./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh --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 23ef598a219073b4e1ea2c3302ab5b9fcd0bd41db1d8d7141c8967f07530c02d --- 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-2329fc7 [2022-12-14 14:09:36,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:09:36,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:09:36,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:09:36,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:09:36,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:09:36,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:09:36,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:09:36,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:09:36,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:09:36,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:09:36,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:09:36,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:09:36,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:09:36,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:09:36,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:09:36,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:09:36,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:09:36,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:09:36,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:09:36,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:09:36,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:09:36,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:09:36,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:09:36,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:09:36,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:09:36,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:09:36,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:09:36,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:09:36,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:09:36,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:09:36,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:09:36,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:09:36,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:09:36,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:09:36,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:09:36,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:09:36,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:09:36,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:09:36,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:09:36,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:09:36,144 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 14:09:36,167 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:09:36,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:09:36,167 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:09:36,167 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:09:36,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:09:36,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:09:36,168 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:09:36,169 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:09:36,169 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:09:36,169 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 14:09:36,169 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:09:36,169 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:09:36,169 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 14:09:36,170 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 14:09:36,170 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:09:36,170 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 14:09:36,170 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 14:09:36,170 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 14:09:36,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:09:36,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 14:09:36,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:09:36,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:09:36,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:09:36,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:09:36,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:09:36,172 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:09:36,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:09:36,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:09:36,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:09:36,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:09:36,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:09:36,173 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 14:09:36,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:09:36,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:09:36,173 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 14:09:36,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 14:09:36,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:09:36,174 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:09:36,174 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_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23ef598a219073b4e1ea2c3302ab5b9fcd0bd41db1d8d7141c8967f07530c02d [2022-12-14 14:09:36,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:09:36,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:09:36,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:09:36,390 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:09:36,390 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:09:36,391 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2022-12-14 14:09:38,918 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:09:39,267 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:09:39,268 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2022-12-14 14:09:39,293 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/data/a12e77493/a64f65136166493e9510f2b3243ddc79/FLAG7276f024c [2022-12-14 14:09:39,490 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/data/a12e77493/a64f65136166493e9510f2b3243ddc79 [2022-12-14 14:09:39,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:09:39,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:09:39,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:09:39,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:09:39,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:09:39,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:09:39" (1/1) ... [2022-12-14 14:09:39,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5150876d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:39, skipping insertion in model container [2022-12-14 14:09:39,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:09:39" (1/1) ... [2022-12-14 14:09:39,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:09:39,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:09:39,774 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4504,4517] [2022-12-14 14:09:39,780 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4564,4577] [2022-12-14 14:09:40,457 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-12-14 14:09:40,498 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:40,507 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:40,512 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:40,512 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:40,512 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:40,513 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:40,514 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:40,517 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:40,522 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:40,523 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:40,524 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:40,524 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:40,594 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:09:40,594 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:09:40,595 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:09:40,598 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-12-14 14:09:40,599 WARN L623 FunctionHandler]: Unknown extern function htons [2022-12-14 14:09:40,599 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-12-14 14:09:40,706 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:40,810 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-14 14:09:40,811 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-12-14 14:09:40,811 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-12-14 14:09:40,812 