./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 375c8b791fa06d541fb014bd5076ab9979e5fb4b76e2515aaac1f292cd2a1d79 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 13:19:01,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:19:01,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:19:01,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:19:01,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:19:01,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:19:01,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:19:01,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:19:01,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:19:01,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:19:01,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:19:01,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:19:01,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:19:01,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:19:01,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:19:01,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:19:01,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:19:01,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:19:01,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:19:01,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:19:01,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:19:01,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:19:01,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:19:01,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:19:01,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:19:01,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:19:01,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:19:01,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:19:01,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:19:01,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:19:01,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:19:01,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:19:01,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:19:01,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:19:01,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:19:01,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:19:01,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:19:01,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:19:01,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:19:01,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:19:01,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:19:01,163 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 13:19:01,186 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:19:01,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:19:01,187 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:19:01,187 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:19:01,187 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:19:01,187 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:19:01,188 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:19:01,188 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:19:01,188 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:19:01,188 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 13:19:01,188 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:19:01,189 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:19:01,189 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 13:19:01,189 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 13:19:01,189 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:19:01,189 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 13:19:01,189 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 13:19:01,189 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 13:19:01,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:19:01,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 13:19:01,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:19:01,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:19:01,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:19:01,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:19:01,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:19:01,191 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:19:01,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:19:01,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:19:01,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:19:01,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:19:01,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:19:01,192 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 13:19:01,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:19:01,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:19:01,193 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 13:19:01,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 13:19:01,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:19:01,193 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:19:01,193 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_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 375c8b791fa06d541fb014bd5076ab9979e5fb4b76e2515aaac1f292cd2a1d79 [2022-12-14 13:19:01,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:19:01,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:19:01,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:19:01,402 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:19:01,403 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:19:01,404 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2022-12-14 13:19:04,003 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:19:04,327 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:19:04,327 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2022-12-14 13:19:04,363 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/data/90d2096e8/d2a2bcac7bba402bb0f6f5dccae17f71/FLAG9202dc9ca [2022-12-14 13:19:04,374 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/data/90d2096e8/d2a2bcac7bba402bb0f6f5dccae17f71 [2022-12-14 13:19:04,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:19:04,376 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:19:04,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:19:04,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:19:04,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:19:04,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:19:04" (1/1) ... [2022-12-14 13:19:04,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7294560b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:04, skipping insertion in model container [2022-12-14 13:19:04,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:19:04" (1/1) ... [2022-12-14 13:19:04,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:19:04,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:19:04,986 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 13:19:04,995 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 13:19:05,005 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 13:19:05,014 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 13:19:05,068 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 13:19:05,153 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 13:19:05,237 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 13:19:05,241 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 13:19:05,242 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 13:19:05,249 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 13:19:05,255 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-14 13:19:05,261 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-14 13:19:05,274 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-12-14 13:19:05,279 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-12-14 13:19:05,418 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-12-14 13:19:05,434 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-14 13:19:05,523 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 13:19:05,524 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 13:19:05,524 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 13:19:05,525 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 13:19:05,527 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 13:19:05,533 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:19:05,534 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:19:05,542 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,543 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,545 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,548 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 13:19:05,549 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:19:05,552 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,561 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,563 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,564 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,565 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,567 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,568 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 13:19:05,571 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:19:05,574 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,575 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,576 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 13:19:05,577 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,578 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,578 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,579 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,580 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,580 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,582 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,585 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:19:05,585 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:19:05,587 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:19:05,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,601 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,603 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,613 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,615 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,617 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,621 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 13:19:05,622 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 13:19:05,623 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 13:19:05,624 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 13:19:05,629 