./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f4db5fb03820aea666082345ea177387bf1c218ce33dad19402cb646ed5abf58 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 23:18:05,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:18:05,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:18:05,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:18:05,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:18:05,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:18:05,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:18:05,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:18:05,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:18:05,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:18:05,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:18:05,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:18:05,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:18:05,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:18:05,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:18:05,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:18:05,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:18:05,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:18:05,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:18:05,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:18:05,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:18:05,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:18:05,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:18:05,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:18:05,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:18:05,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:18:05,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:18:05,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:18:05,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:18:05,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:18:05,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:18:05,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:18:05,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:18:05,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:18:05,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:18:05,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:18:05,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:18:05,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:18:05,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:18:05,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:18:05,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:18:05,110 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 23:18:05,152 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:18:05,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:18:05,154 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:18:05,154 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:18:05,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:18:05,155 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:18:05,155 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:18:05,156 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:18:05,156 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:18:05,156 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:18:05,157 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:18:05,158 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:18:05,158 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:18:05,158 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:18:05,158 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:18:05,159 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:18:05,159 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:18:05,159 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:18:05,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:18:05,160 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:18:05,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:18:05,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:18:05,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:18:05,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:18:05,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:18:05,162 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:18:05,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:18:05,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:18:05,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:18:05,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:18:05,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:18:05,164 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:18:05,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:18:05,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:18:05,164 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:18:05,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:18:05,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:18:05,165 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:18:05,165 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_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4db5fb03820aea666082345ea177387bf1c218ce33dad19402cb646ed5abf58 [2022-11-25 23:18:05,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:18:05,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:18:05,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:18:05,476 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:18:05,477 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:18:05,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i [2022-11-25 23:18:08,721 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:18:09,358 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:18:09,359 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i [2022-11-25 23:18:09,401 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/data/a5f96d3a2/77ea20e2fc624c12ac1867a31eda6f1d/FLAG75763b89b [2022-11-25 23:18:09,425 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/data/a5f96d3a2/77ea20e2fc624c12ac1867a31eda6f1d [2022-11-25 23:18:09,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:18:09,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:18:09,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:18:09,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:18:09,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:18:09,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:18:09" (1/1) ... [2022-11-25 23:18:09,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33c9fb04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:09, skipping insertion in model container [2022-11-25 23:18:09,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:18:09" (1/1) ... [2022-11-25 23:18:09,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:18:09,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:18:09,835 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_4c4a2096-969f-491f-8380-5f0880fdd262/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4505,4518] [2022-11-25 23:18:09,844 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_4c4a2096-969f-491f-8380-5f0880fdd262/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4565,4578] [2022-11-25 23:18:11,036 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-25 23:18:11,129 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:11,156 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:11,174 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:11,175 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:11,176 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:11,177 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:11,179 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:11,188 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:11,218 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:11,222 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:11,223 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:11,225 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:11,331 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 23:18:11,331 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 23:18:11,332 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 23:18:11,339 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-11-25 23:18:11,344 WARN L623 FunctionHandler]: Unknown extern function htons [2022-11-25 23:18:11,345 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-11-25 23:18:11,517 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:11,688 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-11-25 23:18:11,689 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-25 23:18:11,691 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-25 23:18:11,692 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-25 23:18:11,693 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-25 23:18:11,694 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-25 23:18:11,695 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-25 23:18:11,695 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-25 23:18:11,696 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-25 23:18:11,697 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-25 23:18:11,697 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-25 23:18:11,878 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:11,880 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:11,881 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:11,882 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:11,907 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:11,929 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 23:18:11,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:18:11,964 