./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 23ef598a219073b4e1ea2c3302ab5b9fcd0bd41db1d8d7141c8967f07530c02d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:41:11,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:41:11,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:41:12,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:41:12,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:41:12,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:41:12,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:41:12,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:41:12,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:41:12,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:41:12,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:41:12,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:41:12,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:41:12,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:41:12,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:41:12,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:41:12,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:41:12,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:41:12,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:41:12,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:41:12,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:41:12,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:41:12,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:41:12,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:41:12,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:41:12,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:41:12,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:41:12,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:41:12,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:41:12,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:41:12,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:41:12,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:41:12,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:41:12,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:41:12,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:41:12,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:41:12,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:41:12,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:41:12,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:41:12,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:41:12,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:41:12,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:41:12,084 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:41:12,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:41:12,085 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:41:12,086 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:41:12,086 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:41:12,087 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:41:12,087 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:41:12,087 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:41:12,088 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:41:12,088 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:41:12,088 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:41:12,088 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:41:12,089 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:41:12,089 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:41:12,089 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:41:12,089 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:41:12,090 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:41:12,090 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:41:12,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:41:12,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:41:12,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:41:12,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:41:12,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:41:12,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:41:12,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:41:12,093 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:41:12,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:41:12,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:41:12,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:41:12,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:41:12,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:41:12,094 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:41:12,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:41:12,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:41:12,095 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:41:12,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:41:12,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:41:12,096 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:41:12,096 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_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23ef598a219073b4e1ea2c3302ab5b9fcd0bd41db1d8d7141c8967f07530c02d [2022-11-19 07:41:12,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:41:12,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:41:12,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:41:12,475 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:41:12,476 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:41:12,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2022-11-19 07:41:12,568 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/data/d5ce8b2a7/dfd94eeb6b2d464d81a53f13473d87a7/FLAG9a640efc6 [2022-11-19 07:41:13,573 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:41:13,574 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2022-11-19 07:41:13,616 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/data/d5ce8b2a7/dfd94eeb6b2d464d81a53f13473d87a7/FLAG9a640efc6 [2022-11-19 07:41:14,070 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/data/d5ce8b2a7/dfd94eeb6b2d464d81a53f13473d87a7 [2022-11-19 07:41:14,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:41:14,078 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:41:14,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:41:14,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:41:14,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:41:14,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:14" (1/1) ... [2022-11-19 07:41:14,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c6a9277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:14, skipping insertion in model container [2022-11-19 07:41:14,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:14" (1/1) ... [2022-11-19 07:41:14,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:41:14,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:41:14,572 WARN L234 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_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4504,4517] [2022-11-19 07:41:14,580 WARN L234 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_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4564,4577] [2022-11-19 07:41:15,567 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-19 07:41:15,679 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:15,680 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:15,680 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:15,681 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:15,682 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:15,694 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:15,695 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:15,697 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:15,697 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,179 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-19 07:41:16,180 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-19 07:41:16,182 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-19 07:41:16,183 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-19 07:41:16,185 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-19 07:41:16,186 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-19 07:41:16,187 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-19 07:41:16,188 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-19 07:41:16,189 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-19 07:41:16,189 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-19 07:41:16,396 