./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loops-crafted-1/discover_list.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/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_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/discover_list.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b98ece0168fde0a9f5db629b0589397995dd8e9526df8a73dd8042a19f16d948 --- 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 10:22:08,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 10:22:08,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 10:22:08,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 10:22:08,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 10:22:08,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 10:22:08,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 10:22:08,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 10:22:08,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 10:22:08,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 10:22:08,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 10:22:08,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 10:22:08,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 10:22:08,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 10:22:08,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 10:22:08,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 10:22:08,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 10:22:08,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 10:22:08,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 10:22:08,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 10:22:08,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 10:22:08,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 10:22:08,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 10:22:08,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 10:22:08,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 10:22:08,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 10:22:08,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 10:22:08,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 10:22:08,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 10:22:08,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 10:22:08,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 10:22:08,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 10:22:08,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 10:22:08,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 10:22:08,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 10:22:08,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 10:22:08,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 10:22:08,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 10:22:08,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 10:22:08,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 10:22:08,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 10:22:08,139 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-12-14 10:22:08,160 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 10:22:08,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 10:22:08,161 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 10:22:08,161 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 10:22:08,162 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 10:22:08,162 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 10:22:08,162 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 10:22:08,162 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 10:22:08,162 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 10:22:08,162 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 10:22:08,163 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 10:22:08,163 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 10:22:08,163 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 10:22:08,163 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 10:22:08,163 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 10:22:08,164 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 10:22:08,164 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 10:22:08,164 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 10:22:08,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 10:22:08,165 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 10:22:08,165 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 10:22:08,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 10:22:08,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 10:22:08,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 10:22:08,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 10:22:08,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 10:22:08,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 10:22:08,166 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 10:22:08,166 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 10:22:08,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 10:22:08,166 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 10:22:08,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 10:22:08,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 10:22:08,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 10:22:08,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:22:08,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 10:22:08,167 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 10:22:08,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 10:22:08,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 10:22:08,168 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 10:22:08,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 10:22:08,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 10:22:08,168 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 10:22:08,168 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_36ac88ed-54b8-4123-b226-c01d885bd325/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b98ece0168fde0a9f5db629b0589397995dd8e9526df8a73dd8042a19f16d948 [2022-12-14 10:22:08,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 10:22:08,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 10:22:08,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 10:22:08,378 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 10:22:08,379 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 10:22:08,379 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/loops-crafted-1/discover_list.c [2022-12-14 10:22:10,881 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 10:22:11,082 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 10:22:11,083 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/sv-benchmarks/c/loops-crafted-1/discover_list.c [2022-12-14 10:22:11,091 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/data/f0ed25c46/374f279515cd46d18ed84360a47292b2/FLAGfde638fa7 [2022-12-14 10:22:11,449 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/data/f0ed25c46/374f279515cd46d18ed84360a47292b2 [2022-12-14 10:22:11,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 10:22:11,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 10:22:11,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 10:22:11,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 10:22:11,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 10:22:11,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79066a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11, skipping insertion in model container [2022-12-14 10:22:11,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 10:22:11,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 10:22:11,605 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_36ac88ed-54b8-4123-b226-c01d885bd325/sv-benchmarks/c/loops-crafted-1/discover_list.c[4997,5010] [2022-12-14 10:22:11,616 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 10:22:11,621 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 10:22:11,625 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 10:22:11,630 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,631 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,632 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,632 