./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_table_get_entry_count_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_table_get_entry_count_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW --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 846a565d6a742f245ca362c4e2fb63bb4d14b5e5473527f5da84e078cffb2df4 --- 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-4e7fbc6 [2022-11-23 14:50:34,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:50:34,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:50:34,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:50:34,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:50:34,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:50:34,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:50:34,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:50:34,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:50:34,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:50:34,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:50:34,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:50:34,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:50:34,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:50:34,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:50:34,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:50:34,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:50:34,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:50:34,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:50:34,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:50:34,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:50:34,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:50:34,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:50:34,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:50:34,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:50:34,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:50:34,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:50:34,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:50:34,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:50:34,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:50:34,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:50:34,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:50:34,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:50:34,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:50:34,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:50:34,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:50:34,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:50:34,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:50:34,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:50:34,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:50:34,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:50:34,193 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:50:34,234 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:50:34,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:50:34,235 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:50:34,235 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:50:34,236 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:50:34,236 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:50:34,236 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:50:34,237 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:50:34,237 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:50:34,237 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:50:34,254 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:50:34,254 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:50:34,254 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:50:34,254 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:50:34,255 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:50:34,255 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:50:34,255 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:50:34,255 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:50:34,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:50:34,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:50:34,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:50:34,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:50:34,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:50:34,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:50:34,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:50:34,258 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:50:34,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:50:34,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:50:34,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:50:34,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:50:34,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:50:34,260 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:50:34,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:50:34,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:50:34,261 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:50:34,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:50:34,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:50:34,261 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:50:34,262 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_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 846a565d6a742f245ca362c4e2fb63bb4d14b5e5473527f5da84e078cffb2df4 [2022-11-23 14:50:34,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:50:34,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:50:34,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:50:34,613 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:50:34,614 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:50:34,616 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/aws-c-common/aws_hash_table_get_entry_count_harness.i [2022-11-23 14:50:37,807 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:50:38,344 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:50:38,345 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/sv-benchmarks/c/aws-c-common/aws_hash_table_get_entry_count_harness.i [2022-11-23 14:50:38,380 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/data/3f6312ac4/c450963621b042c280c29335c7e18ecd/FLAGbadad1dae [2022-11-23 14:50:38,395 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/data/3f6312ac4/c450963621b042c280c29335c7e18ecd [2022-11-23 14:50:38,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:50:38,399 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:50:38,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:50:38,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:50:38,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:50:38,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:50:38" (1/1) ... [2022-11-23 14:50:38,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37117128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:38, skipping insertion in model container [2022-11-23 14:50:38,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:50:38" (1/1) ... [2022-11-23 14:50:38,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:50:38,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:50:38,872 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/sv-benchmarks/c/aws-c-common/aws_hash_table_get_entry_count_harness.i[4504,4517] [2022-11-23 14:50:38,884 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/sv-benchmarks/c/aws-c-common/aws_hash_table_get_entry_count_harness.i[4564,4577] [2022-11-23 14:50:40,499 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,501 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,502 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,503 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,506 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,527 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,528 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,530 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,531 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,533 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,534 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,534 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:40,535 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,034 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 14:50:41,036 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 14:50:41,037 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 14:50:41,039 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 14:50:41,041 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 14:50:41,041 