6 states have call predecessors, (45), 6 states have call successors, (45) [2022-11-22 01:51:38,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-22 01:51:40,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:51:43,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:51:45,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:51:47,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:51:49,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:51:51,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:51:53,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:51:56,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:51:58,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:00,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:02,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:04,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:06,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:08,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:10,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:12,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:14,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:16,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:17,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:52:17,250 INFO L93 Difference]: Finished difference Result 579 states and 807 transitions. [2022-11-22 01:52:17,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-22 01:52:17,251 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 9 states have (on average 8.0) internal successors, (72), 11 states have internal predecessors, (72), 6 states have call successors, (46), 3 states have call predecessors, (46), 6 states have return successors, (45), 6 states have call predecessors, (45), 6 states have call successors, (45) Word has length 235 [2022-11-22 01:52:17,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:52:17,255 INFO L225 Difference]: With dead ends: 579 [2022-11-22 01:52:17,255 INFO L226 Difference]: Without dead ends: 324 [2022-11-22 01:52:17,257 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-11-22 01:52:17,258 INFO L413 NwaCegarLoop]: 319 mSDtfsCounter, 130 mSDsluCounter, 2762 mSDsCounter, 0 mSdLazyCounter, 1054 mSolverCounterSat, 27 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 3081 SdHoareTripleChecker+Invalid, 1100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 1054 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:52:17,259 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 3081 Invalid, 1100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 1054 Invalid, 19 Unknown, 0 Unchecked, 42.4s Time] [2022-11-22 01:52:17,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2022-11-22 01:52:17,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 321. [2022-11-22 01:52:17,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 174 states have (on average 1.1839080459770115) internal successors, (206), 175 states have internal predecessors, (206), 108 states have call successors, (108), 38 states have call predecessors, (108), 38 states have return successors, (113), 107 states have call predecessors, (113), 107 states have call successors, (113) [2022-11-22 01:52:17,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 427 transitions. [2022-11-22 01:52:17,314 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 427 transitions. Word has length 235 [2022-11-22 01:52:17,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:52:17,315 INFO L495 AbstractCegarLoop]: Abstraction has 321 states and 427 transitions. [2022-11-22 01:52:17,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 9 states have (on average 8.0) internal successors, (72), 11 states have internal predecessors, (72), 6 states have call successors, (46), 3 states have call predecessors, (46), 6 states have return successors, (45), 6 states have call predecessors, (45), 6 states have call successors, (45) [2022-11-22 01:52:17,316 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 427 transitions. [2022-11-22 01:52:17,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-11-22 01:52:17,324 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:52:17,324 INFO L195 NwaCegarLoop]: trace histogram [17, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:52:17,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-22 01:52:17,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-11-22 01:52:17,538 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:52:17,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:52:17,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1146539761, now seen corresponding path program 1 times [2022-11-22 01:52:17,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:52:17,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324968272] [2022-11-22 01:52:17,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:52:17,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:52:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:52:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 17 proven. 15 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2022-11-22 01:52:20,213 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:52:20,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324968272] [2022-11-22 01:52:20,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324968272] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:52:20,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1765508479] [2022-11-22 01:52:20,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:52:20,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:52:20,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:52:20,223 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:52:20,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-22 01:52:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:52:21,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 3331 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-22 01:52:21,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:52:21,274 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2022-11-22 01:52:21,275 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:52:21,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1765508479] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:52:21,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:52:21,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2022-11-22 01:52:21,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849670235] [2022-11-22 01:52:21,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:52:21,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 01:52:21,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:52:21,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 01:52:21,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-11-22 01:52:21,287 INFO L87 Difference]: Start difference. First operand 321 states and 427 transitions. Second operand has 6 states, 3 states have (on average 23.666666666666668) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-11-22 01:52:21,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:52:21,919 INFO L93 Difference]: Finished difference Result 543 states and 745 transitions. [2022-11-22 01:52:21,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 01:52:21,920 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 3 states have (on average 23.666666666666668) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 239 [2022-11-22 01:52:21,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:52:21,923 INFO L225 Difference]: With dead ends: 543 [2022-11-22 01:52:21,924 INFO L226 Difference]: Without dead ends: 323 [2022-11-22 01:52:21,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-11-22 01:52:21,925 INFO L413 NwaCegarLoop]: 287 mSDtfsCounter, 0 mSDsluCounter, 1104 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1391 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-22 01:52:21,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1391 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-22 01:52:21,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2022-11-22 01:52:21,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 323. [2022-11-22 01:52:21,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 175 states have (on average 1.1828571428571428) internal successors, (207), 177 states have internal predecessors, (207), 108 states have call successors, (108), 38 states have call predecessors, (108), 39 states have return successors, (129), 107 states have call predecessors, (129), 107 states have call successors, (129) [2022-11-22 01:52:21,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 444 transitions. [2022-11-22 01:52:21,959 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 444 transitions. Word has length 239 [2022-11-22 01:52:21,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:52:21,960 INFO L495 AbstractCegarLoop]: Abstraction has 323 states and 444 transitions. [2022-11-22 01:52:21,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 3 states have (on average 23.666666666666668) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-11-22 01:52:21,961 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 444 transitions. [2022-11-22 01:52:21,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-11-22 01:52:21,965 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:52:21,965 INFO L195 NwaCegarLoop]: trace histogram [17, 7, 7, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:52:21,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-22 01:52:22,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:52:22,182 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:52:22,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:52:22,182 INFO L85 PathProgramCache]: Analyzing trace with hash 661165135, now seen corresponding path program 1 times [2022-11-22 01:52:22,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:52:22,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946718595] [2022-11-22 01:52:22,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:52:22,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:52:22,342 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 01:52:22,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1682349660] [2022-11-22 01:52:22,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:52:22,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:52:22,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:52:22,344 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:52:22,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-22 01:52:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:52:23,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 3455 conjuncts, 35 conjunts are in the unsatisfiable core [2022-11-22 01:52:23,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:52:23,466 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 