./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b8e2b19500a9ff32f182f41fca1db48d6268985503aaacd0cb9efdaafa7d6419 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:20:10,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:20:10,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:20:10,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:20:10,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:20:10,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:20:10,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:20:10,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:20:10,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:20:10,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:20:10,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:20:10,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:20:10,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:20:10,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:20:10,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:20:10,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:20:10,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:20:10,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:20:10,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:20:10,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:20:10,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:20:10,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:20:10,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:20:10,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:20:10,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:20:10,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:20:10,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:20:10,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:20:10,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:20:10,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:20:10,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:20:10,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:20:10,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:20:10,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:20:10,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:20:10,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:20:10,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:20:10,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:20:10,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:20:10,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:20:10,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:20:10,302 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:20:10,338 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:20:10,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:20:10,339 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:20:10,339 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:20:10,340 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:20:10,340 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:20:10,340 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:20:10,341 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:20:10,341 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:20:10,341 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:20:10,342 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:20:10,342 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:20:10,342 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:20:10,343 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:20:10,343 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:20:10,343 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:20:10,343 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:20:10,343 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:20:10,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:20:10,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:20:10,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:20:10,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:20:10,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:20:10,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:20:10,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:20:10,346 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:20:10,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:20:10,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:20:10,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:20:10,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:20:10,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:20:10,348 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:20:10,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:20:10,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:20:10,349 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:20:10,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:20:10,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:20:10,350 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:20:10,350 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_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8e2b19500a9ff32f182f41fca1db48d6268985503aaacd0cb9efdaafa7d6419 [2022-11-03 02:20:10,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:20:10,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:20:10,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:20:10,647 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:20:10,648 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:20:10,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i [2022-11-03 02:20:10,719 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/data/0f6e8de7a/49740fa150ce48c5a24b233222e45b34/FLAGdd4b62ed9 [2022-11-03 02:20:11,531 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:20:11,536 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i [2022-11-03 02:20:11,580 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/data/0f6e8de7a/49740fa150ce48c5a24b233222e45b34/FLAGdd4b62ed9 [2022-11-03 02:20:11,604 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/data/0f6e8de7a/49740fa150ce48c5a24b233222e45b34 [2022-11-03 02:20:11,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:20:11,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:20:11,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:20:11,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:20:11,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:20:11,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:20:11" (1/1) ... [2022-11-03 02:20:11,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a92e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:11, skipping insertion in model container [2022-11-03 02:20:11,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:20:11" (1/1) ... [2022-11-03 02:20:11,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:20:11,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:20:12,055 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i[4501,4514] [2022-11-03 02:20:12,061 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i[4561,4574] [2022-11-03 02:20:13,150 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 02:20:13,252 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:13,258 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:13,260 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:13,261 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:13,262 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:13,275 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:13,275 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:13,277 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:13,278 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:13,680 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 02:20:13,681 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 02:20:13,683 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 02:20:13,684 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 02:20:13,692 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 02:20:13,693 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 02:20:13,694 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 02:20:13,696 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 02:20:13,698 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 02:20:13,698 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 02:20:13,907 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:13,920 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:13,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:20:14,007 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:20:14,047 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i[4501,4514] [2022-11-03 02:20:14,048 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i[4561,4574] [2022-11-03 02:20:14,099 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 02:20:14,126 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:14,134 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:14,137 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:14,137 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:14,140 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:14,148 