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-14 13:19:05,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,641 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:19:05,643 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:19:05,656 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:19:05,657 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:19:05,657 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:19:05,661 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 13:19:05,664 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-14 13:19:05,668 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-14 13:19:05,671 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-14 13:19:05,673 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 13:19:05,674 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,675 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-14 13:19:05,679 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 13:19:05,679 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:19:05,683 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,710 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 13:19:05,711 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 13:19:05,711 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 13:19:05,711 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 13:19:05,713 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-14 13:19:05,713 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-14 13:19:05,714 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 13:19:05,715 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 13:19:05,715 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 13:19:05,716 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_init_6 [2022-12-14 13:19:05,716 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_uninit_6 [2022-12-14 13:19:05,718 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_3 [2022-12-14 13:19:05,720 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-14 13:19:05,724 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 13:19:05,725 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 13:19:05,726 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 13:19:05,726 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 13:19:05,727 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 13:19:05,727 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 13:19:05,728 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 13:19:05,728 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 13:19:05,731 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_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i[258653,258666] [2022-12-14 13:19:05,754 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-14 13:19:05,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 13:19:05,822 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 13:19:05,914 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 13:19:05,914 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 13:19:05,915 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 13:19:05,915 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 13:19:05,916 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 13:19:05,919 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 13:19:05,923 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 13:19:05,924 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 13:19:05,924 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 13:19:05,925 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 13:19:05,927 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-14 13:19:05,928 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-14 13:19:05,928 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-12-14 13:19:05,929 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-12-14 13:19:05,934 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-12-14 13:19:05,935 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-14 13:19:05,939 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 13:19:05,939 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 13:19:05,939 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 13:19:05,940 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 13:19:05,942 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 13:19:05,956 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:19:05,956 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:19:05,960 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,961 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,962 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,963 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 13:19:05,964 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:19:05,966 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,970 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,972 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,972 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,974 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,974 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 13:19:05,976 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:19:05,978 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,979 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,980 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 13:19:05,980 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,981 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,981 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,983 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,985 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:19:05,985 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:19:05,986 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:19:05,991 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,994 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,997 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,997 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:05,999 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,000 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,001 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,001 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,002 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,002 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,004 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,005 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 13:19:06,005 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 13:19:06,006 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 13:19:06,006 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 13:19:06,009 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-14 13:19:06,012 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,013 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,015 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,015 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,016 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:19:06,017 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:19:06,021 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:19:06,022 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:19:06,023 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:19:06,023 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 13:19:06,024 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-14 13:19:06,024 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-14 13:19:06,025 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-14 13:19:06,026 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 13:19:06,027 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,027 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-14 13:19:06,028 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 13:19:06,028 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:19:06,029 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:19:06,034 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 13:19:06,035 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 13:19:06,036 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 13:19:06,036 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 13:19:06,037 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-14 13:19:06,037 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-14 13:19:06,038 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 13:19:06,038 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 13:19:06,038 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 13:19:06,039 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_init_6 [2022-12-14 13:19:06,039 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_uninit_6 [2022-12-14 13:19:06,041 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_3 [2022-12-14 13:19:06,042 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-14 13:19:06,045 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 13:19:06,045 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 13:19:06,046 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 13:19:06,046 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 13:19:06,047 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 13:19:06,047 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 13:19:06,047 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 13:19:06,047 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 13:19:06,048 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_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i[258653,258666] [2022-12-14 13:19:06,049 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-14 13:19:06,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 13:19:06,174 INFO L208 MainTranslator]: Completed translation [2022-12-14 13:19:06,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06 WrapperNode [2022-12-14 13:19:06,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:19:06,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 13:19:06,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 13:19:06,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 13:19:06,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (1/1) ... [2022-12-14 13:19:06,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (1/1) ... [2022-12-14 13:19:06,347 INFO L138 Inliner]: procedures = 226, calls = 1460, calls flagged for inlining = 121, calls inlined = 118, statements flattened = 3849 [2022-12-14 13:19:06,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 13:19:06,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 