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,397 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:41:16,611 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:41:16,667 WARN L234 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_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4504,4517] [2022-11-19 07:41:16,678 WARN L234 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_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4564,4577] [2022-11-19 07:41:16,750 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-19 07:41:16,783 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,784 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,784 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,785 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,791 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,801 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,801 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,803 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,804 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,851 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-19 07:41:16,852 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-19 07:41:16,853 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-19 07:41:16,854 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-19 07:41:16,856 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-19 07:41:16,857 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-19 07:41:16,857 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-19 07:41:16,858 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-19 07:41:16,859 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-19 07:41:16,860 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-19 07:41:16,900 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,900 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:41:16,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:41:17,187 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:41:17,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17 WrapperNode [2022-11-19 07:41:17,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:41:17,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:41:17,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:41:17,190 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:41:17,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (1/1) ... [2022-11-19 07:41:17,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (1/1) ... [2022-11-19 07:41:17,397 INFO L138 Inliner]: procedures = 689, calls = 1508, calls flagged for inlining = 54, calls inlined = 9, statements flattened = 652 [2022-11-19 07:41:17,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:41:17,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:41:17,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:41:17,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:41:17,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (1/1) ... [2022-11-19 07:41:17,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (1/1) ... [2022-11-19 07:41:17,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (1/1) ... [2022-11-19 07:41:17,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (1/1) ... [2022-11-19 07:41:17,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (1/1) ... [2022-11-19 07:41:17,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (1/1) ... [2022-11-19 07:41:17,524 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (1/1) ... [2022-11-19 07:41:17,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (1/1) ... [2022-11-19 07:41:17,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:41:17,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:41:17,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:41:17,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:41:17,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (1/1) ... [2022-11-19 07:41:17,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:41:17,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:41:17,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:41:17,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:41:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-19 07:41:17,665 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-19 07:41:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:41:17,667 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-19 07:41:17,667 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-19 07:41:17,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:41:17,668 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-19 07:41:17,668 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-19 07:41:17,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-19 07:41:17,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-19 07:41:17,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:41:17,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:41:17,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:41:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:41:17,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:41:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-19 07:41:17,670 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-19 07:41:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-19 07:41:17,670 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-19 07:41:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-19 07:41:17,671 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-19 07:41:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 07:41:17,671 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 07:41:17,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:41:17,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:41:17,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:41:17,673 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-19 07:41:17,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-19 07:41:17,673 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-19 07:41:17,674 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-19 07:41:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:41:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2022-11-19 07:41:17,674 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2022-11-19 07:41:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2022-11-19 07:41:17,674 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2022-11-19 07:41:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:41:18,066 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:41:18,069 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:41:19,466 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:41:19,760 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:41:19,760 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-19 07:41:19,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:19 BoogieIcfgContainer [2022-11-19 07:41:19,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:41:19,768 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:41:19,768 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:41:19,773 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:41:19,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:41:14" (1/3) ... [2022-11-19 07:41:19,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eb387ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:41:19, skipping insertion in model container [2022-11-19 07:41:19,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:17" (2/3) ... [2022-11-19 07:41:19,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eb387ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:41:19, skipping insertion in model container [2022-11-19 07:41:19,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:19" (3/3) ... [2022-11-19 07:41:19,783 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_static_harness.i [2022-11-19 07:41:19,807 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:41:19,807 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 07:41:19,908 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:41:19,921 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;@5fefbf18, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:41:19,921 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 07:41:19,927 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 62 states have internal predecessors, (75), 39 states have call successors, (39), 12 states have call predecessors, (39), 12 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2022-11-19 07:41:19,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-19 