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:14,153 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:14,154 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:14,156 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:14,205 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 02:20:14,206 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 02:20:14,207 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 02:20:14,207 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 02:20:14,210 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 02:20:14,210 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 02:20:14,212 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 02:20:14,213 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 02:20:14,213 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 02:20:14,214 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 02:20:14,277 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:14,281 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:20:14,322 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:20:14,552 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:20:14,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14 WrapperNode [2022-11-03 02:20:14,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:20:14,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:20:14,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:20:14,554 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:20:14,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (1/1) ... [2022-11-03 02:20:14,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (1/1) ... [2022-11-03 02:20:14,740 INFO L138 Inliner]: procedures = 689, calls = 1536, calls flagged for inlining = 55, calls inlined = 11, statements flattened = 692 [2022-11-03 02:20:14,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:20:14,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:20:14,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:20:14,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:20:14,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (1/1) ... [2022-11-03 02:20:14,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (1/1) ... [2022-11-03 02:20:14,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (1/1) ... [2022-11-03 02:20:14,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (1/1) ... [2022-11-03 02:20:14,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (1/1) ... [2022-11-03 02:20:14,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (1/1) ... [2022-11-03 02:20:14,844 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (1/1) ... [2022-11-03 02:20:14,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (1/1) ... [2022-11-03 02:20:14,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:20:14,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:20:14,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:20:14,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:20:14,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (1/1) ... [2022-11-03 02:20:14,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:20:14,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:20:14,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:20:14,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:20:14,939 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-03 02:20:14,940 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-03 02:20:14,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:20:14,941 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-03 02:20:14,942 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-03 02:20:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-03 02:20:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-03 02:20:14,943 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-03 02:20:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-03 02:20:14,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:20:14,944 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-03 02:20:14,944 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-03 02:20:14,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-03 02:20:14,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-03 02:20:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:20:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:20:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2022-11-03 02:20:14,945 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2022-11-03 02:20:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:20:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:20:14,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:20:14,946 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-03 02:20:14,946 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-03 02:20:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-11-03 02:20:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-11-03 02:20:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-03 02:20:14,948 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-03 02:20:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-03 02:20:14,948 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-03 02:20:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 02:20:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 02:20:14,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:20:14,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:20:14,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:20:14,949 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-03 02:20:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-03 02:20:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-03 02:20:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-03 02:20:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:20:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2022-11-03 02:20:14,951 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2022-11-03 02:20:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-03 02:20:14,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-03 02:20:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:20:15,320 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:20:15,327 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:20:16,381 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:20:16,620 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:20:16,621 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-03 02:20:16,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:20:16 BoogieIcfgContainer [2022-11-03 02:20:16,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:20:16,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:20:16,629 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:20:16,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:20:16,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:20:11" (1/3) ... [2022-11-03 02:20:16,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b0aa9b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:20:16, skipping insertion in model container [2022-11-03 02:20:16,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:20:14" (2/3) ... [2022-11-03 02:20:16,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b0aa9b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:20:16, skipping insertion in model container [2022-11-03 02:20:16,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:20:16" (3/3) ... [2022-11-03 02:20:16,636 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_capacity_harness.i [2022-11-03 02:20:16,655 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:20:16,656 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:20:16,733 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:20:16,744 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;@5cf8941b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:20:16,745 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:20:16,751 INFO L276 IsEmpty]: Start isEmpty. Operand has 134 states, 76 states have (on average 1.1973684210526316) internal successors, (91), 77 states have internal predecessors, (91), 40 states have call successors, (40), 16 states have call predecessors, (40), 16 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-11-03 02:20:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-03 02:20:16,767 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:20:16,768 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] [2022-11-03 02:20:16,769 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:20:16,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:20:16,777 INFO L85 PathProgramCache]: Analyzing trace with hash 2033814116, now seen corresponding path program 1 times [2022-11-03 02:20:16,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:20:16,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2220246] [2022-11-03 02:20:16,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:16,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:20:17,272 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:20:17,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1280864865] [2022-11-03 