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 14:50:41,042 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 14:50:41,043 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 14:50:41,044 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 14:50:41,045 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 14:50:41,282 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 14:50:41,675 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,676 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,714 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,716 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,724 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,725 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,744 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,745 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,746 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,746 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,747 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,747 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,748 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:50:41,865 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:50:41,896 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/sv-benchmarks/c/aws-c-common/aws_hash_table_get_entry_count_harness.i[4504,4517] [2022-11-23 14:50:41,896 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/sv-benchmarks/c/aws-c-common/aws_hash_table_get_entry_count_harness.i[4564,4577] [2022-11-23 14:50:41,950 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,951 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,952 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,952 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,953 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,960 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,962 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,966 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,966 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,968 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,968 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,969 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:41,969 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,010 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 14:50:42,011 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 14:50:42,012 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 14:50:42,012 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 14:50:42,013 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 14:50:42,014 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 14:50:42,018 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 14:50:42,018 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 14:50:42,019 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 14:50:42,019 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 14:50:42,043 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 14:50:42,202 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,203 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,211 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,212 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,214 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,215 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,229 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,229 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,230 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,230 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,231 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,231 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,231 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:50:42,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:50:42,599 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:50:42,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42 WrapperNode [2022-11-23 14:50:42,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:50:42,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:50:42,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:50:42,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:50:42,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (1/1) ... [2022-11-23 14:50:42,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (1/1) ... [2022-11-23 14:50:42,790 INFO L138 Inliner]: procedures = 774, calls = 2432, calls flagged for inlining = 68, calls inlined = 11, statements flattened = 607 [2022-11-23 14:50:42,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:50:42,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:50:42,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:50:42,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:50:42,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (1/1) ... [2022-11-23 14:50:42,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (1/1) ... [2022-11-23 14:50:42,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (1/1) ... [2022-11-23 14:50:42,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (1/1) ... [2022-11-23 14:50:42,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (1/1) ... [2022-11-23 14:50:42,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (1/1) ... [2022-11-23 14:50:42,892 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (1/1) ... [2022-11-23 14:50:42,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (1/1) ... [2022-11-23 14:50:42,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:50:42,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:50:42,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:50:42,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:50:42,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (1/1) ... [2022-11-23 14:50:42,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:50:42,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:50:42,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:50:42,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:50:43,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-23 14:50:43,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:50:43,010 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-23 14:50:43,010 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-23 14:50:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-23 14:50:43,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-23 14:50:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2022-11-23 14:50:43,011 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2022-11-23 14:50:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:50:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:50:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:50:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:50:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:50:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-23 14:50:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-23 14:50:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-23 14:50:43,013 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-23 14:50:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:50:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2022-11-23 14:50:43,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2022-11-23 14:50:43,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:50:43,014 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-23 14:50:43,014 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-23 14:50:43,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:50:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2022-11-23 14:50:43,015 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2022-11-23 14:50:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:50:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_get_entry_count [2022-11-23 14:50:43,015 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_get_entry_count [2022-11-23 14:50:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2022-11-23 14:50:43,015 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2022-11-23 14:50:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 14:50:43,016 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 14:50:43,016 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2022-11-23 14:50:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2022-11-23 14:50:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:50:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-23 14:50:43,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-23 14:50:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2022-11-23 14:50:43,021 