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:18:11,978 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_4c4a2096-969f-491f-8380-5f0880fdd262/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4505,4518] [2022-11-25 23:18:11,979 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_4c4a2096-969f-491f-8380-5f0880fdd262/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4565,4578] [2022-11-25 23:18:12,009 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-25 23:18:12,014 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:12,020 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:12,023 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:12,023 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:12,024 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:12,024 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:12,025 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:12,027 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:12,032 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:12,032 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:12,033 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:12,034 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:12,041 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 23:18:12,041 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 23:18:12,042 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 23:18:12,045 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-11-25 23:18:12,047 WARN L623 FunctionHandler]: Unknown extern function htons [2022-11-25 23:18:12,047 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-11-25 23:18:12,049 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:12,069 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-11-25 23:18:12,070 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-25 23:18:12,071 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-25 23:18:12,072 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-25 23:18:12,073 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-25 23:18:12,074 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-25 23:18:12,074 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-25 23:18:12,075 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-25 23:18:12,075 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-25 23:18:12,076 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-25 23:18:12,076 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-25 23:18:12,102 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:12,108 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:12,109 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:12,110 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 23:18:12,116 WARN L623 FunctionHandler]: Unknown extern function my_memset [2022-11-25 23:18:12,147 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 23:18:12,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:18:12,368 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:18:12,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12 WrapperNode [2022-11-25 23:18:12,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:18:12,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:18:12,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:18:12,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:18:12,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (1/1) ... [2022-11-25 23:18:12,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (1/1) ... [2022-11-25 23:18:12,607 INFO L138 Inliner]: procedures = 689, calls = 1516, calls flagged for inlining = 52, calls inlined = 9, statements flattened = 741 [2022-11-25 23:18:12,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:18:12,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:18:12,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:18:12,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:18:12,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (1/1) ... [2022-11-25 23:18:12,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (1/1) ... [2022-11-25 23:18:12,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (1/1) ... [2022-11-25 23:18:12,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (1/1) ... [2022-11-25 23:18:12,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (1/1) ... [2022-11-25 23:18:12,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (1/1) ... [2022-11-25 23:18:12,728 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (1/1) ... [2022-11-25 23:18:12,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (1/1) ... [2022-11-25 23:18:12,751 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:18:12,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:18:12,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:18:12,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:18:12,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (1/1) ... [2022-11-25 23:18:12,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:18:12,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:18:12,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:18:12,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:18:12,848 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-25 23:18:12,848 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-25 23:18:12,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:18:12,849 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-25 23:18:12,849 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-25 23:18:12,850 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-25 23:18:12,851 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-25 23:18:12,851 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2022-11-25 23:18:12,851 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2022-11-25 23:18:12,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 23:18:12,851 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-25 23:18:12,852 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-25 23:18:12,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-25 23:18:12,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-25 23:18:12,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 23:18:12,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:18:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 23:18:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:18:12,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:18:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-25 23:18:12,854 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-25 23:18:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2022-11-25 23:18:12,855 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2022-11-25 23:18:12,855 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-25 23:18:12,855 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-25 23:18:12,855 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-11-25 23:18:12,855 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-11-25 23:18:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-25 23:18:12,856 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-25 23:18:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 23:18:12,856 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 23:18:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:18:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 23:18:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 23:18:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-25 23:18:12,857 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-25 23:18:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-25 23:18:12,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-25 23:18:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 23:18:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2022-11-25 23:18:12,858 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2022-11-25 23:18:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2022-11-25 23:18:12,858 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2022-11-25 23:18:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 23:18:13,176 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:18:13,179 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:18:14,462 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:18:14,775 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:18:14,775 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-25 23:18:14,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:18:14 BoogieIcfgContainer [2022-11-25 23:18:14,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:18:14,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:18:14,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:18:14,788 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:18:14,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:18:09" (1/3) ... [2022-11-25 23:18:14,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69402fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:18:14, skipping insertion in model container [2022-11-25 23:18:14,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:18:12" (2/3) ... [2022-11-25 23:18:14,793 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69402fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:18:14, skipping insertion in model container [2022-11-25 23:18:14,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:18:14" (3/3) ... [2022-11-25 23:18:14,795 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_dynamic_harness-1.i [2022-11-25 23:18:14,818 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:18:14,818 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 23:18:14,898 