02:20:17,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:17,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:20:17,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:20:17,275 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:20:17,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:20:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:20:17,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 2270 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-03 02:20:17,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:20:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-03 02:20:18,086 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:20:18,086 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:20:18,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2220246] [2022-11-03 02:20:18,087 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:20:18,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1280864865] [2022-11-03 02:20:18,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1280864865] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:20:18,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:20:18,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:20:18,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444777308] [2022-11-03 02:20:18,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:20:18,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:20:18,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:20:18,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:20:18,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:20:18,136 INFO L87 Difference]: Start difference. First operand has 134 states, 76 states have (on average 1.1973684210526316) internal successors, (91), 77 states have internal predecessors, (91), 40 states have call successors, (40), 16 states have call predecessors, (40), 16 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-03 02:20:19,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:20:19,274 INFO L93 Difference]: Finished difference Result 234 states and 312 transitions. [2022-11-03 02:20:19,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:20:19,277 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 87 [2022-11-03 02:20:19,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:20:19,286 INFO L225 Difference]: With dead ends: 234 [2022-11-03 02:20:19,286 INFO L226 Difference]: Without dead ends: 132 [2022-11-03 02:20:19,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:20:19,293 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 22 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 507 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:20:19,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 507 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-03 02:20:19,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2022-11-03 02:20:19,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2022-11-03 02:20:19,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 75 states have (on average 1.1733333333333333) internal successors, (88), 76 states have internal predecessors, (88), 40 states have call successors, (40), 16 states have call predecessors, (40), 16 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2022-11-03 02:20:19,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 167 transitions. [2022-11-03 02:20:19,348 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 167 transitions. Word has length 87 [2022-11-03 02:20:19,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:20:19,349 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 167 transitions. [2022-11-03 02:20:19,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-03 02:20:19,350 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 167 transitions. [2022-11-03 02:20:19,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-03 02:20:19,353 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:20:19,354 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] [2022-11-03 02:20:19,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-03 02:20:19,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-03 02:20:19,583 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:20:19,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:20:19,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1232881202, now seen corresponding path program 1 times [2022-11-03 02:20:19,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:20:19,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025771744] [2022-11-03 02:20:19,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:19,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:20:19,749 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:20:19,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [417094271] [2022-11-03 02:20:19,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:19,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:20:19,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:20:19,753 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:20:19,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:20:20,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:20:20,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 2320 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-03 02:20:20,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:20:20,468 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-03 02:20:20,468 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:20:20,468 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:20:20,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025771744] [2022-11-03 02:20:20,469 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:20:20,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417094271] [2022-11-03 02:20:20,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [417094271] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:20:20,469 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:20:20,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 02:20:20,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19380991] [2022-11-03 02:20:20,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:20:20,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 02:20:20,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:20:20,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 02:20:20,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:20:20,472 INFO L87 Difference]: Start difference. First operand 132 states and 167 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) [2022-11-03 02:20:21,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:20:21,990 INFO L93 Difference]: Finished difference Result 241 states and 311 transitions. [2022-11-03 02:20:21,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:20:21,992 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) Word has length 95 [2022-11-03 02:20:21,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:20:22,001 INFO L225 Difference]: With dead ends: 241 [2022-11-03 02:20:22,002 INFO L226 Difference]: Without dead ends: 134 [2022-11-03 02:20:22,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:20:22,004 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 35 mSDsluCounter, 701 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 757 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:20:22,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 757 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 02:20:22,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2022-11-03 02:20:22,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2022-11-03 02:20:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 76 states have (on average 1.1710526315789473) internal successors, (89), 78 states have internal predecessors, (89), 40 states have call successors, (40), 16 states have call predecessors, (40), 17 states have return successors, (42), 39 states have call predecessors, (42), 39 states have call successors, (42) [2022-11-03 02:20:22,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 171 transitions. [2022-11-03 02:20:22,039 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 171 transitions. Word has length 95 [2022-11-03 02:20:22,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:20:22,041 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 171 transitions. [2022-11-03 02:20:22,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) [2022-11-03 02:20:22,042 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 171 transitions. [2022-11-03 02:20:22,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-03 02:20:22,049 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:20:22,049 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] [2022-11-03 02:20:22,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 02:20:22,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-11-03 02:20:22,274 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:20:22,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:20:22,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1939190100, now seen corresponding path program 1 times [2022-11-03 02:20:22,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:20:22,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762991705] [2022-11-03 