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,636 WARN L623 FunctionHandler]: Unknown extern function smp_get_num [2022-12-14 10:22:11,640 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,641 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,641 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,642 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,648 WARN L623 FunctionHandler]: Unknown extern function smp_get_llnum [2022-12-14 10:22:11,654 WARN L623 FunctionHandler]: Unknown extern function smp_send_req [2022-12-14 10:22:11,656 WARN L623 FunctionHandler]: Unknown extern function smp_get_func_def_resp_len [2022-12-14 10:22:11,657 WARN L623 FunctionHandler]: Unknown extern function dStrHex [2022-12-14 10:22:11,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:22:11,671 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 10:22:11,687 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_36ac88ed-54b8-4123-b226-c01d885bd325/sv-benchmarks/c/loops-crafted-1/discover_list.c[4997,5010] [2022-12-14 10:22:11,691 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 10:22:11,693 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 10:22:11,695 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 10:22:11,698 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,700 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,700 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,701 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,704 WARN L623 FunctionHandler]: Unknown extern function smp_get_num [2022-12-14 10:22:11,708 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,709 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,709 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,709 WARN L623 FunctionHandler]: Unknown extern function toupper [2022-12-14 10:22:11,715 WARN L623 FunctionHandler]: Unknown extern function smp_get_llnum [2022-12-14 10:22:11,721 WARN L623 FunctionHandler]: Unknown extern function smp_send_req [2022-12-14 10:22:11,722 WARN L623 FunctionHandler]: Unknown extern function smp_get_func_def_resp_len [2022-12-14 10:22:11,723 WARN L623 FunctionHandler]: Unknown extern function dStrHex [2022-12-14 10:22:11,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:22:11,741 INFO L208 MainTranslator]: Completed translation [2022-12-14 10:22:11,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11 WrapperNode [2022-12-14 10:22:11,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 10:22:11,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 10:22:11,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 10:22:11,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 10:22:11,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,764 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,791 INFO L138 Inliner]: procedures = 36, calls = 639, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 546 [2022-12-14 10:22:11,791 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 10:22:11,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 10:22:11,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 10:22:11,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 10:22:11,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,819 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 10:22:11,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 10:22:11,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 10:22:11,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 10:22:11,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (1/1) ... [2022-12-14 10:22:11,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:22:11,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:22:11,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 10:22:11,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 10:22:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 10:22:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 10:22:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 10:22:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 10:22:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure smp_send_req [2022-12-14 10:22:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 10:22:11,883 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 10:22:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 10:22:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 10:22:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 10:22:11,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 10:22:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 10:22:11,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 10:22:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 10:22:11,966 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 10:22:11,968 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 10:22:12,429 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 10:22:12,526 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 10:22:12,526 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 10:22:12,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:22:12 BoogieIcfgContainer [2022-12-14 10:22:12,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 10:22:12,529 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 10:22:12,530 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 10:22:12,532 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 10:22:12,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 10:22:11" (1/3) ... [2022-12-14 10:22:12,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ff5bfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:22:12, skipping insertion in model container [2022-12-14 10:22:12,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:22:11" (2/3) ... [2022-12-14 10:22:12,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ff5bfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:22:12, skipping insertion in model container [2022-12-14 10:22:12,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:22:12" (3/3) ... [2022-12-14 10:22:12,534 INFO L112 eAbstractionObserver]: Analyzing ICFG discover_list.c [2022-12-14 10:22:12,548 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 10:22:12,548 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 42 error locations. [2022-12-14 10:22:12,584 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 10:22:12,589 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;@3ab70585, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 10:22:12,589 INFO L358 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2022-12-14 10:22:12,592 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 75 states have (on average 1.8133333333333332) internal successors, (136), 117 states have internal predecessors, (136), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-14 10:22:12,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 10:22:12,598 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:22:12,599 INFO L195 NwaCegarLoop]: trace histogram [1, 1] [2022-12-14 10:22:12,599 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2022-12-14 10:22:12,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:22:12,604 INFO L85 PathProgramCache]: Analyzing trace with hash 11543, now seen corresponding path program 1 times [2022-12-14 10:22:12,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:22:12,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413714229] [2022-12-14 10:22:12,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:22:12,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:22:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:22:12,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:22:12,891 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:22:12,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413714229] [2022-12-14 10:22:12,892 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413714229] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:22:12,892 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:22:12,892 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-14 10:22:12,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834539690] [2022-12-14 