11 treesize of output 7 [2022-11-22 01:52:23,759 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2022-11-22 01:52:23,759 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:52:23,759 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:52:23,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946718595] [2022-11-22 01:52:23,760 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 01:52:23,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1682349660] [2022-11-22 01:52:23,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1682349660] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:52:23,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:52:23,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-22 01:52:23,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18653358] [2022-11-22 01:52:23,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:52:23,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-22 01:52:23,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:52:23,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-22 01:52:23,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-11-22 01:52:23,763 INFO L87 Difference]: Start difference. First operand 323 states and 444 transitions. Second operand has 14 states, 9 states have (on average 9.88888888888889) internal successors, (89), 11 states have internal predecessors, (89), 6 states have call successors, (51), 3 states have call predecessors, (51), 6 states have return successors, (50), 6 states have call predecessors, (50), 6 states have call successors, (50) [2022-11-22 01:52:28,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-22 01:52:30,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:32,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:34,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:36,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:38,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:40,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:42,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:44,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:46,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:48,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-22 01:52:50,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:52,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:54,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:56,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:52:59,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:53:01,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:53:04,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:53:06,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:53:08,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:53:10,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:53:10,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:10,810 INFO L93 Difference]: Finished difference Result 709 states and 987 transitions. [2022-11-22 01:53:10,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-22 01:53:10,811 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 9 states have (on average 9.88888888888889) internal successors, (89), 11 states have internal predecessors, (89), 6 states have call successors, (51), 3 states have call predecessors, (51), 6 states have return successors, (50), 6 states have call predecessors, (50), 6 states have call successors, (50) Word has length 250 [2022-11-22 01:53:10,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:10,815 INFO L225 Difference]: With dead ends: 709 [2022-11-22 01:53:10,815 INFO L226 Difference]: Without dead ends: 487 [2022-11-22 01:53:10,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=79, Invalid=427, Unknown=0, NotChecked=0, Total=506 [2022-11-22 01:53:10,818 INFO L413 NwaCegarLoop]: 384 mSDtfsCounter, 176 mSDsluCounter, 2947 mSDsCounter, 0 mSdLazyCounter, 1681 mSolverCounterSat, 76 mSolverCounterUnsat, 21 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 3331 SdHoareTripleChecker+Invalid, 1778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1681 IncrementalHoareTripleChecker+Invalid, 21 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.7s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:10,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 3331 Invalid, 1778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1681 Invalid, 21 Unknown, 0 Unchecked, 46.7s Time] [2022-11-22 01:53:10,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2022-11-22 01:53:10,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 480. [2022-11-22 01:53:10,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 260 states have (on average 1.1807692307692308) internal successors, (307), 262 states have internal predecessors, (307), 155 states have call successors, (155), 62 states have call predecessors, (155), 64 states have return successors, (177), 155 states have call predecessors, (177), 153 states have call successors, (177) [2022-11-22 01:53:10,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 639 transitions. [2022-11-22 01:53:10,863 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 639 transitions. Word has length 250 [2022-11-22 01:53:10,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:10,864 INFO L495 AbstractCegarLoop]: Abstraction has 480 states and 639 transitions. [2022-11-22 01:53:10,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 9 states have (on average 9.88888888888889) internal successors, (89), 11 states have internal predecessors, (89), 6 states have call successors, (51), 3 states have call predecessors, (51), 6 states have return successors, (50), 6 states have call predecessors, (50), 6 states have call successors, (50) [2022-11-22 01:53:10,865 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 639 transitions. [2022-11-22 01:53:10,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-11-22 01:53:10,869 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:10,869 INFO L195 NwaCegarLoop]: trace histogram [17, 7, 7, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:53:10,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-22 01:53:11,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:53:11,083 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:11,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:11,084 INFO L85 PathProgramCache]: Analyzing trace with hash 417556261, now seen corresponding path program 1 times [2022-11-22 01:53:11,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:11,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113762570] [2022-11-22 01:53:11,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:11,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:11,255 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 01:53:11,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [43459882] [2022-11-22 01:53:11,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:11,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:53:11,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:53:11,259 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:53:11,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-22 01:53:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:12,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 3584 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-22 01:53:12,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:53:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2022-11-22 01:53:12,263 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:53:12,263 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:12,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113762570] [2022-11-22 01:53:12,264 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 01:53:12,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [43459882] [2022-11-22 01:53:12,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [43459882] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:12,264 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:12,264 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-22 01:53:12,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449376312] [2022-11-22 01:53:12,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:12,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 01:53:12,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:12,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 01:53:12,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-22 01:53:12,266 INFO L87 Difference]: Start difference. First operand 480 states and 639 transitions. Second operand has 6 states, 3 states have (on average 21.0) internal successors, (63), 5 states have internal predecessors, (63), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-22 01:53:13,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:13,036 INFO L93 Difference]: Finished difference Result 732 states and 1019 transitions. [2022-11-22 01:53:13,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 01:53:13,037 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 3 states have (on average 21.0) internal successors, (63), 5 states have internal predecessors, (63), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 259 [2022-11-22 01:53:13,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:13,041 INFO L225 Difference]: With dead ends: 732 [2022-11-22 01:53:13,041 INFO L226 Difference]: Without dead ends: 484 [2022-11-22 01:53:13,042 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-22 01:53:13,043 INFO L413 NwaCegarLoop]: 287 mSDtfsCounter, 0 mSDsluCounter, 1105 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1392 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:13,043 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1392 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-22 01:53:13,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2022-11-22 01:53:13,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 484. [2022-11-22 01:53:13,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 484 states, 262 states have (on average 1.1793893129770991) internal successors, (309), 266 states have internal predecessors, (309), 155 states have call successors, (155), 62 states have call predecessors, (155), 66 states have return successors, (201), 155 states have call predecessors, (201), 153 states have call successors, (201) [2022-11-22 01:53:13,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 665 transitions. [2022-11-22 01:53:13,083 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 665 transitions. Word has length 259 [2022-11-22 01:53:13,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:13,084 INFO L495 AbstractCegarLoop]: Abstraction has 484 states and 665 transitions. [2022-11-22 01:53:13,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 3 states have (on average 21.0) internal successors, (63), 5 states have internal