02:20:22,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:22,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:20:22,426 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:20:22,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1117688100] [2022-11-03 02:20:22,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:22,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:20:22,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:20:22,433 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:20:22,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 02:20:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:20:22,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 2452 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-03 02:20:22,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:20:23,057 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-03 02:20:23,062 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:20:23,062 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:20:23,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762991705] [2022-11-03 02:20:23,063 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:20:23,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117688100] [2022-11-03 02:20:23,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1117688100] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:20:23,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:20:23,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:20:23,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675510657] [2022-11-03 02:20:23,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:20:23,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:20:23,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:20:23,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:20:23,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:20:23,065 INFO L87 Difference]: Start difference. First operand 134 states and 171 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 4 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) [2022-11-03 02:20:24,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:20:24,131 INFO L93 Difference]: Finished difference Result 235 states and 301 transitions. [2022-11-03 02:20:24,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:20:24,132 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 4 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) Word has length 104 [2022-11-03 02:20:24,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:20:24,133 INFO L225 Difference]: With dead ends: 235 [2022-11-03 02:20:24,133 INFO L226 Difference]: Without dead ends: 134 [2022-11-03 02:20:24,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:20:24,135 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 32 mSDsluCounter, 539 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:20:24,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 612 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-03 02:20:24,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2022-11-03 02:20:24,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2022-11-03 02:20:24,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 76 states have (on average 1.1578947368421053) internal successors, (88), 78 states have internal predecessors, (88), 40 states have call successors, (40), 16 states have call predecessors, (40), 17 states have return successors, (42), 39 states have call predecessors, (42), 39 states have call successors, (42) [2022-11-03 02:20:24,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 170 transitions. [2022-11-03 02:20:24,165 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 170 transitions. Word has length 104 [2022-11-03 02:20:24,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:20:24,165 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 170 transitions. [2022-11-03 02:20:24,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 4 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) [2022-11-03 02:20:24,166 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 170 transitions. [2022-11-03 02:20:24,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-03 02:20:24,168 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:20:24,168 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] [2022-11-03 02:20:24,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-03 02:20:24,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:20:24,395 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:20:24,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:20:24,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1703128983, now seen corresponding path program 1 times [2022-11-03 02:20:24,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:20:24,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912092147] [2022-11-03 02:20:24,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:24,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:20:24,511 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:20:24,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1224440784] [2022-11-03 02:20:24,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:24,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:20:24,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:20:24,512 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:20:24,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-03 02:20:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:20:25,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 2506 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-03 02:20:25,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:20:25,226 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-03 02:20:25,230 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:20:25,230 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:20:25,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912092147] [2022-11-03 02:20:25,231 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:20:25,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224440784] [2022-11-03 02:20:25,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224440784] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:20:25,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:20:25,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-03 02:20:25,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589118374] [2022-11-03 02:20:25,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:20:25,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-03 02:20:25,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:20:25,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-03 02:20:25,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:20:25,234 INFO L87 Difference]: Start difference. First operand 134 states and 170 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 5 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 5 states have call predecessors, (20), 5 states have call successors, (20) [2022-11-03 02:20:26,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:20:26,162 INFO L93 Difference]: Finished difference Result 240 states and 306 transitions. [2022-11-03 02:20:26,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 02:20:26,163 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 5 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 5 states have call predecessors, (20), 5 states have call successors, (20) Word has length 112 [2022-11-03 02:20:26,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:20:26,164 INFO L225 Difference]: With dead ends: 240 [2022-11-03 02:20:26,164 INFO L226 Difference]: Without dead ends: 134 [2022-11-03 02:20:26,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-11-03 02:20:26,166 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 46 mSDsluCounter, 793 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:20:26,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 833 Invalid, 278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-03 02:20:26,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2022-11-03 02:20:26,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2022-11-03 02:20:26,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 76 states have (on average 1.1578947368421053) internal successors, (88), 78 states have internal predecessors, (88), 40 states have call successors, (40), 16 states have call predecessors, (40), 17 states have return successors, (41), 39 states have call predecessors, (41), 39 states have call successors, (41) [2022-11-03 02:20:26,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 169 transitions. [2022-11-03 02:20:26,179 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 169 transitions. Word has length 112 [2022-11-03 02:20:26,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:20:26,180 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 169 transitions. [2022-11-03 02:20:26,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 5 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 5 states have call predecessors, (20), 5 states have call successors, (20) [2022-11-03 02:20:26,180 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 