13:19:06,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 13:19:06,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 13:19:06,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (1/1) ... [2022-12-14 13:19:06,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (1/1) ... [2022-12-14 13:19:06,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (1/1) ... [2022-12-14 13:19:06,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (1/1) ... [2022-12-14 13:19:06,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (1/1) ... [2022-12-14 13:19:06,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (1/1) ... [2022-12-14 13:19:06,486 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (1/1) ... [2022-12-14 13:19:06,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (1/1) ... [2022-12-14 13:19:06,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 13:19:06,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 13:19:06,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 13:19:06,516 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 13:19:06,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (1/1) ... [2022-12-14 13:19:06,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:19:06,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:19:06,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 13:19:06,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 13:19:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_drvinfo [2022-12-14 13:19:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_drvinfo [2022-12-14 13:19:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_running [2022-12-14 13:19:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_running [2022-12-14 13:19:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 13:19:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 13:19:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-14 13:19:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-14 13:19:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 13:19:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 13:19:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 13:19:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 13:19:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-12-14 13:19:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-12-14 13:19:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-14 13:19:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-14 13:19:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-12-14 13:19:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-12-14 13:19:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 13:19:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 13:19:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-12-14 13:19:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-12-14 13:19:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 13:19:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 13:19:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-14 13:19:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-14 13:19:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-14 13:19:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-14 13:19:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 13:19:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 13:19:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 13:19:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 13:19:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-14 13:19:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-14 13:19:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-12-14 13:19:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-12-14 13:19:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-14 13:19:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-14 13:19:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 13:19:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-14 13:19:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-14 13:19:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-12-14 13:19:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-12-14 13:19:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 13:19:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-12-14 13:19:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-12-14 13:19:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-14 13:19:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-14 13:19:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-14 13:19:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-14 13:19:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-12-14 13:19:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-12-14 13:19:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-14 13:19:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-14 13:19:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 13:19:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-12-14 13:19:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-12-14 13:19:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 13:19:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-12-14 13:19:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-12-14 13:19:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-12-14 13:19:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2022-12-14 13:19:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-14 13:19:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-14 13:19:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-14 13:19:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-14 13:19:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 13:19:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-14 13:19:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-14 13:19:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 13:19:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-12-14 13:19:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-12-14 13:19:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 13:19:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2022-12-14 13:19:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2022-12-14 13:19:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-14 13:19:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-14 13:19:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-14 13:19:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-14 13:19:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2022-12-14 13:19:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2022-12-14 13:19:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-14 13:19:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-14 13:19:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-12-14 13:19:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-12-14 13:19:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 13:19:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-12-14 13:19:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-12-14 13:19:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 13:19:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 13:19:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-14 13:19:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-14 13:19:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 13:19:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-14 13:19:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-14 13:19:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 13:19:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-14 13:19:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-14 13:19:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 13:19:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-12-14 13:19:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-12-14 13:19:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_stats [2022-12-14 13:19:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_stats [2022-12-14 13:19:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-12-14 13:19:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-12-14 13:19:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-12-14 13:19:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-12-14 13:19:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx_timeout [2022-12-14 13:19:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx_timeout [2022-12-14 13:19:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-12-14 13:19:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-12-14 13:19:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-14 13:19:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-14 13:19:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-12-14 13:19:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-12-14 13:19:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-14 13:19:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-14 13:19:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-14 13:19:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-14 13:19:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 13:19:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-12-14 13:19:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-12-14 13:19:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-12-14 13:19:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-12-14 13:19:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-12-14 13:19:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-12-14 13:19:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-12-14 13:19:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-12-14 13:19:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 13:19:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 13:19:07,068 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 13:19:07,071 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 13:19:07,678 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 13:19:09,132 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 13:19:09,944 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 13:19:09,944 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 13:19:09,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 01:19:09 BoogieIcfgContainer [2022-12-14 13:19:09,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 13:19:09,949 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 13:19:09,949 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 13:19:09,951 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 13:19:09,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 01:19:04" (1/3) ... [2022-12-14 