./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1b920ac3045decc1a5a84e4c4a6d200f349784425219a23e0b9ddb547b7159b4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:50:50,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:50:50,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:50:51,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:50:51,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:50:51,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:50:51,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:50:51,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:50:51,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:50:51,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:50:51,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:50:51,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:50:51,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:50:51,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:50:51,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:50:51,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:50:51,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:50:51,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:50:51,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:50:51,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:50:51,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:50:51,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:50:51,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:50:51,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:50:51,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:50:51,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:50:51,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:50:51,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:50:51,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:50:51,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:50:51,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:50:51,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:50:51,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:50:51,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:50:51,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:50:51,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:50:51,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:50:51,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:50:51,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:50:51,108 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:50:51,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:50:51,112 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-26 00:50:51,165 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:50:51,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:50:51,166 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:50:51,166 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:50:51,167 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:50:51,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:50:51,168 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:50:51,168 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:50:51,169 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:50:51,169 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:50:51,170 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:50:51,171 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:50:51,171 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:50:51,171 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:50:51,172 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:50:51,172 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:50:51,172 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:50:51,173 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:50:51,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:50:51,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:50:51,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:50:51,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:50:51,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:50:51,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:50:51,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:50:51,176 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:50:51,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:50:51,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:50:51,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:50:51,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:50:51,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:50:51,179 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:50:51,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:50:51,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:50:51,180 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:50:51,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:50:51,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:50:51,182 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:50:51,182 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_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b920ac3045decc1a5a84e4c4a6d200f349784425219a23e0b9ddb547b7159b4 [2022-11-26 00:50:51,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:50:51,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:50:51,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:50:51,620 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:50:51,621 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:50:51,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i [2022-11-26 00:50:54,960 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:50:55,502 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:50:55,503 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i [2022-11-26 00:50:55,553 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/data/e7e7379bc/45712e85c063425fb821aad5363616b0/FLAGe63334b89 [2022-11-26 00:50:55,575 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/data/e7e7379bc/45712e85c063425fb821aad5363616b0 [2022-11-26 00:50:55,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:50:55,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:50:55,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:50:55,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:50:55,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:50:55,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:50:55" (1/1) ... [2022-11-26 00:50:55,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d417050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:55, skipping insertion in model container [2022-11-26 00:50:55,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:50:55" (1/1) ... [2022-11-26 00:50:55,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:50:55,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:50:56,089 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_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4496,4509] [2022-11-26 00:50:56,105 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_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4556,4569] [2022-11-26 00:50:57,314 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-26 00:50:57,406 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:57,424 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:57,433 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:57,434 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:57,435 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:57,436 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:57,438 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:57,444 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:57,454 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:57,456 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:57,458 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:57,459 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:57,569 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-26 00:50:57,570 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-26 00:50:57,571 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-26 00:50:57,578 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-11-26 00:50:57,581 WARN L623 FunctionHandler]: Unknown extern function htons [2022-11-26 00:50:57,581 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-11-26 