predecessors, (63), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-22 01:53:13,085 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 665 transitions. [2022-11-22 01:53:13,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-11-22 01:53:13,089 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:13,089 INFO L195 NwaCegarLoop]: trace histogram [17, 7, 7, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:53:13,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-22 01:53:13,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:53:13,303 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:13,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:13,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1038732313, now seen corresponding path program 1 times [2022-11-22 01:53:13,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:13,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695426865] [2022-11-22 01:53:13,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:13,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:13,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:14,216 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2022-11-22 01:53:14,216 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:14,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695426865] [2022-11-22 01:53:14,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695426865] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:53:14,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1322695505] [2022-11-22 01:53:14,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:14,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:53:14,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:53:14,219 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:53:14,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-22 01:53:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:15,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 3540 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-22 01:53:15,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:53:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2022-11-22 01:53:15,253 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:53:15,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1322695505] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:15,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:53:15,254 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 7 [2022-11-22 01:53:15,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849735888] [2022-11-22 01:53:15,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:15,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-22 01:53:15,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:15,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-22 01:53:15,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-22 01:53:15,256 INFO L87 Difference]: Start difference. First operand 484 states and 665 transitions. Second operand has 7 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (50), 4 states have call predecessors, (50), 2 states have call successors, (50) [2022-11-22 01:53:15,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:15,880 INFO L93 Difference]: Finished difference Result 908 states and 1268 transitions. [2022-11-22 01:53:15,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 01:53:15,880 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (50), 4 states have call predecessors, (50), 2 states have call successors, (50) Word has length 268 [2022-11-22 01:53:15,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:15,884 INFO L225 Difference]: With dead ends: 908 [2022-11-22 01:53:15,884 INFO L226 Difference]: Without dead ends: 451 [2022-11-22 01:53:15,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-22 01:53:15,887 INFO L413 NwaCegarLoop]: 306 mSDtfsCounter, 1 mSDsluCounter, 1520 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1826 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:15,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1826 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-22 01:53:15,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2022-11-22 01:53:15,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 451. [2022-11-22 01:53:15,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 451 states, 244 states have (on average 1.1639344262295082) internal successors, (284), 248 states have internal predecessors, (284), 146 states have call successors, (146), 56 states have call predecessors, (146), 60 states have return successors, (189), 146 states have call predecessors, (189), 144 states have call successors, (189) [2022-11-22 01:53:15,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 619 transitions. [2022-11-22 01:53:15,923 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 619 transitions. Word has length 268 [2022-11-22 01:53:15,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:15,923 INFO L495 AbstractCegarLoop]: Abstraction has 451 states and 619 transitions. [2022-11-22 01:53:15,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (50), 4 states have call predecessors, (50), 2 states have call successors, (50) [2022-11-22 01:53:15,924 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 619 transitions. [2022-11-22 01:53:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-11-22 01:53:15,928 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:15,928 INFO L195 NwaCegarLoop]: trace histogram [17, 7, 7, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:53:15,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-22 01:53:16,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-22 01:53:16,142 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:16,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:16,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1139450802, now seen corresponding path program 2 times [2022-11-22 01:53:16,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:16,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579093172] [2022-11-22 01:53:16,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:16,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:16,265 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 01:53:16,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [585302439] [2022-11-22 01:53:16,265 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-22 01:53:16,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:53:16,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:53:16,267 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:53:16,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-22 01:53:17,423 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-22 01:53:17,423 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 01:53:17,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 2262 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-22 01:53:17,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:53:17,506 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-11-22 01:53:17,508 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:53:17,508 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:17,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579093172] [2022-11-22 01:53:17,508 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 01:53:17,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [585302439] [2022-11-22 01:53:17,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [585302439] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:17,509 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:17,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 01:53:17,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690268353] [2022-11-22 01:53:17,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:17,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 01:53:17,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:17,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 01:53:17,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:53:17,511 INFO L87 Difference]: Start difference. First operand 451 states and 619 transitions. Second operand has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-11-22 01:53:18,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:18,022 INFO L93 Difference]: Finished difference Result 761 states and 1032 transitions. [2022-11-22 01:53:18,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:53:18,022 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 264 [2022-11-22 01:53:18,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:18,025 INFO L225 Difference]: With dead ends: 761 [2022-11-22 01:53:18,025 INFO L226 Difference]: Without dead ends: 340 [2022-11-22 01:53:18,027 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:53:18,027 INFO L413 NwaCegarLoop]: 286 mSDtfsCounter, 0 mSDsluCounter, 832 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1118 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:18,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1118 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-22 01:53:18,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2022-11-22 01:53:18,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 331. [2022-11-22 01:53:18,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 180 states have (on average 1.1555555555555554) internal successors, (208), 182 states have internal predecessors, (208), 106 states have call successors, (106), 44 states have call predecessors, (106), 44 states have return successors, (124), 104 states have call predecessors, (124), 105 states have call successors, (124) [2022-11-22 01:53:18,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 438 transitions. [2022-11-22 01:53:18,051 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 438 transitions. Word has length 264 [2022-11-22 01:53:18,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:18,051 INFO L495 AbstractCegarLoop]: Abstraction has 331 states and 438 transitions. [2022-11-22 01:53:18,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-11-22 01:53:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 438 transitions. [2022-11-22 01:53:18,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2022-11-22 01:53:18,056 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:18,056 INFO L195 NwaCegarLoop]: trace histogram [17, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:53:18,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-22 01:53:18,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-22 01:53:18,267 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:18,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:18,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1320003223, now seen corresponding path program 2 times [2022-11-22 01:53:18,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:18,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970098101] [2022-11-22 