13:19:09,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d33e587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 01:19:09, skipping insertion in model container [2022-12-14 13:19:09,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06" (2/3) ... [2022-12-14 13:19:09,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d33e587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 01:19:09, skipping insertion in model container [2022-12-14 13:19:09,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 01:19:09" (3/3) ... [2022-12-14 13:19:09,953 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2022-12-14 13:19:09,971 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 13:19:09,971 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 13:19:10,025 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 13:19:10,030 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;@6440da0c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 13:19:10,030 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 13:19:10,036 INFO L276 IsEmpty]: Start isEmpty. Operand has 880 states, 537 states have (on average 1.366852886405959) internal successors, (734), 565 states have internal predecessors, (734), 285 states have call successors, (285), 57 states have call predecessors, (285), 56 states have return successors, (277), 267 states have call predecessors, (277), 277 states have call successors, (277) [2022-12-14 13:19:10,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-14 13:19:10,052 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:19:10,053 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-14 13:19:10,053 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 13:19:10,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:19:10,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1386587921, now seen corresponding path program 1 times [2022-12-14 13:19:10,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:19:10,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688148627] [2022-12-14 13:19:10,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:10,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:19:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:10,598 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:10,598 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:19:10,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688148627] [2022-12-14 13:19:10,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688148627] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:19:10,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:19:10,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 13:19:10,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779126064] [2022-12-14 13:19:10,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:19:10,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 13:19:10,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:19:10,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 13:19:10,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 13:19:10,633 INFO L87 Difference]: Start difference. First operand has 880 states, 537 states have (on average 1.366852886405959) internal successors, (734), 565 states have internal predecessors, (734), 285 states have call successors, (285), 57 states have call predecessors, (285), 56 states have return successors, (277), 267 states have call predecessors, (277), 277 states have call successors, (277) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 13:19:12,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:13,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:19:13,537 INFO L93 Difference]: Finished difference Result 2235 states and 3276 transitions. [2022-12-14 13:19:13,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 13:19:13,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 120 [2022-12-14 13:19:13,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:19:13,561 INFO L225 Difference]: With dead ends: 2235 [2022-12-14 13:19:13,562 INFO L226 Difference]: Without dead ends: 1347 [2022-12-14 13:19:13,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 13:19:13,576 INFO L413 NwaCegarLoop]: 1281 mSDtfsCounter, 720 mSDsluCounter, 1050 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 720 SdHoareTripleChecker+Valid, 2331 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-12-14 13:19:13,577 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [720 Valid, 2331 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 345 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2022-12-14 13:19:13,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1347 states. [2022-12-14 13:19:13,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1347 to 1342. [2022-12-14 13:19:13,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1342 states, 836 states have (on average 1.332535885167464) internal successors, (1114), 863 states have internal predecessors, (1114), 407 states have call successors, (407), 99 states have call predecessors, (407), 98 states have return successors, (406), 392 states have call predecessors, (406), 406 states have call successors, (406) [2022-12-14 13:19:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1342 states and 1927 transitions. [2022-12-14 13:19:13,741 INFO L78 Accepts]: Start accepts. Automaton has 1342 states and 1927 transitions. Word has length 120 [2022-12-14 13:19:13,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:19:13,743 INFO L495 AbstractCegarLoop]: Abstraction has 1342 states and 1927 transitions. [2022-12-14 13:19:13,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 13:19:13,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1927 transitions. [2022-12-14 13:19:13,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 13:19:13,753 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:19:13,753 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-14 13:19:13,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 13:19:13,754 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 13:19:13,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:19:13,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1252663922, now seen corresponding path program 1 times [2022-12-14 13:19:13,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:19:13,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814490898] [2022-12-14 13:19:13,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:13,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:19:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:14,120 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:19:14,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814490898] [2022-12-14 13:19:14,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814490898] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:19:14,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:19:14,121 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 13:19:14,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224712649] [2022-12-14 13:19:14,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:19:14,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 13:19:14,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:19:14,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 13:19:14,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:19:14,124 INFO L87 Difference]: Start difference. First operand 1342 states and 1927 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-14 13:19:16,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:17,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:19:17,451 INFO L93 Difference]: Finished difference Result 3159 states and 4515 transitions. [2022-12-14 13:19:17,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 13:19:17,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 133 [2022-12-14 13:19:17,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:19:17,462 INFO L225 Difference]: With dead ends: 3159 [2022-12-14 13:19:17,462 INFO L226 Difference]: Without dead ends: 1841 [2022-12-14 13:19:17,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 13:19:17,468 INFO L413 NwaCegarLoop]: 1258 mSDtfsCounter, 686 mSDsluCounter, 3603 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 690 SdHoareTripleChecker+Valid, 4861 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-12-14 13:19:17,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [690 Valid, 4861 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 572 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-12-14 13:19:17,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2022-12-14 13:19:17,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1829. [2022-12-14 13:19:17,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1829 states, 1147 states have (on average 1.3251961639058414) internal successors, (1520), 1182 states have internal predecessors, (1520), 540 states have call successors, (540), 142 states have call predecessors, (540), 141 states have return successors, (539), 523 states have call predecessors, (539), 539 states have call successors, (539) [2022-12-14 13:19:17,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1829 states and 2599 transitions. [2022-12-14 13:19:17,562 INFO L78 Accepts]: Start accepts. Automaton has 1829 states and 2599 transitions. Word has length 133 [2022-12-14 13:19:17,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:19:17,563 INFO L495 AbstractCegarLoop]: Abstraction has 1829 states and 2599 transitions. [2022-12-14 13:19:17,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-14 13:19:17,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2599 transitions. [2022-12-14 13:19:17,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-14 13:19:17,566 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:19:17,566 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-14 13:19:17,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 13:19:17,566 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 13:19:17,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:19:17,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1505515023, now seen corresponding path program 1 times [2022-12-14 13:19:17,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:19:17,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037071150] [2022-12-14 13:19:17,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:17,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:19:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:17,941 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:17,942 