00:50:57,810 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:58,042 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-11-26 00:50:58,044 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-26 00:50:58,046 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-26 00:50:58,048 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-26 00:50:58,049 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-26 00:50:58,051 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-26 00:50:58,052 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-26 00:50:58,053 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-26 00:50:58,054 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-26 00:50:58,056 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-26 00:50:58,056 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-26 00:50:58,300 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:58,303 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:58,305 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,306 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,341 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:58,369 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-26 00:50:58,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:50:58,434 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:50:58,511 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_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4496,4509] [2022-11-26 00:50:58,512 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_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4556,4569] [2022-11-26 00:50:58,552 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-26 00:50:58,559 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:58,566 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:58,571 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,572 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,572 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,573 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,574 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,578 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:58,584 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,585 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,586 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,587 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,608 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-26 00:50:58,609 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-26 00:50:58,610 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-26 00:50:58,613 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-11-26 00:50:58,615 WARN L623 FunctionHandler]: Unknown extern function htons [2022-11-26 00:50:58,616 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-11-26 00:50:58,622 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:58,658 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-11-26 00:50:58,664 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-26 00:50:58,666 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-26 00:50:58,668 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-26 00:50:58,669 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-26 00:50:58,673 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-26 00:50:58,675 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-26 00:50:58,676 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-26 00:50:58,677 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-26 00:50:58,677 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-26 00:50:58,678 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-26 00:50:58,748 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:58,751 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:58,752 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,757 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-26 00:50:58,769 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-26 00:50:58,786 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-26 00:50:58,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:50:58,971 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:50:58,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58 WrapperNode [2022-11-26 00:50:58,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:50:58,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:50:58,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:50:58,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:50:58,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (1/1) ... [2022-11-26 00:50:59,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (1/1) ... [2022-11-26 00:50:59,226 INFO L138 Inliner]: procedures = 689, calls = 1535, calls flagged for inlining = 55, calls inlined = 11, statements flattened = 718 [2022-11-26 00:50:59,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:50:59,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:50:59,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:50:59,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:50:59,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (1/1) ... [2022-11-26 00:50:59,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (1/1) ... [2022-11-26 00:50:59,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (1/1) ... [2022-11-26 00:50:59,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (1/1) ... [2022-11-26 00:50:59,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (1/1) ... [2022-11-26 00:50:59,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (1/1) ... [2022-11-26 00:50:59,370 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (1/1) ... [2022-11-26 00:50:59,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (1/1) ... [2022-11-26 00:50:59,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:50:59,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:50:59,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:50:59,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:50:59,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (1/1) ... [2022-11-26 00:50:59,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:50:59,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:50:59,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:50:59,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:50:59,486 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-26 00:50:59,486 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-26 00:50:59,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:50:59,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-26 00:50:59,487 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-26 00:50:59,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-26 00:50:59,487 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-26 00:50:59,487 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-26 00:50:59,487 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-26 00:50:59,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:50:59,488 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-26 00:50:59,488 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-26 00:50:59,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-26 00:50:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-26 00:50:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:50:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:50:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2022-11-26 00:50:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2022-11-26 00:50:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:50:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:50:59,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:50:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-26 00:50:59,490 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-26 00:50:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-11-26 00:50:59,491 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-11-26 00:50:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-26 00:50:59,491 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-26 00:50:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-26 00:50:59,491 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-26 00:50:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-26 00:50:59,492 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-26 