01:53:18,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:18,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:18,394 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 01:53:18,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1057559256] [2022-11-22 01:53:18,395 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-22 01:53:18,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:53:18,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:53:18,399 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:53:18,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-22 01:53:20,066 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-22 01:53:20,066 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 01:53:20,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 2621 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-22 01:53:20,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:53:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2022-11-22 01:53:20,144 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:53:20,144 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:20,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970098101] [2022-11-22 01:53:20,144 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 01:53:20,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1057559256] [2022-11-22 01:53:20,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1057559256] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:20,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:20,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-22 01:53:20,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028937136] [2022-11-22 01:53:20,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:20,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-22 01:53:20,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:20,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-22 01:53:20,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-22 01:53:20,151 INFO L87 Difference]: Start difference. First operand 331 states and 438 transitions. Second operand has 7 states, 4 states have (on average 16.5) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-11-22 01:53:20,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:20,833 INFO L93 Difference]: Finished difference Result 500 states and 686 transitions. [2022-11-22 01:53:20,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 01:53:20,835 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 4 states have (on average 16.5) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 270 [2022-11-22 01:53:20,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:20,837 INFO L225 Difference]: With dead ends: 500 [2022-11-22 01:53:20,837 INFO L226 Difference]: Without dead ends: 333 [2022-11-22 01:53:20,838 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-22 01:53:20,839 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 0 mSDsluCounter, 1394 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1683 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:20,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1683 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-22 01:53:20,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2022-11-22 01:53:20,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 331. [2022-11-22 01:53:20,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 180 states have (on average 1.1555555555555554) internal successors, (208), 182 states have internal predecessors, (208), 106 states have call successors, (106), 44 states have call predecessors, (106), 44 states have return successors, (123), 104 states have call predecessors, (123), 105 states have call successors, (123) [2022-11-22 01:53:20,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 437 transitions. [2022-11-22 01:53:20,861 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 437 transitions. Word has length 270 [2022-11-22 01:53:20,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:20,862 INFO L495 AbstractCegarLoop]: Abstraction has 331 states and 437 transitions. [2022-11-22 01:53:20,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 4 states have (on average 16.5) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-11-22 01:53:20,862 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 437 transitions. [2022-11-22 01:53:20,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-11-22 01:53:20,864 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:20,864 INFO L195 NwaCegarLoop]: trace histogram [17, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:53:20,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-22 01:53:21,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:53:21,078 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:21,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:21,078 INFO L85 PathProgramCache]: Analyzing trace with hash -558421132, now seen corresponding path program 3 times [2022-11-22 01:53:21,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:21,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611587592] [2022-11-22 01:53:21,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:21,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:21,221 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 01:53:21,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1885612387] [2022-11-22 01:53:21,221 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-22 01:53:21,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:53:21,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:53:21,223 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:53:21,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-22 01:53:21,976 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-22 01:53:21,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 01:53:21,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 1350 conjuncts, 29 conjunts are in the unsatisfiable core [2022-11-22 01:53:21,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:53:24,427 WARN L859 $PredicateComparison]: unable to prove that (or (exists ((|v_aws_hash_table_is_valid_#in~map.base_BEFORE_CALL_3| Int)) (and (exists ((aws_hash_table_is_valid_~map.offset Int)) (not (= (select (select |c_#memory_$Pointer$.base| |v_aws_hash_table_is_valid_#in~map.base_BEFORE_CALL_3|) aws_hash_table_is_valid_~map.offset) 0))) (not (= |v_aws_hash_table_is_valid_#in~map.base_BEFORE_CALL_3| 0)))) (exists ((|v_aws_hash_table_is_valid_#in~map.base_BEFORE_CALL_3| Int) (aws_hash_table_is_valid_~map.offset Int)) (and (not (= (select (select |c_#memory_$Pointer$.base| |v_aws_hash_table_is_valid_#in~map.base_BEFORE_CALL_3|) aws_hash_table_is_valid_~map.offset) 0)) (not (= aws_hash_table_is_valid_~map.offset 0)))) (exists ((|v_aws_hash_table_is_valid_#in~map.base_BEFORE_CALL_3| Int) (aws_hash_table_is_valid_~map.offset Int)) (and (not (= (select (select |c_#memory_$Pointer$.offset| |v_aws_hash_table_is_valid_#in~map.base_BEFORE_CALL_3|) aws_hash_table_is_valid_~map.offset) 0)) (not (= aws_hash_table_is_valid_~map.offset 0)))) (exists ((|v_aws_hash_table_is_valid_#in~map.base_BEFORE_CALL_3| Int)) (and (exists ((aws_hash_table_is_valid_~map.offset Int)) (not (= (select (select |c_#memory_$Pointer$.offset| |v_aws_hash_table_is_valid_#in~map.base_BEFORE_CALL_3|) aws_hash_table_is_valid_~map.offset) 0))) (not (= |v_aws_hash_table_is_valid_#in~map.base_BEFORE_CALL_3| 0))))) is different from true [2022-11-22 01:53:40,564 WARN L233 SmtUtils]: Spent 16.05s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:53:56,683 WARN L233 SmtUtils]: Spent 16.03s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:53:56,755 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2022-11-22 01:53:56,755 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:53:56,755 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:56,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611587592] [2022-11-22 01:53:56,756 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 01:53:56,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1885612387] [2022-11-22 01:53:56,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1885612387] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:56,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:56,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-22 01:53:56,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941968216] [2022-11-22 01:53:56,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:56,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-22 01:53:56,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:56,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-22 01:53:56,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=44, Unknown=1, NotChecked=12, Total=72 [2022-11-22 01:53:56,759 INFO L87 Difference]: Start difference. First operand 331 states and 437 transitions. Second operand has 9 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 5 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (38), 4 states have call predecessors, (38), 5 states have call successors, (38) [2022-11-22 01:54:14,588 WARN L233 SmtUtils]: Spent 16.03s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:54:16,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:54:17,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:54:17,360 INFO L93 Difference]: Finished difference Result 515 states and 722 transitions. [2022-11-22 01:54:17,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-22 01:54:17,361 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 5 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (38), 4 states have call predecessors, (38), 5 states have call successors, (38) Word has length 276 [2022-11-22 01:54:17,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:54:17,363 INFO L225 Difference]: With dead ends: 515 [2022-11-22 01:54:17,364 INFO L226 Difference]: Without dead ends: 337 [2022-11-22 01:54:17,365 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 50.5s TimeCoverageRelationStatistics Valid=27, Invalid=86, Unknown=1, NotChecked=18, Total=132 [2022-11-22 01:54:17,365 INFO L413 NwaCegarLoop]: 300 mSDtfsCounter, 97 mSDsluCounter, 1463 mSDsCounter, 0 mSdLazyCounter, 432 mSolverCounterSat, 64 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 1763 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 432 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 343 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:54:17,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 1763 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 432 Invalid, 1 Unknown, 343 Unchecked, 4.4s Time] [2022-11-22 01:54:17,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2022-11-22 01:54:17,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 337. [2022-11-22 01:54:17,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 184 states have (on average 1.1521739130434783) internal successors, (212), 