169 transitions. [2022-11-03 02:20:26,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-03 02:20:26,182 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:20:26,182 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] [2022-11-03 02:20:26,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-03 02:20:26,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:20:26,403 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:20:26,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:20:26,404 INFO L85 PathProgramCache]: Analyzing trace with hash -230160901, now seen corresponding path program 2 times [2022-11-03 02:20:26,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:20:26,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223573926] [2022-11-03 02:20:26,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:26,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:20:26,553 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:20:26,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1499546310] [2022-11-03 02:20:26,554 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-03 02:20:26,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:20:26,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:20:26,559 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:20:26,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-03 02:20:27,248 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-03 02:20:27,248 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-03 02:20:27,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 1885 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-03 02:20:27,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:20:27,288 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-11-03 02:20:27,288 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:20:27,288 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:20:27,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223573926] [2022-11-03 02:20:27,288 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:20:27,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1499546310] [2022-11-03 02:20:27,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1499546310] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:20:27,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:20:27,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:20:27,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263115139] [2022-11-03 02:20:27,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:20:27,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:20:27,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:20:27,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:20:27,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:20:27,291 INFO L87 Difference]: Start difference. First operand 134 states and 169 transitions. Second operand has 5 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-03 02:20:28,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:20:28,374 INFO L93 Difference]: Finished difference Result 213 states and 267 transitions. [2022-11-03 02:20:28,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:20:28,375 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 121 [2022-11-03 02:20:28,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:20:28,377 INFO L225 Difference]: With dead ends: 213 [2022-11-03 02:20:28,377 INFO L226 Difference]: Without dead ends: 134 [2022-11-03 02:20:28,377 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:20:28,378 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:20:28,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 545 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-03 02:20:28,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2022-11-03 02:20:28,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2022-11-03 02:20:28,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 76 states have (on average 1.1578947368421053) internal successors, (88), 78 states have internal predecessors, (88), 40 states have call successors, (40), 16 states have call predecessors, (40), 17 states have return successors, (40), 39 states have call predecessors, (40), 39 states have call successors, (40) [2022-11-03 02:20:28,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 168 transitions. [2022-11-03 02:20:28,391 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 168 transitions. Word has length 121 [2022-11-03 02:20:28,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:20:28,391 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 168 transitions. [2022-11-03 02:20:28,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-03 02:20:28,392 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 168 transitions. [2022-11-03 02:20:28,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-03 02:20:28,393 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:20:28,394 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] [2022-11-03 02:20:28,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-03 02:20:28,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:20:28,595 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:20:28,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:20:28,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1030261011, now seen corresponding path program 3 times [2022-11-03 02:20:28,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:20:28,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337165511] [2022-11-03 02:20:28,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:28,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:20:28,698 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:20:28,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1590885005] [2022-11-03 02:20:28,698 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-03 02:20:28,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:20:28,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:20:28,700 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:20:28,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-03 02:20:29,295 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-03 02:20:29,295 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-03 02:20:29,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 2770 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-03 02:20:29,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:20:29,428 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-03 02:20:29,428 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:20:29,428 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:20:29,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337165511] [2022-11-03 02:20:29,428 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:20:29,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1590885005] [2022-11-03 02:20:29,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1590885005] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:20:29,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:20:29,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:20:29,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310856606] [2022-11-03 02:20:29,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:20:29,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:20:29,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:20:29,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:20:29,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:20:29,431 INFO L87 Difference]: Start difference. First operand 134 states and 168 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 4 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-03 02:20:30,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:20:30,526 INFO L93 Difference]: Finished difference Result 210 states and 260 transitions. [2022-11-03 02:20:30,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:20:30,527 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 4 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) Word has length 130 [2022-11-03 02:20:30,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:20:30,529 INFO L225 Difference]: With dead ends: 210 [2022-11-03 02:20:30,529 INFO L226 Difference]: Without dead ends: 132 [2022-11-03 02:20:30,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:20:30,530 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 14 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:20:30,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 613 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-03 02:20:30,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2022-11-03 02:20:30,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2022-11-03 02:20:30,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 75 states have (on average 1.1466666666666667) internal successors, (86), 76 states have internal predecessors, (86), 40 states have call successors, (40), 16 states have call predecessors, (40), 16 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2022-11-03 02:20:30,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 165 transitions. [2022-11-03 02:20:30,540 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 165 