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2022-11-23 14:50:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:50:43,403 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:50:43,406 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:50:44,562 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:50:44,713 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:50:44,714 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 14:50:44,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:50:44 BoogieIcfgContainer [2022-11-23 14:50:44,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:50:44,721 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:50:44,721 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:50:44,726 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:50:44,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:50:38" (1/3) ... [2022-11-23 14:50:44,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b56874f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:50:44, skipping insertion in model container [2022-11-23 14:50:44,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:50:42" (2/3) ... [2022-11-23 14:50:44,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b56874f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:50:44, skipping insertion in model container [2022-11-23 14:50:44,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:50:44" (3/3) ... [2022-11-23 14:50:44,734 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_get_entry_count_harness.i [2022-11-23 14:50:44,755 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:50:44,755 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 14:50:44,821 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:50:44,833 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;@c9973c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:50:44,833 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 14:50:44,838 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 49 states have (on average 1.163265306122449) internal successors, (57), 50 states have internal predecessors, (57), 26 states have call successors, (26), 14 states have call predecessors, (26), 14 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2022-11-23 14:50:44,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-23 14:50:44,850 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:50:44,851 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:50:44,852 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:50:44,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:50:44,861 INFO L85 PathProgramCache]: Analyzing trace with hash 94696135, now seen corresponding path program 1 times [2022-11-23 14:50:44,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:50:44,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977023205] [2022-11-23 14:50:44,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:50:44,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:50:45,416 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:50:45,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1364650032] [2022-11-23 14:50:45,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:50:45,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:50:45,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:50:45,436 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:50:45,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 14:50:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:50:46,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 2300 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-23 14:50:46,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:50:46,268 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-23 14:50:46,268 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:50:46,268 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:50:46,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977023205] [2022-11-23 14:50:46,269 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:50:46,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1364650032] [2022-11-23 14:50:46,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1364650032] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:50:46,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:50:46,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:50:46,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919559694] [2022-11-23 14:50:46,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:50:46,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:50:46,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:50:46,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:50:46,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:50:46,309 INFO L87 Difference]: Start difference. First operand has 91 states, 49 states have (on average 1.163265306122449) internal successors, (57), 50 states have internal predecessors, (57), 26 states have call successors, (26), 14 states have call predecessors, (26), 14 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 5 states, 4 states have (on average 10.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 14:50:46,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:50:46,728 INFO L93 Difference]: Finished difference Result 176 states and 214 transitions. [2022-11-23 14:50:46,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:50:46,731 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 80 [2022-11-23 14:50:46,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:50:46,739 INFO L225 Difference]: With dead ends: 176 [2022-11-23 14:50:46,740 INFO L226 Difference]: Without dead ends: 93 [2022-11-23 14:50:46,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 14:50:46,746 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 1 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:50:46,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 347 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 14:50:46,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2022-11-23 14:50:46,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2022-11-23 14:50:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 51 states have (on average 1.1372549019607843) internal successors, (58), 52 states have internal predecessors, (58), 26 states have call successors, (26), 14 states have call predecessors, (26), 15 states have return successors, (26), 26 states have call predecessors, (26), 25 states have call successors, (26) [2022-11-23 14:50:46,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 110 transitions. [2022-11-23 14:50:46,794 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 110 transitions. Word has length 80 [2022-11-23 14:50:46,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:50:46,796 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 110 transitions. [2022-11-23 14:50:46,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 14:50:46,797 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2022-11-23 14:50:46,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-23 14:50:46,801 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:50:46,802 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:50:46,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 14:50:47,008 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-23 14:50:47,008 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:50:47,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:50:47,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1567370857, now seen corresponding path program 1 times [2022-11-23 14:50:47,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:50:47,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038084952] [2022-11-23 14:50:47,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:50:47,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:50:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:50:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-23 14:50:49,539 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:50:49,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038084952] [2022-11-23 14:50:49,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038084952] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:50:49,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:50:49,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-23 14:50:49,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544535364] [2022-11-23 14:50:49,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:50:49,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-23 14:50:49,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:50:49,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-23 