07:41:19,943 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:41:19,944 INFO L195 NwaCegarLoop]: trace histogram [13, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:41:19,944 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:41:19,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:41:19,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1005210511, now seen corresponding path program 1 times [2022-11-19 07:41:19,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:41:19,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642368429] [2022-11-19 07:41:19,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:41:19,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:41:20,370 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:41:20,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1186298036] [2022-11-19 07:41:20,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:41:20,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:41:20,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:41:20,375 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:41:20,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:41:21,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:41:21,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 2238 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-19 07:41:21,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:41:21,214 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-19 07:41:21,215 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:41:21,215 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:41:21,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642368429] [2022-11-19 07:41:21,216 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:41:21,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1186298036] [2022-11-19 07:41:21,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1186298036] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:41:21,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:41:21,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:41:21,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460251625] [2022-11-19 07:41:21,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:41:21,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-19 07:41:21,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:41:21,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-19 07:41:21,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-19 07:41:21,273 INFO L87 Difference]: Start difference. First operand has 114 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 62 states have internal predecessors, (75), 39 states have call successors, (39), 12 states have call predecessors, (39), 12 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:41:21,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:41:21,603 INFO L93 Difference]: Finished difference Result 210 states and 288 transitions. [2022-11-19 07:41:21,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-19 07:41:21,607 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 78 [2022-11-19 07:41:21,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:41:21,629 INFO L225 Difference]: With dead ends: 210 [2022-11-19 07:41:21,630 INFO L226 Difference]: Without dead ends: 111 [2022-11-19 07:41:21,636 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-19 07:41:21,649 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:41:21,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-19 07:41:21,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2022-11-19 07:41:21,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2022-11-19 07:41:21,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 59 states have (on average 1.1694915254237288) internal successors, (69), 60 states have internal predecessors, (69), 39 states have call successors, (39), 12 states have call predecessors, (39), 12 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2022-11-19 07:41:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 146 transitions. [2022-11-19 07:41:21,737 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 146 transitions. Word has length 78 [2022-11-19 07:41:21,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:41:21,739 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 146 transitions. [2022-11-19 07:41:21,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:41:21,739 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 146 transitions. [2022-11-19 07:41:21,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-19 07:41:21,745 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:41:21,746 INFO L195 NwaCegarLoop]: trace histogram [14, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:41:21,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 07:41:21,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:41:21,957 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:41:21,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:41:21,963 INFO L85 PathProgramCache]: Analyzing trace with hash -2022726481, now seen corresponding path program 1 times [2022-11-19 07:41:21,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:41:21,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091191736] [2022-11-19 07:41:21,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:41:21,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:41:22,101 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:41:22,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [692406769] [2022-11-19 07:41:22,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:41:22,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:41:22,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:41:22,103 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:41:22,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 07:41:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:41:22,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 2312 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-19 07:41:22,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:41:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-19 07:41:23,046 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:41:23,047 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:41:23,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091191736] [2022-11-19 07:41:23,047 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:41:23,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [692406769] [2022-11-19 07:41:23,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [692406769] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:41:23,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:41:23,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-19 07:41:23,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832877621] [2022-11-19 07:41:23,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:41:23,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-19 07:41:23,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:41:23,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-19 07:41:23,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:41:23,052 INFO L87 Difference]: Start difference. First operand 111 states and 146 transitions. Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 5 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2022-11-19 07:41:25,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:41:25,132 INFO L93 Difference]: Finished difference Result 182 states and 235 transitions. [2022-11-19 07:41:25,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 07:41:25,133 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 5 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) Word has length 91 [2022-11-19 07:41:25,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:41:25,137 INFO L225 Difference]: With dead ends: 182 [2022-11-19 07:41:25,139 INFO L226 Difference]: Without dead ends: 113 [2022-11-19 07:41:25,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-19 07:41:25,144 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 47 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:41:25,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 553 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-19 07:41:25,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2022-11-19 07:41:25,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2022-11-19 07:41:25,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 60 states have (on average 1.1666666666666667) internal successors, (70), 