00:50:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-26 00:50:59,492 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-26 00:50:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:50:59,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:50:59,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:50:59,493 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-26 00:50:59,493 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-26 00:50:59,493 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-26 00:50:59,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-26 00:50:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:50:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2022-11-26 00:50:59,494 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2022-11-26 00:50:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-26 00:50:59,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-26 00:50:59,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:50:59,923 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:50:59,926 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:51:01,269 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:51:01,574 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:51:01,574 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-26 00:51:01,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:51:01 BoogieIcfgContainer [2022-11-26 00:51:01,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:51:01,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:51:01,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:51:01,585 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:51:01,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:50:55" (1/3) ... [2022-11-26 00:51:01,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74524edc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:51:01, skipping insertion in model container [2022-11-26 00:51:01,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:58" (2/3) ... [2022-11-26 00:51:01,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74524edc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:51:01, skipping insertion in model container [2022-11-26 00:51:01,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:51:01" (3/3) ... [2022-11-26 00:51:01,589 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_top_harness.i [2022-11-26 00:51:01,614 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:51:01,614 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-26 00:51:01,710 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:51:01,727 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;@24adb5ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:51:01,727 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-26 00:51:01,732 INFO L276 IsEmpty]: Start isEmpty. Operand has 156 states, 88 states have (on average 1.2045454545454546) internal successors, (106), 88 states have internal predecessors, (106), 50 states have call successors, (50), 17 states have call predecessors, (50), 17 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2022-11-26 00:51:01,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-26 00:51:01,749 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:51:01,750 INFO L195 NwaCegarLoop]: trace histogram [7, 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] [2022-11-26 00:51:01,750 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:51:01,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:51:01,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1748352250, now seen corresponding path program 1 times [2022-11-26 00:51:01,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:51:01,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210059945] [2022-11-26 00:51:01,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:01,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:51:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:51:03,251 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-26 00:51:03,252 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:51:03,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210059945] [2022-11-26 00:51:03,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210059945] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:51:03,255 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:51:03,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:51:03,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070962563] [2022-11-26 00:51:03,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:51:03,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:51:03,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:51:03,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:51:03,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:51:03,330 INFO L87 Difference]: Start difference. First operand has 156 states, 88 states have (on average 1.2045454545454546) internal successors, (106), 88 states have internal predecessors, (106), 50 states have call successors, (50), 17 states have call predecessors, (50), 17 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-26 00:51:04,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:51:04,031 INFO L93 Difference]: Finished difference Result 282 states and 389 transitions. [2022-11-26 00:51:04,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:51:04,034 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 93 [2022-11-26 00:51:04,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:51:04,044 INFO L225 Difference]: With dead ends: 282 [2022-11-26 00:51:04,044 INFO L226 Difference]: Without dead ends: 154 [2022-11-26 00:51:04,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:51:04,052 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 31 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-26 00:51:04,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 623 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-26 00:51:04,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2022-11-26 00:51:04,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2022-11-26 00:51:04,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 86 states have (on average 1.1744186046511629) internal successors, (101), 87 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 17 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2022-11-26 00:51:04,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 200 transitions. [2022-11-26 00:51:04,109 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 200 transitions. Word has length 93 [2022-11-26 00:51:04,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:51:04,111 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 200 transitions. [2022-11-26 00:51:04,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-26 00:51:04,112 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 200 transitions. [2022-11-26 00:51:04,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-26 00:51:04,116 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:51:04,116 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 3, 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] [2022-11-26 00:51:04,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:51:04,117 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:51:04,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:51:04,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1956707432, now seen corresponding path program 1 times [2022-11-26 00:51:04,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:51:04,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153246354] [2022-11-26 00:51:04,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:04,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:51:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:51:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-26 00:51:05,158 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:51:05,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153246354] [2022-11-26 00:51:05,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153246354] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:51:05,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993150167] [2022-11-26 00:51:05,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:05,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:51:05,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:51:05,186 