14:50:49,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-23 14:50:49,543 INFO L87 Difference]: Start difference. First operand 93 states and 110 transitions. Second operand has 8 states, 6 states have (on average 5.666666666666667) internal successors, (34), 7 states have internal predecessors, (34), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-11-23 14:50:50,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:50:50,003 INFO L93 Difference]: Finished difference Result 168 states and 196 transitions. [2022-11-23 14:50:50,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 14:50:50,004 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 5.666666666666667) internal successors, (34), 7 states have internal predecessors, (34), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 88 [2022-11-23 14:50:50,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:50:50,007 INFO L225 Difference]: With dead ends: 168 [2022-11-23 14:50:50,008 INFO L226 Difference]: Without dead ends: 95 [2022-11-23 14:50:50,009 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-23 14:50:50,010 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 14 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:50:50,010 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 429 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 14:50:50,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2022-11-23 14:50:50,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2022-11-23 14:50:50,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 52 states have (on average 1.1346153846153846) internal successors, (59), 54 states have internal predecessors, (59), 26 states have call successors, (26), 14 states have call predecessors, (26), 16 states have return successors, (27), 26 states have call predecessors, (27), 25 states have call successors, (27) [2022-11-23 14:50:50,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 112 transitions. [2022-11-23 14:50:50,027 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 112 transitions. Word has length 88 [2022-11-23 14:50:50,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:50:50,027 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 112 transitions. [2022-11-23 14:50:50,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 5.666666666666667) internal successors, (34), 7 states have internal predecessors, (34), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-11-23 14:50:50,028 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2022-11-23 14:50:50,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-23 14:50:50,030 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:50:50,030 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:50:50,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 14:50:50,031 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:50:50,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:50:50,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1983458522, now seen corresponding path program 1 times [2022-11-23 14:50:50,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:50:50,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638051399] [2022-11-23 14:50:50,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:50:50,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:50:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:50:51,469 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-23 14:50:51,471 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:50:51,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638051399] [2022-11-23 14:50:51,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638051399] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:50:51,472 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:50:51,472 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-23 14:50:51,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077735318] [2022-11-23 14:50:51,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:50:51,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-23 14:50:51,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:50:51,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-23 14:50:51,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2022-11-23 14:50:51,477 INFO L87 Difference]: Start difference. First operand 95 states and 112 transitions. Second operand has 11 states, 8 states have (on average 4.75) internal successors, (38), 10 states have internal predecessors, (38), 5 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) [2022-11-23 14:50:52,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:50:52,493 INFO L93 Difference]: Finished difference Result 175 states and 203 transitions. [2022-11-23 14:50:52,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-23 14:50:52,494 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 4.75) internal successors, (38), 10 states have internal predecessors, (38), 5 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) Word has length 94 [2022-11-23 14:50:52,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:50:52,496 INFO L225 Difference]: With dead ends: 175 [2022-11-23 14:50:52,496 INFO L226 Difference]: Without dead ends: 100 [2022-11-23 14:50:52,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-11-23 14:50:52,497 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 23 mSDsluCounter, 554 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 14:50:52,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 634 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 14:50:52,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2022-11-23 14:50:52,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2022-11-23 14:50:52,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 54 states have (on average 1.1296296296296295) internal successors, (61), 56 states have internal predecessors, (61), 26 states have call successors, (26), 14 states have call predecessors, (26), 17 states have return successors, (28), 27 states have call predecessors, (28), 25 states have call successors, (28) [2022-11-23 14:50:52,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 115 transitions. [2022-11-23 14:50:52,515 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 115 transitions. Word has length 94 [2022-11-23 14:50:52,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:50:52,516 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 115 transitions. [2022-11-23 14:50:52,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 4.75) internal successors, (38), 10 states have internal predecessors, (38), 5 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) [2022-11-23 14:50:52,516 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions. [2022-11-23 14:50:52,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-23 14:50:52,518 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:50:52,519 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:50:52,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 14:50:52,519 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:50:52,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:50:52,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1798769416, now seen corresponding path program 1 times [2022-11-23 14:50:52,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:50:52,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031439456] [2022-11-23 14:50:52,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:50:52,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:50:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:50:53,691 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-23 14:50:53,692 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:50:53,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031439456] [2022-11-23 14:50:53,692 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031439456] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:50:53,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1351830342] [2022-11-23 14:50:53,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:50:53,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:50:53,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:50:53,694 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:50:53,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 14:50:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:50:54,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 2359 conjuncts, 61 conjunts are in the unsatisfiable core [2022-11-23 14:50:54,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:50:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-23 