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-12-14 14:09:40,813 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-12-14 14:09:40,814 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-12-14 14:09:40,814 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-12-14 14:09:40,815 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-12-14 14:09:40,815 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-12-14 14:09:40,815 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-12-14 14:09:40,816 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-12-14 14:09:40,932 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:40,933 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:40,934 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:40,934 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:40,963 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:40,982 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 14:09:40,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:09:41,009 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 14:09:41,018 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4504,4517] [2022-12-14 14:09:41,019 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4564,4577] [2022-12-14 14:09:41,040 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-12-14 14:09:41,044 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:41,047 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:41,050 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:41,050 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:41,050 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:41,051 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:41,051 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:41,053 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:41,056 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:41,056 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:41,057 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:41,057 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:41,061 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:09:41,062 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:09:41,062 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:09:41,064 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-12-14 14:09:41,065 WARN L623 FunctionHandler]: Unknown extern function htons [2022-12-14 14:09:41,065 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-12-14 14:09:41,067 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:41,079 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-14 14:09:41,079 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-12-14 14:09:41,080 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-12-14 14:09:41,081 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-12-14 14:09:41,081 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-12-14 14:09:41,082 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-12-14 14:09:41,082 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-12-14 14:09:41,082 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-12-14 14:09:41,083 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-12-14 14:09:41,083 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-12-14 14:09:41,083 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-12-14 14:09:41,103 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:41,104 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:41,105 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:41,105 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:09:41,110 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-12-14 14:09:41,118 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 14:09:41,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:09:41,267 INFO L208 MainTranslator]: Completed translation [2022-12-14 14:09:41,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41 WrapperNode [2022-12-14 14:09:41,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 14:09:41,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 14:09:41,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 14:09:41,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 14:09:41,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,349 INFO L138 Inliner]: procedures = 689, calls = 1508, calls flagged for inlining = 54, calls inlined = 9, statements flattened = 652 [2022-12-14 14:09:41,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 14:09:41,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 14:09:41,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 14:09:41,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 14:09:41,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,387 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 14:09:41,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 14:09:41,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 14:09:41,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 14:09:41,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:09:41,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:09:41,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 14:09:41,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 14:09:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-12-14 14:09:41,457 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-12-14 14:09:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 14:09:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-12-14 14:09:41,457 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-12-14 14:09:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 14:09:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-12-14 14:09:41,458 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-12-14 14:09:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 14:09:41,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 14:09:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 14:09:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 14:09:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 14:09:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 14:09:41,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 14:09:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-12-14 14:09:41,459 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-12-14 14:09:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-12-14 14:09:41,459 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-12-14 14:09:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-12-14 14:09:41,459 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-12-14 14:09:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 14:09:41,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 14:09:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 14:09:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 14:09:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 14:09:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-12-14 14:09:41,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-12-14 14:09:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-12-14 14:09:41,460 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-12-14 14:09:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 14:09:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2022-12-14 14:09:41,461 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2022-12-14 14:09:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2022-12-14 14:09:41,461 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2022-12-14 14:09:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 14:09:41,651 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 14:09:41,654 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 14:09:42,282 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:09:42,421 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:09:42,421 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 14:09:42,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:09:42 BoogieIcfgContainer [2022-12-14 14:09:42,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:09:42,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:09:42,426 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:09:42,429 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:09:42,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 02:09:39" (1/3) ... [2022-12-14 14:09:42,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ffb85f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:09:42, skipping insertion in model container [2022-12-14 14:09:42,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (2/3) ... [2022-12-14 