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:51:05,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-26 00:51:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:51:06,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 2382 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-26 00:51:06,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:51:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-26 00:51:06,282 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:51:06,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993150167] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:51:06,283 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-26 00:51:06,284 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2022-11-26 00:51:06,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144497630] [2022-11-26 00:51:06,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:51:06,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-26 00:51:06,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:51:06,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-26 00:51:06,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-11-26 00:51:06,290 INFO L87 Difference]: Start difference. First operand 154 states and 200 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 4 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-26 00:51:07,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:51:07,302 INFO L93 Difference]: Finished difference Result 289 states and 384 transitions. [2022-11-26 00:51:07,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-26 00:51:07,303 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 4 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) Word has length 101 [2022-11-26 00:51:07,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:51:07,317 INFO L225 Difference]: With dead ends: 289 [2022-11-26 00:51:07,318 INFO L226 Difference]: Without dead ends: 156 [2022-11-26 00:51:07,322 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-11-26 00:51:07,326 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 48 mSDsluCounter, 733 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 898 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:51:07,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 898 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-26 00:51:07,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-26 00:51:07,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-26 00:51:07,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.1724137931034482) internal successors, (102), 89 states have internal predecessors, (102), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (55), 49 states have call predecessors, (55), 49 states have call successors, (55) [2022-11-26 00:51:07,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 207 transitions. [2022-11-26 00:51:07,376 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 207 transitions. Word has length 101 [2022-11-26 00:51:07,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:51:07,384 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 207 transitions. [2022-11-26 00:51:07,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 4 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-26 00:51:07,384 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 207 transitions. [2022-11-26 00:51:07,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-26 00:51:07,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:51:07,396 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 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] [2022-11-26 00:51:07,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-26 00:51:07,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:51:07,597 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:51:07,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:51:07,598 INFO L85 PathProgramCache]: Analyzing trace with hash -465372556, now seen corresponding path program 1 times [2022-11-26 00:51:07,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:51:07,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427180084] [2022-11-26 00:51:07,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:07,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:51:07,733 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 00:51:07,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2021829440] [2022-11-26 00:51:07,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:07,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:51:07,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:51:07,735 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:51:07,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-26 00:51:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:51:08,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 2514 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-26 00:51:08,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:51:08,625 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-26 00:51:08,631 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:51:08,631 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:51:08,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427180084] [2022-11-26 00:51:08,631 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 00:51:08,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2021829440] [2022-11-26 00:51:08,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2021829440] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:51:08,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:51:08,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-26 00:51:08,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489336110] [2022-11-26 00:51:08,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:51:08,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-26 00:51:08,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:51:08,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-26 00:51:08,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:51:08,635 INFO L87 Difference]: Start difference. First operand 156 states and 207 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2022-11-26 00:51:09,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:51:09,178 INFO L93 Difference]: Finished difference Result 283 states and 377 transitions. [2022-11-26 00:51:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-26 00:51:09,179 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) Word has length 110 [2022-11-26 00:51:09,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:51:09,185 INFO L225 Difference]: With dead ends: 283 [2022-11-26 00:51:09,185 INFO L226 Difference]: Without dead ends: 156 [2022-11-26 00:51:09,186 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-26 00:51:09,189 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 41 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 761 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:51:09,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 761 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-26 00:51:09,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-26 00:51:09,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-26 00:51:09,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.160919540229885) internal successors, (101), 89 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (55), 49 states have call predecessors, (55), 49 states have call successors, (55) [2022-11-26 00:51:09,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 206 transitions. [2022-11-26 00:51:09,210 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 206 transitions. Word has length 110 [2022-11-26 00:51:09,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:51:09,210 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 206 transitions. [2022-11-26 00:51:09,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2022-11-26 00:51:09,211 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 206 transitions. [2022-11-26 00:51:09,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-26 00:51:09,213 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:51:09,213 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 3, 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, 1] [2022-11-26 00:51:09,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-26 