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:19:17,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037071150] [2022-12-14 13:19:17,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037071150] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:19:17,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:19:17,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 13:19:17,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389083415] [2022-12-14 13:19:17,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:19:17,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 13:19:17,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:19:17,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 13:19:17,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:19:17,944 INFO L87 Difference]: Start difference. First operand 1829 states and 2599 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-14 13:19:20,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:21,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:19:21,199 INFO L93 Difference]: Finished difference Result 3651 states and 5190 transitions. [2022-12-14 13:19:21,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 13:19:21,200 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 135 [2022-12-14 13:19:21,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:19:21,209 INFO L225 Difference]: With dead ends: 3651 [2022-12-14 13:19:21,210 INFO L226 Difference]: Without dead ends: 1846 [2022-12-14 13:19:21,215 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 13:19:21,215 INFO L413 NwaCegarLoop]: 1258 mSDtfsCounter, 683 mSDsluCounter, 3603 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 4861 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-12-14 13:19:21,216 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [687 Valid, 4861 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 572 Invalid, 1 Unknown, 0 Unchecked, 3.1s Time] [2022-12-14 13:19:21,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1846 states. [2022-12-14 13:19:21,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1846 to 1834. [2022-12-14 13:19:21,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1834 states, 1151 states have (on average 1.3240660295395308) internal successors, (1524), 1186 states have internal predecessors, (1524), 540 states have call successors, (540), 143 states have call predecessors, (540), 142 states have return successors, (539), 523 states have call predecessors, (539), 539 states have call successors, (539) [2022-12-14 13:19:21,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1834 states and 2603 transitions. [2022-12-14 13:19:21,278 INFO L78 Accepts]: Start accepts. Automaton has 1834 states and 2603 transitions. Word has length 135 [2022-12-14 13:19:21,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:19:21,279 INFO L495 AbstractCegarLoop]: Abstraction has 1834 states and 2603 transitions. [2022-12-14 13:19:21,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-14 13:19:21,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2603 transitions. [2022-12-14 13:19:21,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-14 13:19:21,280 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:19:21,281 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-14 13:19:21,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 13:19:21,281 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 13:19:21,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:19:21,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1689816953, now seen corresponding path program 1 times [2022-12-14 13:19:21,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:19:21,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555871740] [2022-12-14 13:19:21,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:21,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:19:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:21,550 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:21,550 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:19:21,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555871740] [2022-12-14 13:19:21,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555871740] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:19:21,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:19:21,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 13:19:21,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382851575] [2022-12-14 13:19:21,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:19:21,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 13:19:21,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:19:21,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 13:19:21,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:19:21,553 INFO L87 Difference]: Start difference. First operand 1834 states and 2603 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-14 13:19:24,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:24,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:19:24,801 INFO L93 Difference]: Finished difference Result 4156 states and 5877 transitions. [2022-12-14 13:19:24,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 13:19:24,801 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 132 [2022-12-14 13:19:24,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:19:24,810 INFO L225 Difference]: With dead ends: 4156 [2022-12-14 13:19:24,810 INFO L226 Difference]: Without dead ends: 2346 [2022-12-14 13:19:24,814 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 13:19:24,815 INFO L413 NwaCegarLoop]: 1263 mSDtfsCounter, 688 mSDsluCounter, 3615 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 692 SdHoareTripleChecker+Valid, 4878 SdHoareTripleChecker+Invalid, 587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-12-14 13:19:24,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [692 Valid, 4878 Invalid, 587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 584 Invalid, 1 Unknown, 0 Unchecked, 3.1s Time] [2022-12-14 13:19:24,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2346 states. [2022-12-14 13:19:24,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2346 to 2315. [2022-12-14 13:19:24,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2315 states, 1458 states have (on average 1.3209876543209877) internal successors, (1926), 1503 states have internal predecessors, (1926), 671 states have call successors, (671), 186 states have call predecessors, (671), 185 states have return successors, (670), 650 states have call predecessors, (670), 670 states have call successors, (670) [2022-12-14 13:19:24,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 2315 states and 3267 transitions. [2022-12-14 13:19:24,897 INFO L78 Accepts]: Start accepts. Automaton has 2315 states and 3267 transitions. Word has length 132 [2022-12-14 13:19:24,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:19:24,898 INFO L495 AbstractCegarLoop]: Abstraction has 2315 states and 3267 transitions. [2022-12-14 13:19:24,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-14 13:19:24,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 3267 transitions. [2022-12-14 13:19:24,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-12-14 13:19:24,900 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:19:24,900 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:19:24,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 13:19:24,901 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 13:19:24,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:19:24,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1702148284, now seen corresponding path program 1 times [2022-12-14 13:19:24,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:19:24,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178154298] [2022-12-14 13:19:24,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:24,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:19:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:25,181 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:19:25,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178154298] [2022-12-14 13:19:25,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178154298] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:19:25,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:19:25,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 13:19:25,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957882627] [2022-12-14 13:19:25,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:19:25,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 13:19:25,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:19:25,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 13:19:25,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:19:25,183 INFO L87 Difference]: Start difference. First operand 2315 states and 3267 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-14 13:19:27,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:28,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:19:28,404 INFO L93 Difference]: Finished difference Result 4165 states and 5878 transitions. [2022-12-14 13:19:28,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 13:19:28,404 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 134 [2022-12-14 13:19:28,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:19:28,414 INFO L225 Difference]: With dead ends: 4165 [2022-12-14 13:19:28,414 INFO L226 Difference]: Without dead ends: 2116 [2022-12-14 13:19:28,421 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 13:19:28,421 INFO L413 NwaCegarLoop]: 1258 mSDtfsCounter, 683 mSDsluCounter, 3603 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 4861 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-12-14 13:19:28,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [687 Valid, 4861 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 572 Invalid, 1 Unknown, 0 Unchecked, 3.1s Time] [2022-12-14 13:19:28,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2116 states. [2022-12-14 13:19:28,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2116 to 2098. [2022-12-14 13:19:28,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2098 states, 1324 states have (on average 1.3270392749244713) internal successors, (1757), 1364 states have internal predecessors, (1757), 605 states have call successors, (605), 169 states have call predecessors, (605), 168 states have return successors, (604), 587 states have call predecessors, (604), 604 states have call successors, (604) [2022-12-14 13:19:28,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 2098 states