14:09:42,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ffb85f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:09:42, skipping insertion in model container [2022-12-14 14:09:42,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:09:42" (3/3) ... [2022-12-14 14:09:42,431 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_static_harness.i [2022-12-14 14:09:42,446 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:09:42,447 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 14:09:42,483 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:09:42,487 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;@5fa841c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:09:42,487 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 14:09:42,490 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 62 states have internal predecessors, (75), 39 states have call successors, (39), 12 states have call predecessors, (39), 12 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2022-12-14 14:09:42,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 14:09:42,497 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:09:42,498 INFO L195 NwaCegarLoop]: trace histogram [13, 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] [2022-12-14 14:09:42,499 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:09:42,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:09:42,502 INFO L85 PathProgramCache]: Analyzing trace with hash -126463248, now seen corresponding path program 1 times [2022-12-14 14:09:42,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:09:42,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140704765] [2022-12-14 14:09:42,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:42,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:09:42,717 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:09:42,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2014344317] [2022-12-14 14:09:42,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:42,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:09:42,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:09:42,719 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:09:42,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 14:09:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:09:43,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 2238 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 14:09:43,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:09:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-14 14:09:43,188 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:09:43,188 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:09:43,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140704765] [2022-12-14 14:09:43,189 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:09:43,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2014344317] [2022-12-14 14:09:43,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2014344317] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:09:43,189 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:09:43,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 14:09:43,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228642258] [2022-12-14 14:09:43,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:09:43,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-14 14:09:43,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:09:43,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-14 14:09:43,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 14:09:43,224 INFO L87 Difference]: Start difference. First operand has 114 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 62 states have internal predecessors, (75), 39 states have call successors, (39), 12 states have call predecessors, (39), 12 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 14:09:43,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:09:43,340 INFO L93 Difference]: Finished difference Result 210 states and 288 transitions. [2022-12-14 14:09:43,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-14 14:09:43,343 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 78 [2022-12-14 14:09:43,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:09:43,352 INFO L225 Difference]: With dead ends: 210 [2022-12-14 14:09:43,352 INFO L226 Difference]: Without dead ends: 111 [2022-12-14 14:09:43,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 14:09:43,359 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:09:43,360 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:09:43,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2022-12-14 14:09:43,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2022-12-14 14:09:43,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 59 states have (on average 1.1694915254237288) internal successors, (69), 60 states have internal predecessors, (69), 39 states have call successors, (39), 12 states have call predecessors, (39), 12 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2022-12-14 14:09:43,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 146 transitions. [2022-12-14 14:09:43,411 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 146 transitions. Word has length 78 [2022-12-14 14:09:43,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:09:43,412 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 146 transitions. [2022-12-14 14:09:43,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 14:09:43,413 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 146 transitions. [2022-12-14 14:09:43,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 14:09:43,416 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:09:43,416 INFO L195 NwaCegarLoop]: trace histogram [14, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:09:43,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 14:09:43,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-12-14 14:09:43,619 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:09:43,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:09:43,622 INFO L85 PathProgramCache]: Analyzing trace with hash -208170645, now seen corresponding path program 1 times [2022-12-14 14:09:43,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:09:43,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080135752] [2022-12-14 14:09:43,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:43,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:09:43,816 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:09:43,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2011558835] [2022-12-14 14:09:43,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:43,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:09:43,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:09:43,817 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:09:43,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 14:09:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:09:44,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 2312 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 14:09:44,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:09:44,361 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-12-14 14:09:44,361 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:09:44,361 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:09:44,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080135752] [2022-12-14 14:09:44,361 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:09:44,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2011558835] [2022-12-14 14:09:44,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2011558835] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:09:44,362 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:09:44,362 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 14:09:44,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740683080] [2022-12-14 14:09:44,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:09:44,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 14:09:44,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:09:44,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 14:09:44,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-14 14:09:44,365 INFO L87 Difference]: Start difference. First operand 111 states and 146 transitions. Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 5 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2022-12-14 14:09:45,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:09:45,285 INFO L93 Difference]: Finished difference Result 182 states and 235 transitions. [2022-12-14 14:09:45,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 14:09:45,286 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 5 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) Word has length 91 [2022-12-14 14:09:45,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:09:45,289 INFO L225 Difference]: With dead ends: 182 [2022-12-14 14:09:45,289 INFO L226 Difference]: Without dead ends: 113 [2022-12-14 14:09:45,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-12-14 14:09:45,291 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 47 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-14 14:09:45,292 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 553 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-14 14:09:45,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2022-12-14 14:09:45,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2022-12-14 14:09:45,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 60 states have (on average 1.1666666666666667) internal successors, (70), 62 states have internal predecessors, (70), 39 states have call successors, (39), 12 states have call predecessors, (39), 13 states have return successors, (40), 38 states have call predecessors, (40), 38 states have call successors, (40) [2022-12-14 14:09:45,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 149 transitions. [2022-12-14 14:09:45,309 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 149 transitions. Word has length 91 [2022-12-14 14:09:45,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:09:45,310 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 149 transitions. [2022-12-14 14:09:45,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 5 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2022-12-14 14:09:45,311 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 149 transitions. [2022-12-14 14:09:45,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 14:09:45,313 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:09:45,313 INFO L195 NwaCegarLoop]: trace histogram [14, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:09:45,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 14:09:45,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-12-14 14:09:45,514 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:09:45,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:09:45,515 INFO L85 PathProgramCache]: Analyzing trace with hash -1353376586, now seen corresponding path program 1 times [2022-12-14 14:09:45,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:09:45,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102790703] [2022-12-14 14:09:45,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:45,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:09:45,590 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:09:45,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1059057105] [2022-12-14 14:09:45,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:45,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:09:45,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:09:45,592 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:09:45,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 14:09:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:09:45,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 2444 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 14:09:45,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:09:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-12-14 14:09:46,007 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:09:46,007 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:09:46,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102790703] [2022-12-14 14:09:46,007 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:09:46,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059057105] [2022-12-14 14:09:46,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1059057105] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:09:46,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:09:46,008 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 14:09:46,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683877271] [2022-12-14 14:09:46,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:09:46,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 14:09:46,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:09:46,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 14:09:46,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:09:46,010 INFO L87 Difference]: Start difference. First operand 113 states and 149 transitions. Second operand has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2022-12-14 14:09:46,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:09:46,753 INFO L93 Difference]: Finished difference Result 201 states and 261 transitions. [2022-12-14 14:09:46,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 14:09:46,753 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 100 [2022-12-14 14:09:46,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:09:46,755 INFO L225 Difference]: With dead ends: 201 [2022-12-14 14:09:46,755 INFO L226 Difference]: Without dead ends: 113 [2022-12-14 14:09:46,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 14:09:46,757 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 8 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-14 14:09:46,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 609 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-14 14:09:46,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2022-12-14 14:09:46,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2022-12-14 14:09:46,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 60 states have (on average 1.15) internal successors, (69), 62 states have internal predecessors, (69), 39 states have call successors, (39), 12 states have call predecessors, (39), 13 states have return successors, (40), 38 states have call predecessors, (40), 38 states have call successors, (40) [2022-12-14 14:09:46,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 148 transitions. [2022-12-14 14:09:46,770 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 148 transitions. Word has length 100 [2022-12-14 14:09:46,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:09:46,771 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 148 transitions. [2022-12-14 14:09:46,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2022-12-14 14:09:46,771 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 148 transitions. [2022-12-14 14:09:46,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-14 14:09:46,773 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:09:46,773 INFO L195 NwaCegarLoop]: trace histogram [14, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:09:46,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 14:09:46,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:09:46,975 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:09:46,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:09:46,977 INFO L85 PathProgramCache]: Analyzing trace with hash 2104779157, now seen corresponding path program 1 times [2022-12-14 14:09:46,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:09:46,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288050130] [2022-12-14 14:09:46,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:46,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:09:47,048 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:09:47,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1816357041] [2022-12-14 14:09:47,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:47,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:09:47,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:09:47,049 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:09:47,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 14:09:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:09:47,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 2451 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 14:09:47,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:09:47,476 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-12-14 14:09:47,476 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:09:47,476 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:09:47,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288050130] [2022-12-14 14:09:47,476 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:09:47,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1816357041] [2022-12-14 