62 states have internal predecessors, (70), 39 states have call successors, (39), 12 states have call predecessors, (39), 13 states have return successors, (40), 38 states have call predecessors, (40), 38 states have call successors, (40) [2022-11-19 07:41:25,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 149 transitions. [2022-11-19 07:41:25,165 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 149 transitions. Word has length 91 [2022-11-19 07:41:25,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:41:25,166 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 149 transitions. [2022-11-19 07:41:25,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 5 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2022-11-19 07:41:25,168 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 149 transitions. [2022-11-19 07:41:25,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-19 07:41:25,171 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:41:25,172 INFO L195 NwaCegarLoop]: trace histogram [14, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:41:25,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-19 07:41:25,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-11-19 07:41:25,383 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:41:25,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:41:25,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1323301135, now seen corresponding path program 1 times [2022-11-19 07:41:25,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:41:25,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170732180] [2022-11-19 07:41:25,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:41:25,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:41:25,507 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:41:25,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [467574261] [2022-11-19 07:41:25,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:41:25,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:41:25,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:41:25,510 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:41:25,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 07:41:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:41:26,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 2444 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-19 07:41:26,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:41:26,299 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-19 07:41:26,299 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:41:26,300 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:41:26,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170732180] [2022-11-19 07:41:26,300 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:41:26,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467574261] [2022-11-19 07:41:26,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [467574261] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:41:26,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:41:26,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-19 07:41:26,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030813076] [2022-11-19 07:41:26,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:41:26,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-19 07:41:26,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:41:26,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-19 07:41:26,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-19 07:41:26,304 INFO L87 Difference]: Start difference. First operand 113 states and 149 transitions. Second operand has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-19 07:41:27,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:41:27,585 INFO L93 Difference]: Finished difference Result 201 states and 261 transitions. [2022-11-19 07:41:27,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 07:41:27,586 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 100 [2022-11-19 07:41:27,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:41:27,588 INFO L225 Difference]: With dead ends: 201 [2022-11-19 07:41:27,588 INFO L226 Difference]: Without dead ends: 113 [2022-11-19 07:41:27,589 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-19 07:41:27,590 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 8 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:41:27,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 609 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-19 07:41:27,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2022-11-19 07:41:27,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2022-11-19 07:41:27,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 60 states have (on average 1.15) internal successors, (69), 62 states have internal predecessors, (69), 39 states have call successors, (39), 12 states have call predecessors, (39), 13 states have return successors, (40), 38 states have call predecessors, (40), 38 states have call successors, (40) [2022-11-19 07:41:27,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 148 transitions. [2022-11-19 07:41:27,608 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 148 transitions. Word has length 100 [2022-11-19 07:41:27,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:41:27,608 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 148 transitions. [2022-11-19 07:41:27,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-19 07:41:27,609 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 148 transitions. [2022-11-19 07:41:27,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-19 07:41:27,611 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:41:27,611 INFO L195 NwaCegarLoop]: trace histogram [14, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:41:27,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-19 07:41:27,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:41:27,822 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:41:27,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:41:27,823 INFO L85 PathProgramCache]: Analyzing trace with hash 2097300372, now seen corresponding path program 1 times [2022-11-19 07:41:27,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:41:27,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229627678] [2022-11-19 07:41:27,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:41:27,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:41:27,942 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:41:27,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [636179390] [2022-11-19 07:41:27,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:41:27,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:41:27,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:41:27,944 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:41:27,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 07:41:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:41:28,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 2451 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-19 07:41:28,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:41:28,824 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-19 07:41:28,824 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:41:28,825 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:41:28,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229627678] [2022-11-19 07:41:28,825 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:41:28,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [636179390] [2022-11-19 07:41:28,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [636179390] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:41:28,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:41:28,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:41:28,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836401091] [2022-11-19 07:41:28,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:41:28,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:41:28,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:41:28,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:41:28,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:41:28,828 INFO L87 Difference]: Start difference. First operand 113 states and 148 transitions. Second operand has 5 states, 4 states have (on average 9.0) internal successors, (36), 5 states have internal predecessors, (36), 4 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-19 07:41:29,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:41:29,590 