and 2966 transitions. [2022-12-14 13:19:28,519 INFO L78 Accepts]: Start accepts. Automaton has 2098 states and 2966 transitions. Word has length 134 [2022-12-14 13:19:28,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:19:28,519 INFO L495 AbstractCegarLoop]: Abstraction has 2098 states and 2966 transitions. [2022-12-14 13:19:28,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-14 13:19:28,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2966 transitions. [2022-12-14 13:19:28,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 13:19:28,522 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:19:28,522 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:19:28,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 13:19:28,522 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 13:19:28,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:19:28,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1797626651, now seen corresponding path program 1 times [2022-12-14 13:19:28,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:19:28,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893477067] [2022-12-14 13:19:28,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:28,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:19:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:28,977 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2022-12-14 13:19:28,977 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:19:28,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893477067] [2022-12-14 13:19:28,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893477067] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 13:19:28,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [518148276] [2022-12-14 13:19:28,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:28,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:19:28,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:19:28,979 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 13:19:28,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 13:19:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:29,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 2758 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 13:19:29,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 13:19:29,832 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:29,832 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 13:19:29,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [518148276] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:19:29,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 13:19:29,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2022-12-14 13:19:29,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056862624] [2022-12-14 13:19:29,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:19:29,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 13:19:29,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:19:29,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 13:19:29,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2022-12-14 13:19:29,834 INFO L87 Difference]: Start difference. First operand 2098 states and 2966 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:19:32,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:34,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:19:34,360 INFO L93 Difference]: Finished difference Result 5433 states and 7683 transitions. [2022-12-14 13:19:34,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-14 13:19:34,360 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 146 [2022-12-14 13:19:34,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:19:34,370 INFO L225 Difference]: With dead ends: 5433 [2022-12-14 13:19:34,370 INFO L226 Difference]: Without dead ends: 3618 [2022-12-14 13:19:34,374 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2022-12-14 13:19:34,375 INFO L413 NwaCegarLoop]: 1748 mSDtfsCounter, 1091 mSDsluCounter, 8088 mSDsCounter, 0 mSdLazyCounter, 1210 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 9836 SdHoareTripleChecker+Invalid, 1213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1210 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-12-14 13:19:34,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 9836 Invalid, 1213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1210 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-12-14 13:19:34,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3618 states. [2022-12-14 13:19:34,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3618 to 3578. [2022-12-14 13:19:34,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3578 states, 2275 states have (on average 1.3314285714285714) internal successors, (3029), 2351 states have internal predecessors, (3029), 1011 states have call successors, (1011), 289 states have call predecessors, (1011), 291 states have return successors, (1019), 976 states have call predecessors, (1019), 1010 states have call successors, (1019) [2022-12-14 13:19:34,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 3578 states and 5059 transitions. [2022-12-14 13:19:34,493 INFO L78 Accepts]: Start accepts. Automaton has 3578 states and 5059 transitions. Word has length 146 [2022-12-14 13:19:34,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:19:34,493 INFO L495 AbstractCegarLoop]: Abstraction has 3578 states and 5059 transitions. [2022-12-14 13:19:34,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:19:34,493 INFO L276 IsEmpty]: Start isEmpty. Operand 3578 states and 5059 transitions. [2022-12-14 13:19:34,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 13:19:34,496 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:19:34,496 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:19:34,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 13:19:34,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-12-14 13:19:34,697 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 13:19:34,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:19:34,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1405044331, now seen corresponding path program 1 times [2022-12-14 13:19:34,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:19:34,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276878743] [2022-12-14 13:19:34,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:34,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:19:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:35,134 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:19:35,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276878743] [2022-12-14 13:19:35,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276878743] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 13:19:35,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905889303] [2022-12-14 13:19:35,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:35,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:19:35,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:19:35,136 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 13:19:35,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 13:19:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:35,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 2760 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 13:19:35,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 13:19:35,764 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:35,764 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 13:19:35,764 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905889303] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:19:35,764 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 13:19:35,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-12-14 13:19:35,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751124212] [2022-12-14 13:19:35,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:19:35,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 13:19:35,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:19:35,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 13:19:35,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-12-14 13:19:35,766 INFO L87 Difference]: Start difference. First operand 3578 states and 5059 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:19:38,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:40,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:19:40,237 INFO L93 Difference]: Finished difference Result 8412 states and 11886 transitions. [2022-12-14 13:19:40,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-14 13:19:40,237 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 147 [2022-12-14 13:19:40,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:19:40,253 INFO L225 Difference]: With dead ends: 8412 [2022-12-14 13:19:40,253 INFO L226 Difference]: Without dead ends: 5117 [2022-12-14 13:19:40,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-12-14 13:19:40,261 INFO L413 NwaCegarLoop]: 1798 mSDtfsCounter, 1091 mSDsluCounter, 8276 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 10074 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-12-14 13:19:40,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 10074 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1257 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-12-14 13:19:40,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5117 states. [2022-12-14 13:19:40,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5117 to 5069. [2022-12-14 13:19:40,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5069 states, 3233 states have (on average 1.3325085060315496) internal successors, (4308), 3350 states have internal predecessors, (4308), 1417 states have call successors, (1417), 409 states have call predecessors, (1417), 418 states have return successors, (1440), 1364 states have call predecessors, (1440), 1416 states have call successors, (1440) [2022-12-14 13:19:40,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5069 states to 5069 states and 7165 transitions. [2022-12-14 13:19:40,448 INFO L78 Accepts]: Start accepts. Automaton has 5069 states and 7165 transitions. Word has length 147 [2022-12-14 13:19:40,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:19:40,449 INFO L495 AbstractCegarLoop]: Abstraction has 5069 states and 7165 transitions. [2022-12-14 13:19:40,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:19:40,449 INFO L276 IsEmpty]: Start isEmpty. Operand 5069 states and 7165 transitions. [2022-12-14 13:19:40,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-14 13:19:40,455 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:19:40,455 