transitions. Word has length 130 [2022-11-03 02:20:30,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:20:30,541 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 165 transitions. [2022-11-03 02:20:30,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 4 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-03 02:20:30,541 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 165 transitions. [2022-11-03 02:20:30,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-03 02:20:30,543 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:20:30,543 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] [2022-11-03 02:20:30,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-03 02:20:30,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:20:30,763 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:20:30,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:20:30,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1200556263, now seen corresponding path program 1 times [2022-11-03 02:20:30,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:20:30,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843050529] [2022-11-03 02:20:30,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:30,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:20:30,878 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:20:30,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [529832103] [2022-11-03 02:20:30,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:20:30,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:20:30,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:20:30,883 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:20:30,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59fe7e33-fc44-4e01-af55-696dcc77b23e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-03 02:20:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:20:31,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 2902 conjuncts, 105 conjunts are in the unsatisfiable core [2022-11-03 02:20:31,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:20:33,244 INFO L356 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-03 02:20:33,244 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 32 treesize of output 12 [2022-11-03 02:20:33,257 INFO L356 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-03 02:20:33,258 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:20:33,266 INFO L356 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-03 02:20:33,266 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:20:33,411 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 84 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-03 02:20:33,411 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:20:42,513 WARN L234 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:20:42,608 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:20:42,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843050529] [2022-11-03 02:20:42,609 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:20:42,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [529832103] [2022-11-03 02:20:42,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [529832103] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:20:42,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1664382044] [2022-11-03 02:20:42,632 INFO L159 IcfgInterpreter]: Started Sifa with 73 locations of interest [2022-11-03 02:20:42,632 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:20:42,636 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:20:42,641 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:20:42,641 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:20:46,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:20:46,778 INFO L244 Elim1Store]: Index analysis took 470 ms [2022-11-03 02:21:09,672 WARN L234 SmtUtils]: Spent 22.82s on a formula simplification. DAG size of input: 1767 DAG size of output: 1175 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 02:21:09,678 INFO L356 Elim1Store]: treesize reduction 1968, result has 47.2 percent of original size [2022-11-03 02:21:09,680 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19308 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 196 case distinctions, treesize of input 992 treesize of output 2358 [2022-11-03 02:21:13,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:21:13,996 INFO L244 Elim1Store]: Index analysis took 958 ms [2022-11-03 02:21:49,983 WARN L234 SmtUtils]: Spent 35.93s on a formula simplification. DAG size of input: 2161 DAG size of output: 1179 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 02:21:49,987 INFO L356 Elim1Store]: treesize reduction 3528, result has 33.3 percent of original size [2022-11-03 02:21:49,990 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19505 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 392 case distinctions, treesize of input 1002 treesize of output 2377 [2022-11-03 02:23:19,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:19,032 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:19,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:19,039 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:19,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:19,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:19,055 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:19,066 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:22,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,953 INFO L244 Elim1Store]: Index analysis took 130 ms [2022-11-03 02:23:23,002 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:23,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,543 INFO L244 Elim1Store]: Index analysis took 155 ms [2022-11-03 02:23:23,551 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 836 treesize of output 460 [2022-11-03 02:23:23,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:23,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:24,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:24,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:24,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:24,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:24,110 INFO L244 Elim1Store]: Index analysis took 136 ms [2022-11-03 02:23:24,146 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:24,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:24,874 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-03 02:23:25,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:25,548 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 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 [2022-11-03 02:23:33,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,427 INFO L244 Elim1Store]: Index analysis took 131 ms [2022-11-03 02:23:33,434 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 836 treesize of output 460 [2022-11-03 02:23:33,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:34,006 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-03 02:23:34,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:34,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:34,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:34,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:34,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:34,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:34,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:34,651 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:35,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:35,167 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 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 [2022-11-03 02:23:35,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:35,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:35,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:35,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:35,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:35,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:35,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:35,768 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:55,893 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:56,058 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:56,121 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:56,515 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:56,661 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:23:56,723 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:14,861 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:14,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:15,028 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:15,352 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:15,405 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:15,511 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:18,644 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2579 treesize of output 2569 [2022-11-03 02:24:19,074 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2583 treesize of output 2562 [2022-11-03 02:24:19,279 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2579 treesize of output 2569 [2022-11-03 02:24:20,613 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:36,822 