INFO L93 Difference]: Finished difference Result 202 states and 262 transitions. [2022-11-19 07:41:29,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:41:29,593 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.0) internal successors, (36), 5 states have internal predecessors, (36), 4 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 101 [2022-11-19 07:41:29,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:41:29,595 INFO L225 Difference]: With dead ends: 202 [2022-11-19 07:41:29,600 INFO L226 Difference]: Without dead ends: 114 [2022-11-19 07:41:29,601 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:41:29,604 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 6 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:41:29,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 367 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-19 07:41:29,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2022-11-19 07:41:29,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2022-11-19 07:41:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 63 states have internal predecessors, (70), 39 states have call successors, (39), 12 states have call predecessors, (39), 13 states have return successors, (40), 38 states have call predecessors, (40), 38 states have call successors, (40) [2022-11-19 07:41:29,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 149 transitions. [2022-11-19 07:41:29,630 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 149 transitions. Word has length 101 [2022-11-19 07:41:29,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:41:29,630 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 149 transitions. [2022-11-19 07:41:29,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.0) internal successors, (36), 5 states have internal predecessors, (36), 4 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-19 07:41:29,631 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 149 transitions. [2022-11-19 07:41:29,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-19 07:41:29,641 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:41:29,642 INFO L195 NwaCegarLoop]: trace histogram [14, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:41:29,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-19 07:41:29,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:41:29,856 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:41:29,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:41:29,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1901639355, now seen corresponding path program 1 times [2022-11-19 07:41:29,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:41:29,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089620211] [2022-11-19 07:41:29,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:41:29,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:41:29,963 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:41:29,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1826701769] [2022-11-19 07:41:29,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:41:29,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:41:29,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:41:29,965 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:41:29,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f86cdd-dd4c-4cee-bf54-f32ea0a4ce98/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-19 07:41:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:41:30,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 2470 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-19 07:41:30,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:41:31,009 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 104 proven. 1 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-19 07:41:31,010 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:41:31,557 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2022-11-19 07:41:31,557 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:41:31,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089620211] [2022-11-19 07:41:31,557 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:41:31,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1826701769] [2022-11-19 07:41:31,558 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1826701769] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:41:31,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [795732502] [2022-11-19 07:41:31,584 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2022-11-19 07:41:31,584 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:41:31,589 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:41:31,596 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:41:31,597 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:41:35,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:41:35,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:41:36,485 INFO L217 Elim1Store]: Index analysis took 905 ms [2022-11-19 07:43:09,847 WARN L233 SmtUtils]: Spent 1.55m on a formula simplification. DAG size of input: 3135 DAG size of output: 1567 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:43:09,860 INFO L321 Elim1Store]: treesize reduction 7432, result has 25.5 percent of original size [2022-11-19 07:43:09,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19310 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 588 case distinctions, treesize of input 1009 treesize of output 3157 [2022-11-19 07:43:16,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:43:16,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:43:16,342 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 196 select indices, 196 select index equivalence classes, 19505 disjoint index pairs (out of 19110 index pairs), introduced 196 new quantified variables, introduced 0 case distinctions, treesize of input 990 treesize of output 1579 [2022-11-19 07:45:04,759 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 [2022-11-19 07:45:04,765 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 [2022-11-19 07:45:04,808 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 [2022-11-19 07:45:04,815 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 [2022-11-19 07:45:04,826 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 [2022-11-19 07:45:04,835 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 [2022-11-19 07:45:10,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:10,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:10,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:10,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:10,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:10,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:10,521 INFO L217 Elim1Store]: Index analysis took 311 ms [2022-11-19 07:45:10,581 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 [2022-11-19 07:45:11,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:11,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:11,526 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 [2022-11-19 07:45:12,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:12,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:12,385 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 [2022-11-19 07:45:13,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,434 INFO L217 Elim1Store]: Index analysis took 140 ms [2022-11-19 07:45:13,475 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 [2022-11-19 07:45:13,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:13,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:14,093 INFO L217 Elim1Store]: Index analysis took 112 ms [2022-11-19 07:45:14,100 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 [2022-11-19 07:45:29,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,387 INFO L217 Elim1Store]: Index analysis took 102 ms [2022-11-19 07:45:29,393 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 [2022-11-19 07:45:29,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:29,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:30,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:30,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:30,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:30,081 INFO L217 Elim1Store]: Index analysis took 125 ms [2022-11-19 07:45:30,110 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 [2022-11-19 07:45:30,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:30,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:30,870 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 [2022-11-19 07:45:31,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:31,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:31,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:31,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:31,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:31,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:31,946 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 [2022-11-19 07:45:32,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:32,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:45:32,548 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 [2022-11-19 07:45:43,959 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 [2022-11-19 07:45:43,966 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 [2022-11-19 07:45:45,260 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 [2022-11-19 07:45:45,343 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 [2022-11-19 07:45:47,716 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 [2022-11-19 07:45:47,796 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 [2022-11-19 07:46:23,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:46:23,382 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 [2022-11-19 07:46:23,531 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 [2022-11-19 07:46:23,738 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 [2022-11-19 07:46:23,843 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 [2022-11-19 07:46:25,896 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 [2022-11-19 07:46:25,906 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 [2022-11-19 07:46:25,915 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 [2022-11-19 07:46:25,927 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 [2022-11-19 07:46:25,998 INFO L321 Elim1Store]: treesize reduction 127, result has 18.1 percent of original size [2022-11-19 07:46:25,998 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 [2022-11-19 07:46:26,019 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 [2022-11-19 07:46:26,029 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 [2022-11-19 07:46:26,040 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 [2022-11-19 07:46:26,061 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 [2022-11-19 07:46:26,067 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 [2022-11-19 07:46:26,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:46:26,078 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 [2022-11-19 07:46:27,314 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 [2022-11-19 07:46:27,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 197 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2022-11-19 07:46:28,010 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 [2022-11-19 07:46:31,433 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 [2022-11-19 07:46:31,593 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 [2022-11-19 07:46:31,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 197 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2022-11-19 07:46:59,357 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 [2022-11-19 07:46:59,579 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 11 treesize of output 7 [2022-11-19 07:46:59,754 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 [2022-11-19 07:47:00,015 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 [2022-11-19 07:47:03,955 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 [2022-11-19 07:47:04,084 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 [2022-11-19 07:47:04,218 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-11-19 07:47:04,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-19 07:47:06,986 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 [2022-11-19 07:47:09,431 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 [2022-11-19 07:47:09,584 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 [2022-11-19 07:47:09,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-11-19 07:47:22,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2022-11-19 07:47:22,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-19 07:47:22,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:47:22,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 33 [2022-11-19 07:47:22,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2022-11-19 07:47:24,700 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 [2022-11-19 07:47:24,707 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 [2022-11-19 07:47:24,753 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 [2022-11-19 07:47:24,761 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 [2022-11-19 07:47:24,793 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:47:24,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-11-19 07:47:24,840 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 [2022-11-19 07:47:24,847 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 [2022-11-19 07:47:24,876 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:47:24,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-11-19 07:47:25,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-19 07:47:27,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 12 [2022-11-19 07:47:27,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-19 07:47:27,738 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 [2022-11-19 07:47:28,187 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 [2022-11-19 07:47:29,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-19 07:47:33,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-19 07:47:33,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-19 07:47:34,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 12 [2022-11-19 07:47:35,528 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 [2022-11-19 07:47:35,661 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 [2022-11-19 07:48:33,945 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 37 for LOIs [2022-11-19 07:48:33,953 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_valid with input of size 780 for LOIs [2022-11-19 07:48:36,471 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-19 07:48:36,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-19 07:48:36,505 INFO L321 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-19 07:48:36,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-19 07:48:37,902 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-19 07:48:37,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-19 07:48:37,929 INFO L321 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-19 07:48:37,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-19 07:48:39,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-19 07:48:40,516 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-19 07:48:40,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-19 07:48:40,545 INFO L321 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-19 07:48:40,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-19 07:48:42,361 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 69 for LOIs [2022-11-19 07:48:42,637 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 [2022-11-19 07:48:42,650 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 [2022-11-19 07:48:42,664 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 [2022-11-19 07:48:42,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:48:42,808 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 43 for LOIs [2022-11-19 07:48:42,822 INFO L197 IcfgInterpreter]: Interpreting procedure my_memset with input of size 1126 for LOIs [2022-11-19 07:48:53,571 INFO L197 IcfgInterpreter]: Interpreting procedure memset_impl with input of size 1122 for LOIs [2022-11-19 07:49:18,967 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 [2022-11-19 07:49:18,979 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 [2022-11-19 07:49:19,008 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 [2022-11-19 07:49:19,021 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 [2022-11-19 07:49:22,424 INFO L197 IcfgInterpreter]: Interpreting procedure bounded_malloc with input of size 675 for LOIs [2022-11-19 07:49:26,439 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 703 for LOIs [2022-11-19 07:49:27,228 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 07:53:09,865 WARN L233 SmtUtils]: Spent 3.69m on a formula simplification. DAG size of input: 3206 DAG size of output: 2424 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)