14:09:47,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1816357041] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:09:47,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:09:47,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:09:47,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154441615] [2022-12-14 14:09:47,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:09:47,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:09:47,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:09:47,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:09:47,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:09:47,478 INFO L87 Difference]: Start difference. First operand 113 states and 148 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-14 14:09:47,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:09:47,780 INFO L93 Difference]: Finished difference Result 202 states and 262 transitions. [2022-12-14 14:09:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:09:47,781 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 101 [2022-12-14 14:09:47,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:09:47,782 INFO L225 Difference]: With dead ends: 202 [2022-12-14 14:09:47,782 INFO L226 Difference]: Without dead ends: 114 [2022-12-14 14:09:47,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:09:47,783 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 14:09:47,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 253 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 14:09:47,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2022-12-14 14:09:47,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2022-12-14 14:09:47,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 63 states have internal predecessors, (70), 39 states have call successors, (39), 12 states have call predecessors, (39), 13 states have return successors, (40), 38 states have call predecessors, (40), 38 states have call successors, (40) [2022-12-14 14:09:47,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 149 transitions. [2022-12-14 14:09:47,791 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 149 transitions. Word has length 101 [2022-12-14 14:09:47,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:09:47,791 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 149 transitions. [2022-12-14 14:09:47,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-14 14:09:47,791 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 149 transitions. [2022-12-14 14:09:47,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-12-14 14:09:47,792 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:09:47,793 INFO L195 NwaCegarLoop]: trace histogram [14, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:09:47,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 14:09:47,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:09:47,994 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:09:47,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:09:47,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1639454731, now seen corresponding path program 1 times [2022-12-14 14:09:47,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:09:47,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54879907] [2022-12-14 14:09:47,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:47,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:09:48,050 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:09:48,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1115301513] [2022-12-14 14:09:48,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:48,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:09:48,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:09:48,052 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:09:48,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24667378-f0d3-43c8-8c8b-e45f17504b33/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 14:09:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:09:48,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 2470 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 14:09:48,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:09:48,558 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 104 proven. 1 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-12-14 14:09:48,558 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:09:48,861 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2022-12-14 14:09:48,861 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:09:48,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54879907] [2022-12-14 14:09:48,861 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:09:48,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115301513] [2022-12-14 14:09:48,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115301513] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:09:48,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1821958828] [2022-12-14 14:09:48,879 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2022-12-14 14:09:48,879 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:09:48,882 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:09:48,886 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:09:48,886 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:09:51,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:09:51,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:09:51,825 INFO L217 Elim1Store]: Index analysis took 429 ms [2022-12-14 14:10:17,685 WARN L233 SmtUtils]: Spent 25.79s on a formula simplification. DAG size of input: 2546 DAG size of output: 1371 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 14:10:17,689 INFO L321 Elim1Store]: treesize reduction 4501, result has 34.2 percent of original size [2022-12-14 14:10:17,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 196 select indices, 196 select index equivalence classes, 19114 disjoint index pairs (out of 19110 index pairs), introduced 196 new quantified variables, introduced 196 case distinctions, treesize of input 990 treesize of output 2942 [2022-12-14 14:10:21,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:21,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:23,371 INFO L217 Elim1Store]: Index analysis took 2949 ms [2022-12-14 14:11:17,186 WARN L233 SmtUtils]: Spent 53.77s on a formula simplification. DAG size of input: 3135 DAG size of output: 1567 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 14:11:17,190 INFO L321 Elim1Store]: treesize reduction 7432, result has 25.5 percent of original size [2022-12-14 14:11:17,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19310 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 588 case distinctions, treesize of input 1009 treesize of output 3157 [2022-12-14 14:12:58,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 14:12:58,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 14:12:58,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 14:12:58,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 14:12:58,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 14:12:58,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 14:13:02,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:02,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:02,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:02,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:02,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:02,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:02,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:02,595 INFO L217 Elim1Store]: Index analysis took 157 ms [2022-12-14 14:13:02,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-12-14 14:13:03,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:03,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:03,177 INFO L350 Elim1Store]: Elim1 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 [2022-12-14 14:13:03,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:03,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:03,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:03,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:03,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-12-14 14:13:04,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19505 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 [2022-12-14 14:13:04,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:04,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:05,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 53 select indices, 53 select index equivalence classes, 1045 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 160 [2022-12-14 14:13:19,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 53 select