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:18:14,912 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;@574c9607, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:18:14,912 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 23:18:14,917 INFO L276 IsEmpty]: Start isEmpty. Operand has 162 states, 90 states have (on average 1.2222222222222223) internal successors, (110), 90 states have internal predecessors, (110), 56 states have call successors, (56), 16 states have call predecessors, (56), 16 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2022-11-25 23:18:14,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-25 23:18:14,930 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:18:14,931 INFO L195 NwaCegarLoop]: trace histogram [10, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:18:14,932 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:18:14,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:18:14,938 INFO L85 PathProgramCache]: Analyzing trace with hash -2089198329, now seen corresponding path program 1 times [2022-11-25 23:18:14,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:18:14,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395067701] [2022-11-25 23:18:14,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:18:14,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:18:15,348 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 23:18:15,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2072164216] [2022-11-25 23:18:15,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:18:15,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:18:15,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:18:15,354 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:18:15,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 23:18:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:18:16,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 2211 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-25 23:18:16,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:18:16,101 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-25 23:18:16,101 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:18:16,102 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:18:16,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395067701] [2022-11-25 23:18:16,102 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 23:18:16,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2072164216] [2022-11-25 23:18:16,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2072164216] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:18:16,104 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:18:16,104 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:18:16,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697439114] [2022-11-25 23:18:16,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:18:16,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-25 23:18:16,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:18:16,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-25 23:18:16,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 23:18:16,150 INFO L87 Difference]: Start difference. First operand has 162 states, 90 states have (on average 1.2222222222222223) internal successors, (110), 90 states have internal predecessors, (110), 56 states have call successors, (56), 16 states have call predecessors, (56), 16 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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) [2022-11-25 23:18:16,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:18:16,466 INFO L93 Difference]: Finished difference Result 305 states and 427 transitions. [2022-11-25 23:18:16,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-25 23:18:16,469 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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 82 [2022-11-25 23:18:16,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:18:16,481 INFO L225 Difference]: With dead ends: 305 [2022-11-25 23:18:16,481 INFO L226 Difference]: Without dead ends: 158 [2022-11-25 23:18:16,486 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 23:18:16,489 INFO L413 NwaCegarLoop]: 193 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:18:16,490 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 193 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 23:18:16,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2022-11-25 23:18:16,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2022-11-25 23:18:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 85 states have (on average 1.2) internal successors, (102), 87 states have internal predecessors, (102), 56 states have call successors, (56), 16 states have call predecessors, (56), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-25 23:18:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 212 transitions. [2022-11-25 23:18:16,554 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 212 transitions. Word has length 82 [2022-11-25 23:18:16,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:18:16,556 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 212 transitions. [2022-11-25 23:18:16,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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) [2022-11-25 23:18:16,557 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 212 transitions. [2022-11-25 23:18:16,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-25 23:18:16,561 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:18:16,561 INFO L195 NwaCegarLoop]: trace histogram [12, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:18:16,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 23:18:16,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-25 23:18:16,772 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:18:16,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:18:16,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1775986282, now seen corresponding path program 1 times [2022-11-25 23:18:16,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:18:16,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102887292] [2022-11-25 23:18:16,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:18:16,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:18:16,953 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 23:18:16,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1755562237] [2022-11-25 23:18:16,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:18:16,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:18:16,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:18:16,955 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:18:16,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 23:18:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:18:17,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 2359 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 23:18:17,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:18:17,675 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-25 23:18:17,676 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:18:17,676 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:18:17,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102887292] [2022-11-25 23:18:17,676 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 23:18:17,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1755562237] [2022-11-25 23:18:17,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1755562237] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:18:17,677 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:18:17,677 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 23:18:17,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872764095] [2022-11-25 23:18:17,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:18:17,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 23:18:17,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:18:17,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 23:18:17,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 23:18:17,681 INFO L87 Difference]: Start difference. First operand 158 states and 212 transitions. Second operand has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) [2022-11-25 23:18:18,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:18:18,310 INFO L93 Difference]: Finished difference Result 300 states and 397 transitions. [2022-11-25 23:18:18,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:18:18,311 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) Word has length 108 [2022-11-25 23:18:18,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:18:18,314 INFO L225 Difference]: With dead ends: 300 [2022-11-25 23:18:18,315 INFO L226 Difference]: Without dead ends: 158 [2022-11-25 23:18:18,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:18:18,318 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 8 mSDsluCounter, 718 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 902 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:18:18,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 902 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-25 23:18:18,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2022-11-25 23:18:18,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2022-11-25 23:18:18,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 85 states have (on average 1.188235294117647) internal successors, (101), 87 states have internal predecessors, (101), 56 states have call successors, (56), 16 states have call predecessors, (56), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-25 23:18:18,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 