186 states have internal predecessors, (212), 107 states have call successors, (107), 45 states have call predecessors, (107), 45 states have return successors, (124), 105 states have call predecessors, (124), 106 states have call successors, (124) [2022-11-22 01:54:17,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 443 transitions. [2022-11-22 01:54:17,420 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 443 transitions. Word has length 276 [2022-11-22 01:54:17,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:54:17,421 INFO L495 AbstractCegarLoop]: Abstraction has 337 states and 443 transitions. [2022-11-22 01:54:17,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 5 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (38), 4 states have call predecessors, (38), 5 states have call successors, (38) [2022-11-22 01:54:17,421 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 443 transitions. [2022-11-22 01:54:17,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2022-11-22 01:54:17,423 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:54:17,424 INFO L195 NwaCegarLoop]: trace histogram [17, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:54:17,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-22 01:54:17,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-22 01:54:17,636 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:54:17,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:54:17,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1693969748, now seen corresponding path program 3 times [2022-11-22 01:54:17,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:54:17,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304108389] [2022-11-22 01:54:17,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:54:17,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:54:17,748 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 01:54:17,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [646910470] [2022-11-22 01:54:17,749 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-22 01:54:17,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:54:17,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:54:17,750 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:54:17,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87e0f7d0-228a-4f10-9b48-30e8e21ec65a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-22 01:54:18,507 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-22 01:54:18,507 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 01:54:18,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 1350 conjuncts, 35 conjunts are in the unsatisfiable core [2022-11-22 01:54:18,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:54:45,403 WARN L233 SmtUtils]: Spent 18.03s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:54:45,894 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 209 proven. 5 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2022-11-22 01:54:45,894 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:54:46,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 18 [2022-11-22 01:54:46,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 14 [2022-11-22 01:54:46,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 54 treesize of output 46 [2022-11-22 01:54:46,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 46 treesize of output 38 [2022-11-22 01:54:47,160 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 27 proven. 12 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2022-11-22 01:54:47,160 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:54:47,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304108389] [2022-11-22 01:54:47,160 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 01:54:47,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [646910470] [2022-11-22 01:54:47,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [646910470] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 01:54:47,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [553003072] [2022-11-22 01:54:47,197 INFO L159 IcfgInterpreter]: Started Sifa with 108 locations of interest [2022-11-22 01:54:47,197 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 01:54:47,201 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 01:54:47,207 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 01:54:47,207 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 01:54:50,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:50,426 INFO L217 Elim1Store]: Index analysis took 397 ms [2022-11-22 01:55:20,663 WARN L233 SmtUtils]: Spent 30.12s on a formula simplification. DAG size of input: 2150 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-22 01:55:20,674 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-11-22 01:55:20,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 198 select indices, 198 select index equivalence classes, 19308 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 390 case distinctions, treesize of input 997 treesize of output 2365 [2022-11-22 01:55:24,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:24,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 196 select indices, 196 select index equivalence classes, 19307 disjoint index pairs (out of 19110 index pairs), introduced 196 new quantified variables, introduced 0 case distinctions, treesize of input 987 treesize of output 1574 [2022-11-22 01:55:31,216 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 [2022-11-22 01:55:31,223 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 [2022-11-22 01:55:31,247 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 [2022-11-22 01:55:31,252 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 [2022-11-22 01:55:31,272 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 [2022-11-22 01:55:31,281 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 [2022-11-22 01:55:31,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 13 treesize of output 9 [2022-11-22 01:55:31,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2022-11-22 01:55:31,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2022-11-22 01:55:31,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2022-11-22 01:55:31,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:55:31,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:55:31,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:55:31,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:55:31,609 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 [2022-11-22 01:55:31,635 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 [2022-11-22 01:55:31,640 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 [2022-11-22 01:55:31,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2022-11-22 01:55:31,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2022-11-22 01:55:31,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2022-11-22 01:55:31,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 13 treesize of output 9 [2022-11-22 01:55:31,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 7 treesize of output 3 [2022-11-22 01:55:31,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 7 treesize of output 3 [2022-11-22 01:55:31,761 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-22 01:55:31,761 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 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-22 01:55:31,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:55:31,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:55:31,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:55:31,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:55:31,891 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 8 treesize of output 7 [2022-11-22 01:55:31,896 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 [2022-11-22 01:55:31,940 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 01:55:31,940 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 1 case distinctions, treesize of input 35 treesize of output 19 [2022-11-22 01:55:31,970 INFO L321 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2022-11-22 01:55:31,972 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 1 case distinctions, treesize of input 31 treesize of output 27 [2022-11-22 01:55:31,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:32,040 INFO L321 Elim1Store]: treesize reduction 44, result has 44.3 percent of original size [2022-11-22 01:55:32,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 60 [2022-11-22 01:55:32,070 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-22 01:55:32,070 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 1 case distinctions, treesize of input 12 treesize of output 18 [2022-11-22 01:55:32,136 INFO L321 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2022-11-22 01:55:32,137 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 1 case distinctions, treesize of input 31 treesize of output 27 [2022-11-22 01:55:35,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:35,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19503 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-22 01:55:36,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:36,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:36,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:36,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:36,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:36,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:36,638 INFO L217 Elim1Store]: Index analysis took 175 ms [2022-11-22 01:55:36,685 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-22 01:55:37,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 53 select indices, 53 select index equivalence classes, 1045 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 160 [2022-11-22 01:55:37,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:37,619 INFO L217 Elim1Store]: Index analysis took 115 ms [2022-11-22 01:55:37,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-22 01:55:38,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:38,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 197 select indices, 197 select index equivalence classes, 19307 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 0 case distinctions, treesize of input 986 treesize of output 592 [2022-11-22 01:55:45,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19503 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-22 01:55:45,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:45,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 53 select indices, 53 select index equivalence classes, 1045 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 160 [2022-11-22 01:55:46,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,235 INFO L217 Elim1Store]: Index analysis took 115 ms [2022-11-22 01:55:46,268 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-22 