14:50:54,491 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:50:54,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1351830342] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:50:54,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 14:50:54,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 8 [2022-11-23 14:50:54,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59860874] [2022-11-23 14:50:54,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:50:54,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 14:50:54,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:50:54,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 14:50:54,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-23 14:50:54,520 INFO L87 Difference]: Start difference. First operand 98 states and 115 transitions. Second operand has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 4 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (21), 4 states have call predecessors, (21), 4 states have call successors, (21) [2022-11-23 14:50:55,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:50:55,188 INFO L93 Difference]: Finished difference Result 188 states and 219 transitions. [2022-11-23 14:50:55,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 14:50:55,189 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 4 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (21), 4 states have call predecessors, (21), 4 states have call successors, (21) Word has length 98 [2022-11-23 14:50:55,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:50:55,191 INFO L225 Difference]: With dead ends: 188 [2022-11-23 14:50:55,191 INFO L226 Difference]: Without dead ends: 100 [2022-11-23 14:50:55,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-23 14:50:55,193 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 13 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:50:55,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 341 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-23 14:50:55,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2022-11-23 14:50:55,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2022-11-23 14:50:55,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 55 states have (on average 1.1272727272727272) internal successors, (62), 58 states have internal predecessors, (62), 26 states have call successors, (26), 14 states have call predecessors, (26), 18 states have return successors, (29), 27 states have call predecessors, (29), 25 states have call successors, (29) [2022-11-23 14:50:55,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 117 transitions. [2022-11-23 14:50:55,228 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 117 transitions. Word has length 98 [2022-11-23 14:50:55,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:50:55,228 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 117 transitions. [2022-11-23 14:50:55,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 4 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (21), 4 states have call predecessors, (21), 4 states have call successors, (21) [2022-11-23 14:50:55,229 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2022-11-23 14:50:55,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-23 14:50:55,234 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:50:55,235 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:50:55,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 14:50:55,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:50:55,444 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:50:55,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:50:55,446 INFO L85 PathProgramCache]: Analyzing trace with hash 148500382, now seen corresponding path program 1 times [2022-11-23 14:50:55,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:50:55,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695130910] [2022-11-23 14:50:55,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:50:55,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:50:55,550 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:50:55,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1912952376] [2022-11-23 14:50:55,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:50:55,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:50:55,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:50:55,552 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:50:55,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06ac14b-5dc1-4110-9c96-b13aea2fde1d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 14:50:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:50:56,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 2459 conjuncts, 89 conjunts are in the unsatisfiable core [2022-11-23 14:50:56,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:50:56,428 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 [2022-11-23 14:50:56,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 14:50:56,764 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 35 treesize of output 27 [2022-11-23 14:50:56,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 7 [2022-11-23 14:50:56,867 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-23 14:50:56,871 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:50:57,525 INFO L321 Elim1Store]: treesize reduction 4, result has 78.9 percent of original size [2022-11-23 14:50:57,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 23 [2022-11-23 14:50:57,946 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:50:57,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695130910] [2022-11-23 14:50:57,946 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:50:57,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1912952376] [2022-11-23 14:50:57,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1912952376] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:50:57,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [166270605] [2022-11-23 14:50:57,978 INFO L159 IcfgInterpreter]: Started Sifa with 79 locations of interest [2022-11-23 14:50:57,979 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:50:57,985 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:50:57,993 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:50:57,994 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:51:02,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:51:02,735 INFO L217 Elim1Store]: Index analysis took 529 ms [2022-11-23 14:51:21,028 WARN L233 SmtUtils]: Spent 18.22s on a formula simplification. DAG size of input: 1758 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:51:21,047 INFO L321 Elim1Store]: treesize reduction 1950, result has 47.4 percent of original size [2022-11-23 14:51:21,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 196 select indices, 196 select index equivalence classes, 19112 disjoint index pairs (out of 19110 index pairs), introduced 196 new quantified variables, introduced 195 case distinctions, treesize of input 987 treesize of output 2354 [2022-11-23 14:51:24,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:51:25,628 INFO L217 Elim1Store]: Index analysis took 1044 ms [2022-11-23 14:51:54,966 WARN L233 SmtUtils]: Spent 29.26s on a formula simplification. DAG size of input: 2150 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:51:54,971 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-11-23 14:51:54,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 198 select indices, 198 select index equivalence classes, 19308 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 390 case distinctions, treesize of input 997 treesize of output 2365 [2022-11-23 14:54:48,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:48,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:48,347 INFO L217 Elim1Store]: Index analysis took 433 ms [2022-11-23 14:55:06,203 WARN L233 SmtUtils]: Spent 17.80s on a formula simplification. DAG size of input: 1767 DAG size of output: 1177 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:55:06,206 INFO L321 Elim1Store]: treesize reduction 1964, result has 47.3 percent of original size [2022-11-23 14:55:06,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19309 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 196 case distinctions, treesize of input 992 treesize of output 2362 [2022-11-23 14:55:12,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:12,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:13,100 INFO L217 Elim1Store]: Index analysis took 692 ms [2022-11-23 14:55:42,292 WARN L233 SmtUtils]: Spent 29.15s on a formula simplification. DAG size of input: 2161 