211 transitions. [2022-11-25 23:18:18,363 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 211 transitions. Word has length 108 [2022-11-25 23:18:18,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:18:18,364 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 211 transitions. [2022-11-25 23:18:18,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) [2022-11-25 23:18:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 211 transitions. [2022-11-25 23:18:18,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-25 23:18:18,371 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:18:18,371 INFO L195 NwaCegarLoop]: trace histogram [12, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:18:18,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 23:18:18,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:18:18,583 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:18:18,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:18:18,584 INFO L85 PathProgramCache]: Analyzing trace with hash -245390746, now seen corresponding path program 1 times [2022-11-25 23:18:18,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:18:18,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575858462] [2022-11-25 23:18:18,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:18:18,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:18:18,742 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 23:18:18,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1133144114] [2022-11-25 23:18:18,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:18:18,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:18:18,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:18:18,746 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:18:18,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 23:18:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:18:19,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 2373 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-25 23:18:19,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:18:19,506 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-11-25 23:18:19,507 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:18:19,507 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:18:19,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575858462] [2022-11-25 23:18:19,507 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 23:18:19,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1133144114] [2022-11-25 23:18:19,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1133144114] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:18:19,508 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:18:19,508 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:18:19,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833978845] [2022-11-25 23:18:19,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:18:19,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:18:19,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:18:19,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:18:19,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:18:19,511 INFO L87 Difference]: Start difference. First operand 158 states and 211 transitions. Second operand has 5 states, 4 states have (on average 11.5) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2022-11-25 23:18:20,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:18:20,385 INFO L93 Difference]: Finished difference Result 297 states and 395 transitions. [2022-11-25 23:18:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:18:20,387 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 11.5) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) Word has length 110 [2022-11-25 23:18:20,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:18:20,390 INFO L225 Difference]: With dead ends: 297 [2022-11-25 23:18:20,390 INFO L226 Difference]: Without dead ends: 159 [2022-11-25 23:18:20,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:18:20,393 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 5 mSDsluCounter, 539 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 723 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-25 23:18:20,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 723 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-25 23:18:20,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-25 23:18:20,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2022-11-25 23:18:20,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 86 states have (on average 1.186046511627907) internal successors, (102), 88 states have internal predecessors, (102), 56 states have call successors, (56), 16 states have call predecessors, (56), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-25 23:18:20,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 212 transitions. [2022-11-25 23:18:20,433 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 212 transitions. Word has length 110 [2022-11-25 23:18:20,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:18:20,433 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 212 transitions. [2022-11-25 23:18:20,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 11.5) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2022-11-25 23:18:20,434 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 212 transitions. [2022-11-25 23:18:20,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-25 23:18:20,436 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:18:20,436 INFO L195 NwaCegarLoop]: trace histogram [12, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:18:20,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 23:18:20,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:18:20,654 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:18:20,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:18:20,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1756706302, now seen corresponding path program 1 times [2022-11-25 23:18:20,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:18:20,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847984668] [2022-11-25 23:18:20,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:18:20,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:18:20,755 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 23:18:20,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [27074278] [2022-11-25 23:18:20,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:18:20,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:18:20,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:18:20,757 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:18:20,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4a2096-969f-491f-8380-5f0880fdd262/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 23:18:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:18:21,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 2411 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-25 23:18:21,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:18:21,811 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2022-11-25 23:18:21,816 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:18:22,371 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-25 23:18:22,371 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:18:22,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847984668] [2022-11-25 23:18:22,372 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 23:18:22,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27074278] [2022-11-25 23:18:22,372 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [27074278] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:18:22,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1462007977] [2022-11-25 23:18:22,402 INFO L159 IcfgInterpreter]: Started Sifa with 68 locations of interest [2022-11-25 23:18:22,402 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 23:18:22,412 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 23:18:22,419 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 23:18:22,419 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 23:18:26,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:18:26,564 INFO L217 Elim1Store]: Index analysis took 484 ms [2022-11-25 23:18:58,226 WARN L233 SmtUtils]: Spent 31.57s on a formula simplification. DAG size of input: 2150 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 23:18:58,233 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-11-25 23:18:58,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 198 select indices, 198 select index equivalence classes, 19308 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 390 case distinctions, treesize of input 997 treesize of output 2365 [2022-11-25 23:19:02,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:19:02,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 196 select indices, 196 select index equivalence classes, 19307 disjoint index pairs (out of 19110 index pairs), introduced 196 new quantified variables, introduced 0 case distinctions, treesize of input 987 treesize of output 1574 [2022-11-25 23:20:27,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:20:27,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:20:28,121 INFO L217 Elim1Store]: Index analysis took 375 ms [2022-11-25 23:20:45,800 WARN L233 SmtUtils]: Spent 17.63s on a formula simplification. DAG size of input: 1767 DAG size of output: 1179 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 23:20:45,803 INFO L321 Elim1Store]: treesize reduction 1960, result has 47.4 percent of original size [2022-11-25 23:20:45,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19309 