01:55:46,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:46,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-22 01:55:47,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:47,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 197 select indices, 197 select index equivalence classes, 19307 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 0 case distinctions, treesize of input 986 treesize of output 592 [2022-11-22 01:55:48,479 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 [2022-11-22 01:55:48,487 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 [2022-11-22 01:55:48,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:48,504 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:55:49,148 INFO L321 Elim1Store]: treesize reduction 147, result has 32.9 percent of original size [2022-11-22 01:55:49,148 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 5 new quantified variables, introduced 4 case distinctions, treesize of input 793 treesize of output 607 [2022-11-22 01:55:49,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:49,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:49,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:52,472 INFO L321 Elim1Store]: treesize reduction 159, result has 39.5 percent of original size [2022-11-22 01:55:52,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 842 treesize of output 780 [2022-11-22 01:55:52,826 INFO L321 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2022-11-22 01:55:52,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 160 treesize of output 235 [2022-11-22 01:55:52,991 INFO L321 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2022-11-22 01:55:52,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 160 treesize of output 240 [2022-11-22 01:55:53,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:53,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 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 83 treesize of output 90 [2022-11-22 01:55:53,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:53,165 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 41 treesize of output 31 [2022-11-22 01:55:53,206 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:55:53,308 INFO L321 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2022-11-22 01:55:53,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 57 treesize of output 78 [2022-11-22 01:55:53,351 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-22 01:55:53,352 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 19 treesize of output 15 [2022-11-22 01:55:53,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:53,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 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 57 treesize of output 78 [2022-11-22 01:55:53,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:53,466 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 19 treesize of output 15 [2022-11-22 01:55:53,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:53,968 INFO L321 Elim1Store]: treesize reduction 24, result has 52.0 percent of original size [2022-11-22 01:55:53,968 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 74 [2022-11-22 01:55:53,999 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 [2022-11-22 01:55:54,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:54,068 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 19 treesize of output 15 [2022-11-22 01:55:54,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:54,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:54,182 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:55:54,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 69 [2022-11-22 01:55:54,283 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:55:54,307 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 7 treesize of output 3 [2022-11-22 01:55:54,375 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:55:54,375 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 51 [2022-11-22 01:55:54,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:54,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 229 treesize of output 294 [2022-11-22 01:55:54,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:54,500 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 30 treesize of output 24 [2022-11-22 01:55:54,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:54,853 INFO L321 Elim1Store]: treesize reduction 78, result has 18.8 percent of original size [2022-11-22 01:55:54,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 8 case distinctions, treesize of input 70 treesize of output 106 [2022-11-22 01:55:54,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:54,898 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 15 treesize of output 11 [2022-11-22 01:55:54,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:54,969 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:55:54,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 24 [2022-11-22 01:55:57,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:57,151 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 51 treesize of output 31 [2022-11-22 01:55:57,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:57,449 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 23 treesize of output 17 [2022-11-22 01:55:58,825 INFO L321 Elim1Store]: treesize reduction 414, result has 4.4 percent of original size [2022-11-22 01:55:58,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 1896 treesize of output 1846 [2022-11-22 01:55:58,851 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:55:58,864 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:55:58,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:58,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 51 treesize of output 31 [2022-11-22 01:55:58,897 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 24 [2022-11-22 01:55:58,925 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 24 [2022-11-22 01:55:58,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:58,941 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 51 treesize of output 31 [2022-11-22 01:55:58,973 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:55:58,986 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:55:59,020 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:55:59,020 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 535 treesize of output 515 [2022-11-22 01:55:59,044 INFO L321 Elim1Store]: treesize reduction 14, result has 17.6 percent of original size [2022-11-22 01:55:59,044 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 515 treesize of output 506 [2022-11-22 01:55:59,074 INFO L321 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2022-11-22 01:55:59,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 512 treesize of output 491 [2022-11-22 01:55:59,092 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 24 [2022-11-22 01:55:59,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:59,117 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 51 treesize of output 31 [2022-11-22 01:55:59,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 472 treesize of output 463 [2022-11-22 01:55:59,247 INFO L321 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2022-11-22 01:55:59,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 456 treesize of output 435 [2022-11-22 01:55:59,382 INFO L321 Elim1Store]: treesize reduction 21, result has 36.4 percent of original size [2022-11-22 01:55:59,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 195 treesize of output 187 [2022-11-22 01:55:59,401 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 7 [2022-11-22 01:55:59,416 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 11 treesize of output 7 [2022-11-22 01:55:59,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:59,431 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 30 treesize of output 24 [2022-11-22 01:55:59,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:59,446 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 36 treesize of output 30 [2022-11-22 01:55:59,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:59,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 236 treesize of output 222 [2022-11-22 01:55:59,512 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 125 treesize of output 69 [2022-11-22 01:55:59,555 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 65 treesize of output 37 [2022-11-22 01:55:59,580 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 57 treesize of output 31 [2022-11-22 01:55:59,604 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 7 [2022-11-22 01:55:59,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:59,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:59,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 104 treesize of output 98 [2022-11-22 01:55:59,644 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 41 treesize of output 25 [2022-11-22 01:55:59,656 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 21 treesize of output 13 [2022-11-22 01:55:59,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 17 treesize of output 11 [2022-11-22 01:55:59,680 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 7 [2022-11-22 01:55:59,816 INFO L321 Elim1Store]: treesize reduction 98, result has 16.9 percent of original size [2022-11-22 01:55:59,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 1855 treesize of output 2017 [2022-11-22 01:55:59,892 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 19 treesize of output 11 [2022-11-22 01:55:59,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:59,911 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 46 treesize of output 32 [2022-11-22 01:55:59,963 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:55:59,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:55:59,980 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 74 treesize of output 52 [2022-11-22 01:56:00,097 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 7 [2022-11-22 01:56:00,147 INFO L321 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2022-11-22 01:56:00,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 235 treesize of output 211 [2022-11-22 01:56:00,213 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:56:00,214 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 2134 treesize of output 2130 [2022-11-22 01:56:00,515 INFO L321 Elim1Store]: treesize reduction 103, result has 12.7 percent of original size [2022-11-22 01:56:00,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 1871 treesize of output 2028 [2022-11-22 01:56:00,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:00,548 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 1619 treesize of output 1605 [2022-11-22 01:56:00,572 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 1605 treesize of output 1597 [2022-11-22 01:56:00,599 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 