00:51:09,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:51:09,425 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:51:09,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:51:09,426 INFO L85 PathProgramCache]: Analyzing trace with hash -872142352, now seen corresponding path program 1 times [2022-11-26 00:51:09,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:51:09,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024040063] [2022-11-26 00:51:09,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:09,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:51:09,532 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 00:51:09,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [969938751] [2022-11-26 00:51:09,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:09,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:51:09,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:51:09,535 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:51:09,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-26 00:51:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:51:10,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 2568 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-26 00:51:10,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:51:10,386 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-26 00:51:10,386 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:51:10,386 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:51:10,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024040063] [2022-11-26 00:51:10,387 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 00:51:10,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969938751] [2022-11-26 00:51:10,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969938751] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:51:10,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:51:10,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-26 00:51:10,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153948171] [2022-11-26 00:51:10,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:51:10,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-26 00:51:10,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:51:10,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-26 00:51:10,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-26 00:51:10,391 INFO L87 Difference]: Start difference. First operand 156 states and 206 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 5 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) [2022-11-26 00:51:11,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:51:11,140 INFO L93 Difference]: Finished difference Result 288 states and 382 transitions. [2022-11-26 00:51:11,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-26 00:51:11,141 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 5 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) Word has length 118 [2022-11-26 00:51:11,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:51:11,143 INFO L225 Difference]: With dead ends: 288 [2022-11-26 00:51:11,143 INFO L226 Difference]: Without dead ends: 156 [2022-11-26 00:51:11,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-11-26 00:51:11,145 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 55 mSDsluCounter, 860 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 1022 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:51:11,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 1022 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-26 00:51:11,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-26 00:51:11,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-26 00:51:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.160919540229885) internal successors, (101), 89 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (54), 49 states have call predecessors, (54), 49 states have call successors, (54) [2022-11-26 00:51:11,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 205 transitions. [2022-11-26 00:51:11,163 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 205 transitions. Word has length 118 [2022-11-26 00:51:11,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:51:11,164 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 205 transitions. [2022-11-26 00:51:11,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 5 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) [2022-11-26 00:51:11,164 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 205 transitions. [2022-11-26 00:51:11,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-26 00:51:11,166 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:51:11,167 INFO L195 NwaCegarLoop]: trace histogram [7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:51:11,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-26 00:51:11,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:51:11,379 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:51:11,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:51:11,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1823335886, now seen corresponding path program 2 times [2022-11-26 00:51:11,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:51:11,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557258419] [2022-11-26 00:51:11,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:11,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:51:11,532 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 00:51:11,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1987837270] [2022-11-26 00:51:11,533 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-26 00:51:11,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:51:11,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:51:11,535 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:51:11,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-26 00:51:12,532 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-26 00:51:12,532 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-26 00:51:12,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 1881 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-26 00:51:12,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:51:12,603 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-11-26 00:51:12,603 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:51:12,603 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:51:12,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557258419] [2022-11-26 00:51:12,605 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 00:51:12,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1987837270] [2022-11-26 00:51:12,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1987837270] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:51:12,606 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:51:12,606 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:51:12,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441487560] [2022-11-26 00:51:12,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:51:12,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:51:12,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:51:12,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:51:12,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:51:12,609 INFO L87 Difference]: Start difference. First operand 156 states and 205 transitions. Second operand has 5 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-26 00:51:13,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:51:13,194 INFO L93 Difference]: Finished difference Result 262 states and 348 transitions. [2022-11-26 00:51:13,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:51:13,196 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 127 [2022-11-26 00:51:13,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:51:13,198 INFO L225 Difference]: With dead ends: 262 [2022-11-26 00:51:13,198 INFO L226 Difference]: Without dead ends: 156 [2022-11-26 00:51:13,199 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:51:13,200 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 0 mSDsluCounter, 495 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 666 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-26 00:51:13,200 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 666 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-26 