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 196 case distinctions, treesize of input 992 treesize of output 2366 [2022-11-25 23:20:50,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:20:50,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:20:51,074 INFO L217 Elim1Store]: Index analysis took 709 ms [2022-11-25 23:21:21,345 WARN L233 SmtUtils]: Spent 30.23s on a formula simplification. DAG size of input: 2161 DAG size of output: 1179 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 23:21:21,348 INFO L321 Elim1Store]: treesize reduction 3528, result has 33.3 percent of original size [2022-11-25 23:21:21,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19505 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 392 case distinctions, treesize of input 1002 treesize of output 2377 [2022-11-25 23:22:59,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 23:22:59,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 23:22:59,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 23:22:59,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 23:22:59,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 23:22:59,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 23:23:04,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,254 INFO L217 Elim1Store]: Index analysis took 119 ms [2022-11-25 23:23:04,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 53 select indices, 53 select index equivalence classes, 1045 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 160 [2022-11-25 23:23:04,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:04,980 INFO L217 Elim1Store]: Index analysis took 131 ms [2022-11-25 23:23:05,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-25 23:23:05,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:05,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:05,788 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 [2022-11-25 23:23:06,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:06,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:06,542 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 [2022-11-25 23:23:07,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:07,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:07,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:07,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:07,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:07,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:07,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:07,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-25 23:23:23,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:23,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:23,637 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 [2022-11-25 23:23:24,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:24,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:24,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:24,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:24,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:24,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:24,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:24,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-25 23:23:25,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,291 INFO L217 Elim1Store]: Index analysis took 113 ms [2022-11-25 23:23:25,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-25 23:23:25,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:25,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 53 select indices, 53 select index equivalence classes, 1045 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 160 [2022-11-25 23:23:26,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:26,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:23:26,370 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 [2022-11-25 23:23:37,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 23:23:37,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-25 23:23:38,963 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 23:23:39,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 23:23:41,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 23:23:41,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 23:24:07,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 23:24:07,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 23:24:07,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 23:24:07,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:24:07,759 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 [2022-11-25 23:24:10,023 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 [2022-11-25 23:24:10,030 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 [2022-11-25 23:24:10,038 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 [2022-11-25 23:24:10,058 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 [2022-11-25 23:24:10,092 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 [2022-11-25 23:24:10,096 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 [2022-11-25 23:24:10,139 INFO L321 Elim1Store]: treesize reduction 127, result has 18.1 percent of original size [2022-11-25 23:24:10,140 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 [2022-11-25 23:24:10,163 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 [2022-11-25 23:24:10,187 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 57 treesize of output 1 [2022-11-25 23:24:10,194 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 57 treesize of output 1 [2022-11-25 23:24:10,199 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 [2022-11-25 23:24:10,206 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 [2022-11-25 23:24:11,398 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-25 23:24:11,544 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 9 treesize of output 5 [2022-11-25 23:24:11,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-25 23:24:15,115 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 9 treesize of output 5 [2022-11-25 23:24:15,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-25 23:24:15,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-25 23:24:44,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:24:44,505 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-25 23:24:44,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:24:44,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-11-25 23:24:47,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:24:47,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-25 23:24:47,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:24:47,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 23:24:50,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:24:50,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-25 23:24:50,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:24:50,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 23:25:06,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:25:06,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-11-25 23:25:06,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:25:06,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-11-25 23:25:06,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:25:06,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:25:06,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:25:06,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2022-11-25 23:25:07,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:25:07,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 9 [2022-11-25 23:26:20,444 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 2808 for LOIs [2022-11-25 23:26:26,399 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 62 for LOIs [2022-11-25 23:26:26,441 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 3731 for LOIs [2022-11-25 23:28:29,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 23:28:29,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 23:28:29,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 23:28:29,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 23:29:02,696 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 3692 for LOIs [2022-11-25 23:29:18,009 INFO L197 IcfgInterpreter]: Interpreting procedure my_memset with input of size 1230 for LOIs [2022-11-25 23:29:37,063 INFO L197 IcfgInterpreter]: Interpreting procedure memset_impl with input of size 1230 for LOIs [2022-11-25 23:29:56,307 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 [2022-11-25 23:29:56,320 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 [2022-11-25 23:29:56,336 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 [2022-11-25 23:29:56,367 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 [2022-11-25 23:29:56,431 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 [2022-11-25 23:29:56,444 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 [2022-11-25 23:29:56,473 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 [2022-11-25 23:29:56,487 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 [2022-11-25 23:30:01,987 INFO L197 IcfgInterpreter]: Interpreting procedure bounded_malloc with input of size 681 for LOIs [2022-11-25 23:30:05,867 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 71 for LOIs [2022-11-25 23:30:05,878 INFO L197 IcfgInterpreter]: Interpreting procedure nondet_size_t with input of size 70 for LOIs [2022-11-25 23:30:05,886 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-25 23:32:36,942 WARN L233 SmtUtils]: Spent 2.50m on a formula simplification. DAG size of input: 2808 DAG size of output: 2420 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)