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:19:40,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 13:19:40,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:19:40,656 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 13:19:40,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:19:40,656 INFO L85 PathProgramCache]: Analyzing trace with hash 2045960428, now seen corresponding path program 1 times [2022-12-14 13:19:40,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:19:40,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194976665] [2022-12-14 13:19:40,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:40,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:19:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:41,023 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:41,023 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:19:41,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194976665] [2022-12-14 13:19:41,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194976665] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 13:19:41,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [415035248] [2022-12-14 13:19:41,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:41,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:19:41,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:19:41,025 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 13:19:41,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 13:19:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:41,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 2762 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 13:19:41,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 13:19:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:41,649 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 13:19:41,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [415035248] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:19:41,649 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 13:19:41,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-12-14 13:19:41,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722164751] [2022-12-14 13:19:41,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:19:41,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 13:19:41,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:19:41,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 13:19:41,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-12-14 13:19:41,650 INFO L87 Difference]: Start difference. First operand 5069 states and 7165 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:19:44,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:45,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:19:45,999 INFO L93 Difference]: Finished difference Result 11390 states and 16090 transitions. [2022-12-14 13:19:45,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-14 13:19:45,999 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 148 [2022-12-14 13:19:46,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:19:46,018 INFO L225 Difference]: With dead ends: 11390 [2022-12-14 13:19:46,018 INFO L226 Difference]: Without dead ends: 6604 [2022-12-14 13:19:46,027 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-12-14 13:19:46,027 INFO L413 NwaCegarLoop]: 1798 mSDtfsCounter, 1091 mSDsluCounter, 8276 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 10074 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-12-14 13:19:46,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 10074 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1257 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2022-12-14 13:19:46,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6604 states. [2022-12-14 13:19:46,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6604 to 5071. [2022-12-14 13:19:46,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5071 states, 3235 states have (on average 1.3323029366306027) internal successors, (4310), 3350 states have internal predecessors, (4310), 1417 states have call successors, (1417), 409 states have call predecessors, (1417), 418 states have return successors, (1440), 1366 states have call predecessors, (1440), 1416 states have call successors, (1440) [2022-12-14 13:19:46,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5071 states to 5071 states and 7167 transitions. [2022-12-14 13:19:46,233 INFO L78 Accepts]: Start accepts. Automaton has 5071 states and 7167 transitions. Word has length 148 [2022-12-14 13:19:46,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:19:46,234 INFO L495 AbstractCegarLoop]: Abstraction has 5071 states and 7167 transitions. [2022-12-14 13:19:46,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:19:46,234 INFO L276 IsEmpty]: Start isEmpty. Operand 5071 states and 7167 transitions. [2022-12-14 13:19:46,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 13:19:46,239 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:19:46,239 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:19:46,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 13:19:46,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-12-14 13:19:46,440 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 13:19:46,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:19:46,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1523812988, now seen corresponding path program 1 times [2022-12-14 13:19:46,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:19:46,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744337038] [2022-12-14 13:19:46,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:46,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:19:46,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:46,875 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:46,875 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:19:46,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744337038] [2022-12-14 13:19:46,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744337038] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 13:19:46,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [288690908] [2022-12-14 13:19:46,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:46,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:19:46,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:19:46,877 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 13:19:46,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 13:19:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:47,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 2764 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 13:19:47,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 13:19:47,465 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 13:19:47,465 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 13:19:47,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [288690908] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:19:47,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 13:19:47,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-12-14 13:19:47,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948125415] [2022-12-14 13:19:47,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:19:47,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 13:19:47,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:19:47,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 13:19:47,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-12-14 13:19:47,466 INFO L87 Difference]: Start difference. First operand 5071 states and 7167 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:19:50,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:52,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:19:52,017 INFO L93 Difference]: Finished difference Result 11396 states and 16096 transitions. [2022-12-14 13:19:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-14 13:19:52,017 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 149 [2022-12-14 13:19:52,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:19:52,037 INFO L225 Difference]: With dead ends: 11396 [2022-12-14 13:19:52,037 INFO L226 Difference]: Without dead ends: 6608 [2022-12-14 13:19:52,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-12-14 13:19:52,048 INFO L413 NwaCegarLoop]: 1798 mSDtfsCounter, 1091 mSDsluCounter, 8276 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 10074 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-12-14 13:19:52,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 10074 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1257 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-12-14 13:19:52,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6608 states. [2022-12-14 13:19:52,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6608 to 5073. [2022-12-14 13:19:52,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5073 states, 3237 states have (on average 1.3320976212542477) internal successors, (4312), 3350 states have internal predecessors, (4312), 1417 states have call successors, (1417), 409 states have call predecessors, (1417), 418 states have return successors, (1440), 1368 states have call predecessors, (1440), 1416 states have call successors, (1440) [2022-12-14 13:19:52,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5073 states to 5073 states and 7169 transitions. [2022-12-14 13:19:52,265 INFO L78 Accepts]: Start accepts. Automaton has 5073 states and 7169 transitions. Word has length 149 [2022-12-14 13:19:52,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:19:52,265 INFO L495 AbstractCegarLoop]: Abstraction has 5073 states and 7169 transitions. [2022-12-14 13:19:52,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:19:52,266 INFO L276 IsEmpty]: Start isEmpty. Operand 5073 states and 7169 transitions. [2022-12-14 13:19:52,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 13:19:52,272 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:19:52,272 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:19:52,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 13:19:52,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:19:52,473 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 13:19:52,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:19:52,473 INFO L85 PathProgramCache]: Analyzing trace with hash -2089234557, now seen corresponding path program 1 times [2022-12-14 13:19:52,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:19:52,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125990355] [2022-12-14 