00:51:13,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-26 00:51:13,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-26 00:51:13,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.160919540229885) internal successors, (101), 89 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (53), 49 states have call predecessors, (53), 49 states have call successors, (53) [2022-11-26 00:51:13,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 204 transitions. [2022-11-26 00:51:13,216 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 204 transitions. Word has length 127 [2022-11-26 00:51:13,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:51:13,216 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 204 transitions. [2022-11-26 00:51:13,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-26 00:51:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 204 transitions. [2022-11-26 00:51:13,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-26 00:51:13,219 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:51:13,219 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-26 00:51:13,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-26 00:51:13,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:51:13,430 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:51:13,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:51:13,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1101816282, now seen corresponding path program 3 times [2022-11-26 00:51:13,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:51:13,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370909037] [2022-11-26 00:51:13,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:13,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:51:13,546 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 00:51:13,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1653563829] [2022-11-26 00:51:13,547 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-26 00:51:13,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:51:13,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:51:13,549 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:51:13,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-26 00:51:14,368 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-26 00:51:14,369 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-26 00:51:14,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 2832 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-26 00:51:14,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:51:14,594 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-26 00:51:14,594 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:51:14,595 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:51:14,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370909037] [2022-11-26 00:51:14,595 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 00:51:14,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1653563829] [2022-11-26 00:51:14,596 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1653563829] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:51:14,596 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:51:14,596 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-26 00:51:14,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36764761] [2022-11-26 00:51:14,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:51:14,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-26 00:51:14,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:51:14,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-26 00:51:14,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-26 00:51:14,601 INFO L87 Difference]: Start difference. First operand 156 states and 204 transitions. Second operand has 8 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-26 00:51:15,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:51:15,334 INFO L93 Difference]: Finished difference Result 271 states and 358 transitions. [2022-11-26 00:51:15,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-26 00:51:15,335 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 136 [2022-11-26 00:51:15,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:51:15,337 INFO L225 Difference]: With dead ends: 271 [2022-11-26 00:51:15,337 INFO L226 Difference]: Without dead ends: 166 [2022-11-26 00:51:15,338 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-11-26 00:51:15,338 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 39 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 1042 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:51:15,339 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 1042 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-26 00:51:15,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2022-11-26 00:51:15,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2022-11-26 00:51:15,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 91 states have (on average 1.1538461538461537) internal successors, (105), 93 states have internal predecessors, (105), 55 states have call successors, (55), 18 states have call predecessors, (55), 19 states have return successors, (58), 54 states have call predecessors, (58), 54 states have call successors, (58) [2022-11-26 00:51:15,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 218 transitions. [2022-11-26 00:51:15,355 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 218 transitions. Word has length 136 [2022-11-26 00:51:15,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:51:15,356 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 218 transitions. [2022-11-26 00:51:15,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-26 00:51:15,357 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 218 transitions. [2022-11-26 00:51:15,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-26 00:51:15,359 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:51:15,360 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:51:15,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-26 00:51:15,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-26 00:51:15,572 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:51:15,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:51:15,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1018112460, now seen corresponding path program 1 times [2022-11-26 00:51:15,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:51:15,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960274872] [2022-11-26 00:51:15,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:15,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:51:15,725 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 00:51:15,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1698451534] [2022-11-26 00:51:15,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:15,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:51:15,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:51:15,727 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:51:15,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5494e00a-7e9d-49da-9dc6-0e0c81c64af9/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-26 00:51:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:51:16,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 2964 conjuncts, 91 conjunts are in the unsatisfiable core [2022-11-26 00:51:16,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:51:18,316 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:51:18,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 13 [2022-11-26 00:51:18,331 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:51:18,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2022-11-26 00:51:18,340 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:51:18,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 16 [2022-11-26 00:51:18,547 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 82 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-26 00:51:18,547 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:51:21,668 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:51:21,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960274872] [2022-11-26 00:51:21,669 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 00:51:21,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1698451534] [2022-11-26 