DAG size of output: 1179 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:55:42,295 INFO L321 Elim1Store]: treesize reduction 3528, result has 33.3 percent of original size [2022-11-23 14:55:42,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19505 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 392 case distinctions, treesize of input 1002 treesize of output 2377 [2022-11-23 14:56:05,609 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 [2022-11-23 14:56:05,615 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 [2022-11-23 14:56:05,641 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 [2022-11-23 14:56:05,646 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 [2022-11-23 14:56:05,706 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 [2022-11-23 14:56:05,713 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 [2022-11-23 14:56:05,721 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 [2022-11-23 14:56:05,731 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 [2022-11-23 14:56:05,927 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 [2022-11-23 14:56:05,938 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 [2022-11-23 14:56:05,994 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 [2022-11-23 14:56:06,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:56:06,037 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 [2022-11-23 14:56:06,063 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 [2022-11-23 14:56:06,069 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 [2022-11-23 14:56:06,115 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 [2022-11-23 14:56:06,125 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 [2022-11-23 14:56:06,133 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 [2022-11-23 14:56:06,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 14:56:06,169 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 [2022-11-23 14:56:06,189 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 [2022-11-23 14:56:06,209 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-23 14:56:06,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-23 14:56:12,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,072 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 [2022-11-23 14:56:12,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:12,742 INFO L217 Elim1Store]: Index analysis took 125 ms [2022-11-23 14:56:12,776 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 [2022-11-23 14:56:13,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:13,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:13,735 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 [2022-11-23 14:56:14,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:14,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:14,693 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 [2022-11-23 14:56:15,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:15,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:15,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:15,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:15,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:15,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:15,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:15,759 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 [2022-11-23 14:56:37,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:37,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:37,653 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 [2022-11-23 14:56:38,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,410 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 [2022-11-23 14:56:38,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:38,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:39,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:39,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:39,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:39,084 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 [2022-11-23 14:56:39,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:39,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:39,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:40,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:40,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:40,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:40,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:40,098 INFO L217 Elim1Store]: Index analysis took 119 ms [2022-11-23 14:56:40,132 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 [2022-11-23 14:56:40,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:40,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:40,878 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 [2022-11-23 14:56:42,372 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 [2022-11-23 14:56:42,383 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 [2022-11-23 14:56:42,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:42,502 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:56:42,524 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-23 14:56:42,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 69 treesize of output 46 [2022-11-23 14:56:42,567 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-23 14:56:42,569 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 1 case distinctions, treesize of input 12 treesize of output 18 [2022-11-23 14:56:42,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:42,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2022-11-23 14:56:42,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:42,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 9 [2022-11-23 14:56:42,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:42,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2022-11-23 14:56:43,674 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-23 14:56:43,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-23 14:56:43,728 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-23 14:56:43,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-23 14:56:43,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 14:56:43,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 14:56:43,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-23 14:56:43,898 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 [2022-11-23 14:56:43,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-23 14:56:44,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 14:56:44,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-23 14:56:44,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-23 14:56:44,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 14:56:44,083 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 [2022-11-23 14:56:44,394 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 [2022-11-23 14:57:39,077 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 56 for LOIs [2022-11-23 14:57:39,106 INFO L197 IcfgInterpreter]: Interpreting procedure aws_hash_table_get_entry_count with input of size 54 for LOIs [2022-11-23 14:57:39,120 INFO L197 IcfgInterpreter]: Interpreting procedure nondet_uint64_t with input of size 2808 for LOIs [2022-11-23 14:57:46,603 INFO L197 IcfgInterpreter]: Interpreting procedure hash_table_state_required_bytes with input of size 3314 for LOIs [2022-11-23 14:58:37,752 INFO L217 Elim1Store]: Index analysis took 546 ms [2022-11-23 15:01:10,223 WARN L233 SmtUtils]: Spent 2.54m on a formula simplification. DAG size of input: 4158 DAG size of output: 1979 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:01:10,232 INFO L321 Elim1Store]: treesize reduction 5154, result has 39.4 percent of original size [2022-11-23 15:01:10,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19111 disjoint index pairs (out of 19701 index pairs), introduced 200 new quantified variables, introduced 790 case distinctions, treesize of input 7799 treesize of output 10754 [2022-11-23 15:01:21,237 INFO L217 Elim1Store]: Index analysis took 5612 ms [2022-11-23 15:04:26,185 WARN L233 SmtUtils]: Spent 3.08m on a formula simplification. DAG size of input: 4571 DAG size of output: 1792 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:04:26,190 INFO L321 Elim1Store]: treesize reduction 6750, result has 33.3 percent of original size [2022-11-23 15:04:26,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 201 select indices, 201 select index equivalence classes, 19307 disjoint index pairs (out of 20100 index pairs), introduced 202 new quantified variables, introduced 992 case distinctions, treesize of input 7397 treesize of output 10371