indices, 53 select index equivalence classes, 1045 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 160 [2022-12-14 14:13:19,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:19,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-12-14 14:13:20,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:20,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:20,349 INFO L350 Elim1Store]: Elim1 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 [2022-12-14 14:13:20,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:20,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:20,900 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19505 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 [2022-12-14 14:13:21,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:21,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:21,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:21,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:21,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:21,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:21,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:13:21,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-12-14 14:13:31,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 14:13:31,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:13:32,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:13:32,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:13:34,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:13:35,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:14:06,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:14:06,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 198 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 38 [2022-12-14 14:14:06,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 14:14:07,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 14:14:07,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 14:14:08,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2022-12-14 14:14:08,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:14:08,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:14:08,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:14:09,032 INFO L321 Elim1Store]: treesize reduction 127, result has 18.1 percent of original size [2022-12-14 14:14:09,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 205 treesize of output 204 [2022-12-14 14:14:09,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:14:09,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:14:09,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:14:09,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:14:09,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:14:09,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:14:09,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2022-12-14 14:14:10,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 14:14:10,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 197 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2022-12-14 14:14:10,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 14:14:13,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 14:14:13,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 14:14:13,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 197 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2022-12-14 14:14:39,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 14:14:39,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 14:14:39,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 14:14:39,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 14:14:41,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:14:42,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 14:14:42,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-12-14 14:14:42,495 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 14:14:44,884 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 14:14:45,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 14:14:45,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:14:45,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-12-14 14:14:56,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 23 treesize of output 28 [2022-12-14 14:14:56,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 29 treesize of output 19 [2022-12-14 14:14:56,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:14:56,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 33 [2022-12-14 14:14:57,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 23 treesize of output 28 [2022-12-14 14:14:58,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 14:14:58,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 14:14:58,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:14:58,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:14:58,639 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 14:14:58,639 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-12-14 14:14:58,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:14:58,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:14:58,687 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 14:14:58,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-12-14 14:14:58,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 14:15:00,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 12 [2022-12-14 14:15:00,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 14:15:00,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:15:00,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:15:01,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 14:15:04,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 14:15:04,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 14:15:04,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 12 [2022-12-14 14:15:05,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:15:05,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:16:00,733 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 43 for LOIs [2022-12-14 14:16:00,741 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_valid with input of size 755 for LOIs [2022-12-14 14:16:02,400 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-14 14:16:02,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-12-14 14:16:02,418 INFO L321 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-12-14 14:16:02,419 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-12-14 14:16:03,495 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-14 14:16:03,495 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-12-14 14:16:03,514 INFO L321 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-12-14 14:16:03,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-12-14 14:16:04,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 14:16:05,206 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-14 14:16:05,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-12-14 14:16:05,225 INFO L321 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-12-14 14:16:05,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-12-14 14:16:06,490 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 49 for LOIs [2022-12-14 14:16:06,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 14:16:06,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 14:16:06,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 14:16:06,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 14:16:06,622 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 49 for LOIs [2022-12-14 14:16:06,633 INFO L197 IcfgInterpreter]: Interpreting procedure my_memset with input of size 1134 for LOIs [2022-12-14 14:16:16,745 INFO L197 IcfgInterpreter]: Interpreting procedure memset_impl with input of size 1130 for LOIs [2022-12-14 14:16:40,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:16:40,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:16:40,173 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-12-14 14:16:40,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2022-12-14 14:16:43,382 INFO L197 IcfgInterpreter]: Interpreting procedure bounded_malloc with input of size 683 for LOIs [2022-12-14 14:16:47,005 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 711 for LOIs [2022-12-14 14:16:47,743 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:19:37,626 WARN L233 SmtUtils]: Spent 2.82m on a formula simplification. DAG size of input: 3210 DAG size of output: 2428 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:23:33,733 WARN L233 SmtUtils]: Spent 3.90m on a formula simplification. DAG size of input: 3233 DAG size of output: 2443 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)