13:19:52,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:52,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:19:52,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:52,951 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2022-12-14 13:19:52,951 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:19:52,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125990355] [2022-12-14 13:19:52,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125990355] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 13:19:52,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914401536] [2022-12-14 13:19:52,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:52,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:19:52,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:19:52,952 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 13:19:52,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6b91a8-1bd9-45cd-b54d-90fe82d67f49/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 13:19:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:53,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 2833 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 13:19:53,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 13:19:53,582 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2022-12-14 13:19:53,583 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 13:19:53,832 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-12-14 13:19:53,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [914401536] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 13:19:53,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1124054809] [2022-12-14 13:19:53,850 INFO L159 IcfgInterpreter]: Started Sifa with 82 locations of interest [2022-12-14 13:19:53,850 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 13:19:53,853 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 13:19:53,857 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 13:19:53,857 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 13:19:57,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:19:57,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:19:57,927 INFO L217 Elim1Store]: Index analysis took 147 ms [2022-12-14 13:20:00,981 INFO L321 Elim1Store]: treesize reduction 1263, result has 33.9 percent of original size [2022-12-14 13:20:00,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 55 select indices, 55 select index equivalence classes, 1489 disjoint index pairs (out of 1485 index pairs), introduced 55 new quantified variables, introduced 55 case distinctions, treesize of input 285 treesize of output 822 [2022-12-14 13:20:02,091 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 9 treesize of output 11 [2022-12-14 13:20:02,739 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 9 treesize of output 11 [2022-12-14 13:20:03,108 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 9 treesize of output 11 [2022-12-14 13:20:03,325 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 9 treesize of output 11 [2022-12-14 13:20:03,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:03,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:03,757 INFO L217 Elim1Store]: Index analysis took 209 ms [2022-12-14 13:20:09,163 WARN L233 SmtUtils]: Spent 5.39s on a formula simplification. DAG size of input: 879 DAG size of output: 439 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 13:20:09,165 INFO L321 Elim1Store]: treesize reduction 2074, result has 25.4 percent of original size [2022-12-14 13:20:09,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 58 select indices, 58 select index equivalence classes, 1544 disjoint index pairs (out of 1653 index pairs), introduced 58 new quantified variables, introduced 165 case distinctions, treesize of input 304 treesize of output 901 [2022-12-14 13:20:10,005 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 9 treesize of output 11 [2022-12-14 13:20:10,119 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 9 treesize of output 11 [2022-12-14 13:20:10,335 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 9 treesize of output 11 [2022-12-14 13:20:19,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 13:20:19,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 13:20:19,376 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 7 treesize of output 6 [2022-12-14 13:20:23,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:23,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:23,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 57 select indices, 57 select index equivalence classes, 1598 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 286 treesize of output 172 [2022-12-14 13:20:24,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:24,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:25,035 INFO L217 Elim1Store]: Index analysis took 444 ms [2022-12-14 13:20:25,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 306 select indices, 306 select index equivalence classes, 17840 disjoint index pairs (out of 46665 index pairs), introduced 306 new quantified variables, introduced 0 case distinctions, treesize of input 2693 treesize of output 983 [2022-12-14 13:20:26,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:26,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:26,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 58 select indices, 58 select index equivalence classes, 1653 disjoint index pairs (out of 1653 index pairs), introduced 58 new quantified variables, introduced 0 case distinctions, treesize of input 291 treesize of output 175 [2022-12-14 13:20:37,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:37,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:38,174 INFO L217 Elim1Store]: Index analysis took 299 ms [2022-12-14 13:20:38,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 306 select indices, 306 select index equivalence classes, 17840 disjoint index pairs (out of 46665 index pairs), introduced 306 new quantified variables, introduced 0 case distinctions, treesize of input 2693 treesize of output 983 [2022-12-14 13:20:39,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:39,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:39,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 57 select indices, 57 select index equivalence classes, 1598 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 286 treesize of output 172 [2022-12-14 13:20:39,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:39,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 13:20:39,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 58 select indices, 58 select index equivalence classes, 1653 disjoint index pairs (out of 1653 index pairs), introduced 58 new quantified variables, introduced 0 case distinctions, treesize of input 291 treesize of output 175 [2022-12-14 13:21:29,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:21:29,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:21:30,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 13:21:31,281 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:21:31,285 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:21:31,324 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:22:10,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 13:22:11,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:22:11,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:22:12,502 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:22:12,532 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:22:12,535 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:23:14,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:23:14,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:23:15,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 13:23:16,237 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:23:16,245 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:23:16,274 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:23:45,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:23:45,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 13:23:46,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:23:47,361 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:23:47,376 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:23:47,387 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:24:39,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:24:39,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 13:24:39,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:24:40,909 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:24:40,918 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:24:40,934 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:25:16,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:25:16,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 13:25:17,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:25:18,377 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:25:18,380 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:25:18,421 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:26:41,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:26:41,849 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:26:42,326 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 13:26:43,761 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:26:43,770 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:26:43,797 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:27:51,526 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 13:27:52,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:27:52,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:27:53,558 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:27:53,580 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:27:53,596 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:29:35,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:29:36,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:29:36,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 13:29:37,784 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:29:37,789 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:29:37,805 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:31:08,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:31:09,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 13:31:09,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 13:31:10,737 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:31:10,753 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 13:31:10,768 WARN L207 Elim1Store]: Array PQE input equivalent to false