00:51:21,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1698451534] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:51:21,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [895340970] [2022-11-26 00:51:21,717 INFO L159 IcfgInterpreter]: Started Sifa with 79 locations of interest [2022-11-26 00:51:21,731 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:51:21,735 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:51:21,742 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:51:21,755 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:51:25,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:51:26,096 INFO L217 Elim1Store]: Index analysis took 563 ms [2022-11-26 00:51:46,262 WARN L233 SmtUtils]: Spent 20.06s on a formula simplification. DAG size of input: 1758 DAG size of output: 1169 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-26 00:51:46,268 INFO L321 Elim1Store]: treesize reduction 1958, result has 47.2 percent of original size [2022-11-26 00:51:46,273 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 196 select indices, 196 select index equivalence classes, 19112 disjoint index pairs (out of 19110 index pairs), introduced 196 new quantified variables, introduced 195 case distinctions, treesize of input 987 treesize of output 2346 [2022-11-26 00:51:49,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:51:49,995 INFO L217 Elim1Store]: Index analysis took 654 ms [2022-11-26 00:52:19,837 WARN L233 SmtUtils]: Spent 29.78s 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) [2022-11-26 00:52:19,842 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-11-26 00:52:19,845 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 [2022-11-26 00:53:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:48,722 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 44 treesize of output 43 [2022-11-26 00:53:48,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:48,728 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 44 treesize of output 43 [2022-11-26 00:53:48,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:48,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:48,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2022-11-26 00:53:48,751 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 [2022-11-26 00:53:52,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,255 INFO L217 Elim1Store]: Index analysis took 130 ms [2022-11-26 00:53:52,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 1055 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 588 treesize of output 260 [2022-11-26 00:53:52,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:52,713 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 [2022-11-26 00:53:53,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:53,348 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 [2022-11-26 00:53:53,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:53,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:53,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:53,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:53,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:53,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:54,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:54,029 INFO L217 Elim1Store]: Index analysis took 133 ms [2022-11-26 00:53:54,064 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 [2022-11-26 00:53:54,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:54,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:54,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:54,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:54,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:54,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:54,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:54,713 INFO L217 Elim1Store]: Index analysis took 126 ms [2022-11-26 00:53:54,748 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 [2022-11-26 00:54:02,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,551 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 [2022-11-26 00:54:02,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:02,968 INFO L217 Elim1Store]: Index analysis took 102 ms [2022-11-26 00:54:02,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 1055 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 588 treesize of output 260 [2022-11-26 00:54:03,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:03,307 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 [2022-11-26 00:54:03,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:03,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:03,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:03,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:03,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:03,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:03,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:03,960 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 [2022-11-26 00:54:04,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:04,520 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 [2022-11-26 00:54:21,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 [2022-11-26 00:54:21,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 42 treesize of output 30 [2022-11-26 00:54:21,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 [2022-11-26 00:54:21,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 [2022-11-26 00:54:21,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 42 treesize of output 30 [2022-11-26 00:54:21,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 [2022-11-26 00:54:37,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 [2022-11-26 00:54:37,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 42 treesize of output 30 [2022-11-26 00:54:37,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 [2022-11-26 00:54:37,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 [2022-11-26 00:54:37,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 42 treesize of output 30 [2022-11-26 00:54:37,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 [2022-11-26 00:54:40,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2171 treesize of output 2161 [2022-11-26 00:54:40,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2171 treesize of output 2161 [2022-11-26 00:54:41,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2175 treesize of output 2154 [2022-11-26 00:54:42,055 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 [2022-11-26 00:54:55,408 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 [2022-11-26 00:54:55,416 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 [2022-11-26 00:54:55,441 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 [2022-11-26 00:54:55,456 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 [2022-11-26 00:54:55,488 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 [2022-11-26 00:54:55,495 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 [2022-11-26 00:54:55,501 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 [2022-11-26 00:54:55,511 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 [2022-11-26 00:54:55,599 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:54:55,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 38 [2022-11-26 00:54:55,614 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 [2022-11-26 00:54:55,623 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 [2022-11-26 00:54:55,686 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:54:55,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 38 [2022-11-26 00:54:55,700 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 [2022-11-26 00:54:55,712 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 [2022-11-26 00:54:55,879 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 [2022-11-26 00:54:56,005 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 27 treesize of output 23 [2022-11-26 00:54:56,009 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 23 treesize of output 19 [2022-11-26 00:54:56,125 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 27 treesize of output 23 [2022-11-26 00:54:56,129 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 23 treesize of output 19 [2022-11-26 00:54:58,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2167 treesize of output 2139 [2022-11-26 