1597 treesize of output 1549 [2022-11-22 01:56:00,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:00,652 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 1549 treesize of output 1535 [2022-11-22 01:56:00,674 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 1535 treesize of output 1527 [2022-11-22 01:56:00,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:00,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:00,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 235 treesize of output 211 [2022-11-22 01:56:00,872 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 7 [2022-11-22 01:56:01,014 INFO L321 Elim1Store]: treesize reduction 91, result has 22.9 percent of original size [2022-11-22 01:56:01,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 1852 treesize of output 2021 [2022-11-22 01:56:01,091 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 19 treesize of output 11 [2022-11-22 01:56:01,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:01,107 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 46 treesize of output 32 [2022-11-22 01:56:01,150 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 19 treesize of output 11 [2022-11-22 01:56:01,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:01,168 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 46 treesize of output 32 [2022-11-22 01:56:01,223 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 7 [2022-11-22 01:56:01,279 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:01,281 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:01,292 INFO L321 Elim1Store]: treesize reduction 52, result has 1.9 percent of original size [2022-11-22 01:56:01,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 235 treesize of output 211 [2022-11-22 01:56:01,395 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:56:01,396 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 2247 treesize of output 2243 [2022-11-22 01:56:01,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:01,615 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:01,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:01,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 239 treesize of output 225 [2022-11-22 01:56:01,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:01,652 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 134 treesize of output 76 [2022-11-22 01:56:01,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:01,681 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 123 treesize of output 69 [2022-11-22 01:56:01,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 369 treesize of output 355 [2022-11-22 01:56:01,739 INFO L321 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2022-11-22 01:56:01,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 355 treesize of output 334 [2022-11-22 01:56:01,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:01,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:01,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:01,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 338 treesize of output 286 [2022-11-22 01:56:01,869 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-22 01:56:01,869 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 227 treesize of output 184 [2022-11-22 01:56:01,903 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-22 01:56:01,903 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 214 treesize of output 175 [2022-11-22 01:56:01,928 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 7 treesize of output 3 [2022-11-22 01:56:02,052 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 [2022-11-22 01:56:02,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 136 [2022-11-22 01:56:02,113 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 [2022-11-22 01:56:02,123 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 11 treesize of output 3 [2022-11-22 01:56:02,133 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 11 treesize of output 3 [2022-11-22 01:56:02,144 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 [2022-11-22 01:56:02,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,231 INFO L321 Elim1Store]: treesize reduction 20, result has 56.5 percent of original size [2022-11-22 01:56:02,231 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 246 [2022-11-22 01:56:02,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,247 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 102 treesize of output 88 [2022-11-22 01:56:02,264 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 11 treesize of output 3 [2022-11-22 01:56:02,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,277 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 21 treesize of output 11 [2022-11-22 01:56:02,289 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 [2022-11-22 01:56:02,300 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 [2022-11-22 01:56:02,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:02,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,387 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:02,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:02,400 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:02,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,405 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 152 treesize of output 139 [2022-11-22 01:56:02,417 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 17 treesize of output 7 [2022-11-22 01:56:02,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 21 treesize of output 7 [2022-11-22 01:56:02,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,523 INFO L321 Elim1Store]: treesize reduction 40, result has 48.7 percent of original size [2022-11-22 01:56:02,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 307 treesize of output 318 [2022-11-22 01:56:02,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:56:02,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 50 treesize of output 36 [2022-11-22 01:56:02,597 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 26 treesize of output 16 [2022-11-22 01:56:02,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 111 [2022-11-22 01:56:02,662 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:56:02,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 148 treesize of output 140 [2022-11-22 01:56:02,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,854 INFO L321 Elim1Store]: treesize reduction 40, result has 48.7 percent of original size [2022-11-22 01:56:02,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 307 treesize of output 318 [2022-11-22 01:56:02,876 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 [2022-11-22 01:56:02,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,896 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 50 treesize of output 36 [2022-11-22 01:56:02,931 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:56:02,931 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 26 treesize of output 30 [2022-11-22 01:56:02,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:02,976 INFO L321 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2022-11-22 01:56:02,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 158 treesize of output 144 [2022-11-22 01:56:03,014 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:56:03,014 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 171 treesize of output 163 [2022-11-22 01:56:03,112 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:03,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,122 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:03,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,133 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:03,136 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:03,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,140 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 152 treesize of output 139 [2022-11-22 01:56:03,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,153 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 17 treesize of output 7 [2022-11-22 01:56:03,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,167 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 21 treesize of output 7 [2022-11-22 01:56:03,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:03,201 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:03,202 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:03,209 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:03,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,279 INFO L321 Elim1Store]: treesize reduction 20, result has 56.5 percent of original size [2022-11-22 01:56:03,279 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 241 treesize of output 246 [2022-11-22 01:56:03,293 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 [2022-11-22 01:56:03,305 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 [2022-11-22 01:56:03,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,323 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 102 treesize of output 88 [2022-11-22 01:56:03,341 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 11 treesize of output 3 [2022-11-22 01:56:03,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,358 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 21 treesize of output 11 [2022-11-22 01:56:03,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,464 INFO L321 Elim1Store]: treesize reduction 69, result has 11.5 percent of original size [2022-11-22 01:56:03,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 2089 treesize of output 2013 [2022-11-22 01:56:03,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 70 [2022-11-22 01:56:03,763 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:03,828 INFO L321 Elim1Store]: treesize reduction 100, result has 2.9 percent of original size [2022-11-22 01:56:03,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 1563 treesize of output 1476 [2022-11-22 01:56:03,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,953 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 184 [2022-11-22 01:56:03,961 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 [2022-11-22 01:56:03,972 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:03,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:03,983 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 21 treesize of output 7 [2022-11-22 01:56:03,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:04,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:04,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:04,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:04,053 INFO L321 Elim1Store]: treesize reduction 41, result has 10.9 percent of original size [2022-11-22 01:56:04,053 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 1850 treesize of output 1781 [2022-11-22 01:56:04,074 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 [2022-11-22 01:56:04,149 INFO L321 Elim1Store]: treesize reduction 14, result has 62.2 percent of original size [2022-11-22 01:56:04,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1655 treesize of output 1558 [2022-11-22 01:56:04,215 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:56:04,216 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 84 treesize of output 81 [2022-11-22 01:56:04,263 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:56:04,263 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 80 treesize of output 81 [2022-11-22 01:56:04,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:04,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:04,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:04,927 INFO L321 Elim1Store]: treesize reduction 21, result has 36.4 percent of original size [2022-11-22 01:56:04,927 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 215 treesize of output 208 [2022-11-22 01:56:04,944 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 11 treesize of output 3 [2022-11-22 01:56:04,957 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 26 treesize of output 16 [2022-11-22 01:56:04,975 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 11 treesize of output 3 [2022-11-22 01:56:04,989 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 30 treesize of output 16 [2022-11-22 01:56:05,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,069 INFO L321 Elim1Store]: treesize reduction 21, result has 36.4 percent of original size [2022-11-22 01:56:05,069 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 5 case distinctions, treesize of input 215 treesize of output 208 [2022-11-22 01:56:05,086 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 11 treesize of output 3 [2022-11-22 01:56:05,099 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 26 treesize of output 16 [2022-11-22 01:56:05,119 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 11 treesize of output 3 [2022-11-22 01:56:05,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 30 treesize of output 16 [2022-11-22 01:56:05,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,252 INFO L321 Elim1Store]: treesize reduction 21, result has 36.4 percent of original size [2022-11-22 01:56:05,253 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 215 treesize of output 208 [2022-11-22 01:56:05,273 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 11 treesize of output 3 [2022-11-22 01:56:05,287 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 30 treesize of output 16 [2022-11-22 01:56:05,303 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 [2022-11-22 01:56:05,334 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:56:05,334 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 26 treesize of output 30 [2022-11-22 01:56:05,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,391 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 136 [2022-11-22 01:56:05,402 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 11 treesize of output 3 [2022-11-22 01:56:05,414 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 11 treesize of output 3 [2022-11-22 01:56:05,425 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 [2022-11-22 01:56:05,435 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 [2022-11-22 01:56:05,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 136 [2022-11-22 01:56:05,486 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 [2022-11-22 01:56:05,497 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 11 treesize of output 3 [2022-11-22 01:56:05,508 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 11 treesize of output 3 [2022-11-22 01:56:05,519 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 [2022-11-22 01:56:05,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,586 INFO L321 Elim1Store]: treesize reduction 21, result has 36.4 percent of original size [2022-11-22 01:56:05,586 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 5 case distinctions, treesize of input 215 treesize of output 208 [2022-11-22 01:56:05,603 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 [2022-11-22 01:56:05,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,617 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 26 treesize of output 16 [2022-11-22 01:56:05,634 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 11 treesize of output 3 [2022-11-22 01:56:05,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,650 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 30 treesize of output 16 [2022-11-22 01:56:05,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,716 INFO L321 Elim1Store]: treesize reduction 21, result has 36.4 percent of original size [2022-11-22 01:56:05,717 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 199 treesize of output 192 [2022-11-22 01:56:05,734 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 7 treesize of output 3 [2022-11-22 01:56:05,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,749 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 22 treesize of output 16 [2022-11-22 01:56:05,768 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 7 treesize of output 3 [2022-11-22 01:56:05,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,783 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 22 treesize of output 16 [2022-11-22 01:56:05,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:05,809 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 305 treesize of output 254 [2022-11-22 01:56:05,829 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:05,840 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:05,843 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:06,308 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 [2022-11-22 01:56:06,315 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 [2022-11-22 01:56:06,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2022-11-22 01:56:06,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:56:06,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 7 treesize of output 3 [2022-11-22 01:56:06,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:56:06,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 7 treesize of output 3 [2022-11-22 01:56:06,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 7 treesize of output 3 [2022-11-22 01:56:06,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:56:06,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:56:06,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2022-11-22 01:56:06,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 7 treesize of output 3 [2022-11-22 01:56:06,453 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 [2022-11-22 01:56:06,623 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 [2022-11-22 01:56:06,655 INFO L321 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-22 01:56:06,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-22 01:56:06,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:56:06,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:56:06,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:56:06,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 01:56:07,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:07,170 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:56:07,839 INFO L321 Elim1Store]: treesize reduction 147, result has 32.9 percent of original size [2022-11-22 01:56:07,839 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 5 new quantified variables, introduced 4 case distinctions, treesize of input 793 treesize of output 607 [2022-11-22 01:56:07,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:07,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:07,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:10,577 INFO L321 Elim1Store]: treesize reduction 159, result has 39.5 percent of original size [2022-11-22 01:56:10,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 842 treesize of output 780 [2022-11-22 01:56:10,885 INFO L321 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2022-11-22 01:56:10,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 176 treesize of output 252 [2022-11-22 01:56:11,039 INFO L321 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2022-11-22 01:56:11,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 176 treesize of output 252 [2022-11-22 01:56:11,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:11,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 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 91 treesize of output 103 [2022-11-22 01:56:11,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:11,192 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 49 treesize of output 35 [2022-11-22 01:56:11,294 INFO L321 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2022-11-22 01:56:11,295 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 91 treesize of output 103 [2022-11-22 01:56:11,337 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-22 01:56:11,338 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 49 treesize of output 35 [2022-11-22 01:56:11,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:11,866 INFO L321 Elim1Store]: treesize reduction 24, result has 52.0 percent of original size [2022-11-22 01:56:11,866 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 81 treesize of output 80 [2022-11-22 01:56:11,901 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 7 treesize of output 3 [2022-11-22 01:56:11,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:11,947 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 22 [2022-11-22 01:56:11,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:11,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:12,051 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:56:12,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 73 [2022-11-22 01:56:12,171 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:56:12,172 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 50 [2022-11-22 01:56:12,206 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:12,225 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:12,929 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:12,946 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:12,996 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:13,028 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:13,056 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:13,071 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:13,096 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:13,109 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:13,130 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:13,145 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:56:13,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:56:14,069 INFO L190 IndexEqualityManager]: detected not equals via solver