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:36,828 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:36,863 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:36,868 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:36,906 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:36,914 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:36,924 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:36,934 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:36,999 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:24:36,999 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:37,012 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:37,024 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:37,096 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:24:37,097 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:37,111 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:37,122 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:37,183 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:37,297 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:37,301 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:37,387 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:37,391 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:24:39,680 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2575 treesize of output 2547 [2022-11-03 02:24:40,123 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2543 treesize of output 2519 [2022-11-03 02:24:40,236 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2527 treesize of output 2499 [2022-11-03 02:25:00,411 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2575 treesize of output 2547 [2022-11-03 02:25:00,704 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2551 treesize of output 2523 [2022-11-03 02:25:00,948 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2519 treesize of output 2495 [2022-11-03 02:25:04,863 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-03 02:25:04,863 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:04,886 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-03 02:25:05,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,032 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:05,032 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:05,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,077 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:05,077 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:05,103 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 02:25:05,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,108 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 02:25:05,137 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:05,138 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 79 treesize of output 47 [2022-11-03 02:25:05,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,285 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:05,285 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:05,313 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 02:25:05,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,319 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 02:25:05,350 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:05,351 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 79 treesize of output 47 [2022-11-03 02:25:05,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,403 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:05,404 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:05,577 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-03 02:25:05,578 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:05,642 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-03 02:25:05,642 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:05,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,812 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:05,812 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:05,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,857 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:05,857 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:05,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:05,893 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:05,894 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:06,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,046 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:06,047 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:06,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,084 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:06,084 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:06,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:25:06,131 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:25:06,131 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:25:06,724 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 11 treesize of output 7 [2022-11-03 02:25:06,746 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 19 treesize of output 13 [2022-11-03 02:25:06,860 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 11 treesize of output 7 [2022-11-03 02:25:07,037 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 11 treesize of output 7 [2022-11-03 02:25:07,160 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 19 treesize of output 13 [2022-11-03 02:25:07,177 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 11 treesize of output 7 [2022-11-03 02:25:07,762 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 9 [2022-11-03 02:25:07,977 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 9 [2022-11-03 02:26:07,928 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 43 for LOIs [2022-11-03 02:26:07,939 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_bounded with input of size 2902 for LOIs [2022-11-03 02:26:22,560 INFO L197 IcfgInterpreter]: Interpreting procedure save_byte_from_array with input of size 208 for LOIs [2022-11-03 02:26:22,806 INFO L197 IcfgInterpreter]: Interpreting procedure aws_priority_queue_is_valid with input of size 696 for LOIs [2022-11-03 02:26:26,859 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_valid with input of size 728 for LOIs [2022-11-03 02:26:27,914 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:28,262 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:29,357 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 1060 treesize of output 1061 [2022-11-03 02:26:29,434 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1055 treesize of output 1058 [2022-11-03 02:26:30,398 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:30,809 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:32,769 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:32,799 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:32,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:32,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:32,958 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:26:32,959 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:34,471 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1060 treesize of output 1063 [2022-11-03 02:26:34,579 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 1057 treesize of output 1058 [2022-11-03 02:26:35,411 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:35,581 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:37,588 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:37,603 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:38,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:38,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:38,266 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:26:38,266 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:39,047 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:39,858 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1060 treesize of output 1063 [2022-11-03 02:26:39,932 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 1057 treesize of output 1058 [2022-11-03 02:26:40,487 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:40,919 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:26:42,238 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 726 for LOIs [2022-11-03 02:26:52,133 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 715 for LOIs [2022-11-03 02:26:53,102 INFO L197 IcfgInterpreter]: Interpreting procedure ensure_array_list_has_allocated_data_member with input of size 2970 for LOIs [2022-11-03 02:28:14,024 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:28:14,034 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:28:14,048 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:28:14,056 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:28:36,239 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 45 for LOIs [2022-11-03 02:28:36,243 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 43 for LOIs [2022-11-03 02:28:36,246 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:32:33,633 WARN L234 SmtUtils]: Spent 3.93m on a formula simplification. DAG size of input: 2832 DAG size of output: 2442 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)