00:54:58,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2135 treesize of output 2111 [2022-11-26 00:54:59,055 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2119 treesize of output 2091 [2022-11-26 00:55:19,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2167 treesize of output 2139 [2022-11-26 00:55:19,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2135 treesize of output 2111 [2022-11-26 00:55:19,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2119 treesize of output 2091 [2022-11-26 00:55:23,256 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-26 00:55:23,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-26 00:55:23,307 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-26 00:55:23,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-26 00:55:23,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,431 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:23,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-26 00:55:23,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,455 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:55:23,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,457 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:55:23,475 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:23,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 29 [2022-11-26 00:55:23,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,518 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:23,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-26 00:55:23,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,634 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:23,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-26 00:55:23,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,670 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:23,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-26 00:55:23,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,708 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:55:23,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,714 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:55:23,735 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:23,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 29 [2022-11-26 00:55:23,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:23,987 INFO L321 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2022-11-26 00:55:23,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 196 treesize of output 199 [2022-11-26 00:55:24,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,095 INFO L321 Elim1Store]: treesize reduction 92, result has 17.1 percent of original size [2022-11-26 00:55:24,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 206 treesize of output 213 [2022-11-26 00:55:24,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,349 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:24,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-26 00:55:24,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,401 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:24,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 13 [2022-11-26 00:55:24,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,448 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:24,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-26 00:55:24,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,620 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:24,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-26 00:55:24,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,674 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:24,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-26 00:55:24,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:55:24,717 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:55:24,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 13 [2022-11-26 00:55:25,035 INFO L321 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2022-11-26 00:55:25,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 294 treesize of output 311 [2022-11-26 00:55:25,082 INFO L321 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2022-11-26 00:55:25,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 289 treesize of output 292 [2022-11-26 00:55:25,209 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 [2022-11-26 00:55:25,214 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 [2022-11-26 00:55:25,308 INFO L321 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-11-26 00:55:25,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 28 [2022-11-26 00:55:25,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2022-11-26 00:55:25,544 INFO L321 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-11-26 00:55:25,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 28 [2022-11-26 00:55:25,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2022-11-26 00:56:24,567 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_length with input of size 103 for LOIs [2022-11-26 00:56:25,298 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 [2022-11-26 00:56:25,486 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 [2022-11-26 00:56:26,297 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 43 for LOIs [2022-11-26 00:56:26,307 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_bounded with input of size 2895 for LOIs [2022-11-26 00:56:42,155 INFO L197 IcfgInterpreter]: Interpreting procedure save_byte_from_array with input of size 220 for LOIs [2022-11-26 00:56:42,433 INFO L197 IcfgInterpreter]: Interpreting procedure aws_priority_queue_is_valid with input of size 693 for LOIs [2022-11-26 00:56:46,813 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_valid with input of size 50 for LOIs [2022-11-26 00:56:46,835 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 [2022-11-26 00:56:46,846 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 [2022-11-26 00:56:46,907 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 [2022-11-26 00:56:46,917 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 [2022-11-26 00:56:46,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:56:46,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:56:46,939 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:56:46,940 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-26 00:56:47,003 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 [2022-11-26 00:56:47,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:56:47,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:56:47,020 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:56:47,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-26 00:56:47,031 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 [2022-11-26 00:56:47,230 INFO L321 Elim1Store]: treesize reduction 20, result has 57.4 percent of original size [2022-11-26 00:56:47,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 170 treesize of output 191 [2022-11-26 00:56:48,188 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 98 for LOIs [2022-11-26 00:56:48,505 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 84 for LOIs [2022-11-26 00:56:48,534 INFO L197 IcfgInterpreter]: Interpreting procedure ensure_array_list_has_allocated_data_member with input of size 2963 for LOIs [2022-11-26 00:58:17,134 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 11 treesize of output 7 [2022-11-26 00:58:17,142 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 [2022-11-26 00:58:17,150 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 [2022-11-26 00:58:17,157 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 11 treesize of output 7 [2022-11-26 00:58:39,680 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 45 for LOIs [2022-11-26 00:58:39,683 INFO L197 IcfgInterpreter]: Interpreting procedure bounded_malloc with input of size 123 for LOIs [2022-11-26 00:58:40,010 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 43 for LOIs [2022-11-26 00:58:40,015 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 01:00:58,166 WARN L233 SmtUtils]: Spent 2.27m on a formula simplification. DAG size of input: 2825 DAG size of output: 2437 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:04:58,256 WARN L233 SmtUtils]: Spent 3.97m on a formula simplification. DAG size of input: 2895 DAG size of output: 2452 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)