10:22:12,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:22:12,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 10:22:12,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:22:12,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 10:22:12,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 10:22:12,919 INFO L87 Difference]: Start difference. First operand has 128 states, 75 states have (on average 1.8133333333333332) internal successors, (136), 117 states have internal predecessors, (136), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 10:22:13,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:22:13,036 INFO L93 Difference]: Finished difference Result 238 states and 278 transitions. [2022-12-14 10:22:13,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 10:22:13,039 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2 [2022-12-14 10:22:13,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:22:13,046 INFO L225 Difference]: With dead ends: 238 [2022-12-14 10:22:13,046 INFO L226 Difference]: Without dead ends: 120 [2022-12-14 10:22:13,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 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 10:22:13,053 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 126 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 10:22:13,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 140 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 10:22:13,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2022-12-14 10:22:13,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2022-12-14 10:22:13,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 72 states have (on average 1.6666666666666667) internal successors, (120), 109 states have internal predecessors, (120), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-14 10:22:13,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 136 transitions. [2022-12-14 10:22:13,089 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 136 transitions. Word has length 2 [2022-12-14 10:22:13,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:22:13,089 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 136 transitions. [2022-12-14 10:22:13,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 10:22:13,090 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 136 transitions. [2022-12-14 10:22:13,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 10:22:13,091 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:22:13,091 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:22:13,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 10:22:13,092 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2022-12-14 10:22:13,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:22:13,092 INFO L85 PathProgramCache]: Analyzing trace with hash -374282128, now seen corresponding path program 1 times [2022-12-14 10:22:13,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:22:13,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479750960] [2022-12-14 10:22:13,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:22:13,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:22:13,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:22:13,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:22:13,233 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:22:13,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479750960] [2022-12-14 10:22:13,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479750960] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:22:13,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:22:13,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 10:22:13,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727784671] [2022-12-14 10:22:13,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:22:13,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 10:22:13,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:22:13,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 10:22:13,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 10:22:13,237 INFO L87 Difference]: Start difference. First operand 120 states and 136 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:22:13,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:22:13,319 INFO L93 Difference]: Finished difference Result 120 states and 136 transitions. [2022-12-14 10:22:13,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 10:22:13,320 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-12-14 10:22:13,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:22:13,321 INFO L225 Difference]: With dead ends: 120 [2022-12-14 10:22:13,321 INFO L226 Difference]: Without dead ends: 118 [2022-12-14 10:22:13,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 10:22:13,322 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 102 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 10:22:13,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 134 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 10:22:13,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-12-14 10:22:13,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2022-12-14 10:22:13,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 72 states have (on average 1.6388888888888888) internal successors, (118), 107 states have internal predecessors, (118), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-14 10:22:13,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 134 transitions. [2022-12-14 10:22:13,334 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 134 transitions. Word has length 15 [2022-12-14 10:22:13,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:22:13,335 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 134 transitions. [2022-12-14 10:22:13,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:22:13,336 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 134 transitions. [2022-12-14 10:22:13,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 10:22:13,336 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:22:13,336 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:22:13,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 10:22:13,337 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2022-12-14 10:22:13,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:22:13,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1282156056, now seen corresponding path program 1 times [2022-12-14 10:22:13,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:22:13,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495684114] [2022-12-14 10:22:13,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:22:13,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:22:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:22:13,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:22:13,458 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:22:13,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495684114] [2022-12-14 10:22:13,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495684114] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:22:13,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:22:13,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 10:22:13,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299166198] [2022-12-14 10:22:13,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:22:13,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 10:22:13,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:22:13,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 10:22:13,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 10:22:13,460 INFO L87 Difference]: Start difference. First operand 118 states and 134 transitions. Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:22:13,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:22:13,538 INFO L93 Difference]: Finished difference Result 124 states and 140 transitions. [2022-12-14 10:22:13,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 10:22:13,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2022-12-14 10:22:13,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:22:13,540 INFO L225 Difference]: With dead ends: 124 [2022-12-14 10:22:13,540 INFO L226 Difference]: Without dead ends: 122 [2022-12-14 10:22:13,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 10:22:13,542 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 9 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 10:22:13,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 232 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 10:22:13,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2022-12-14 10:22:13,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2022-12-14 10:22:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 76 states have (on average 1.605263157894737) internal successors, (122), 111 states have internal predecessors, (122), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-14 10:22:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 138 transitions. [2022-12-14 10:22:13,552 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 138 transitions. Word has length 16 [2022-12-14 10:22:13,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:22:13,553 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 138 transitions. [2022-12-14 10:22:13,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:22:13,553 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 138 transitions. [2022-12-14 10:22:13,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 10:22:13,554 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:22:13,554 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:22:13,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 10:22:13,554 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2022-12-14 10:22:13,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:22:13,555 INFO L85 PathProgramCache]: Analyzing trace with hash -376538935, now seen corresponding path program 1 times [2022-12-14 10:22:13,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:22:13,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289158164] [2022-12-14 10:22:13,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:22:13,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:22:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:22:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:22:13,734 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:22:13,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289158164] [2022-12-14 10:22:13,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289158164] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:22:13,734 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:22:13,734 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 10:22:13,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935678132] [2022-12-14 10:22:13,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:22:13,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 10:22:13,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:22:13,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 10:22:13,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 10:22:13,736 INFO L87 Difference]: Start difference. First operand 122 states and 138 transitions. Second operand has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:22:13,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:22:13,845 INFO L93 Difference]: Finished difference Result 244 states and 279 transitions. [2022-12-14 10:22:13,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 10:22:13,845 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-12-14 10:22:13,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:22:13,848 INFO L225 Difference]: With dead ends: 244 [2022-12-14 10:22:13,848 INFO L226 Difference]: Without dead ends: 128 [2022-12-14 10:22:13,848 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 10:22:13,849 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 5 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 10:22:13,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 360 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 10:22:13,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-12-14 10:22:13,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 126. [2022-12-14 10:22:13,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 79 states have (on average 1.6075949367088607) internal successors, (127), 114 states have internal predecessors, (127), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-14 10:22:13,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 143 transitions. [2022-12-14 10:22:13,856 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 143 transitions. Word has length 20 [2022-12-14 10:22:13,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:22:13,856 INFO L495 AbstractCegarLoop]: Abstraction has 126 states and 143 transitions. [2022-12-14 10:22:13,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:22:13,857 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 143 transitions. [2022-12-14 10:22:13,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 10:22:13,857 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:22:13,857 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:22:13,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 10:22:13,857 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2022-12-14 10:22:13,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:22:13,858 INFO L85 PathProgramCache]: Analyzing trace with hash -799098331, now seen corresponding path program 1 times [2022-12-14 10:22:13,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:22:13,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092377508] [2022-12-14 10:22:13,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:22:13,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:22:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:22:14,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:22:14,069 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:22:14,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092377508] [2022-12-14 10:22:14,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092377508] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 10:22:14,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [634276603] [2022-12-14 10:22:14,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:22:14,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:22:14,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:22:14,071 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:22:14,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ac88ed-54b8-4123-b226-c01d885bd325/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 10:22:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:22:14,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 48 conjunts are in the unsatisfiable core [2022-12-14 10:22:14,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:22:14,291 INFO L321 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-12-14 10:22:14,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2022-12-14 10:22:14,449 INFO L321 Elim1Store]: treesize reduction 74, result has 26.7 percent of original size [2022-12-14 10:22:14,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 97 treesize of output 125 [2022-12-14 10:22:14,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 123 [2022-12-14 10:22:14,692 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 10:22:14,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 38 [2022-12-14 10:22:14,910 INFO L321 Elim1Store]: treesize reduction 204, result has 25.3 percent of original size [2022-12-14 10:22:14,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 189 treesize of output 247 [2022-12-14 10:22:18,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2022-12-14 10:22:20,459 INFO L321 Elim1Store]: treesize reduction 120, result has 11.8 percent of original size [2022-12-14 10:22:20,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 97 treesize of output 95 [2022-12-14 10:22:20,552 INFO L321 Elim1Store]: treesize reduction 312, result has 9.0 percent of original size [2022-12-14 10:22:20,553 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 2 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 33 case distinctions, treesize of input 118 treesize of output 125 [2022-12-14 10:22:20,610 INFO L321 Elim1Store]: treesize reduction 176, result has 10.7 percent of original size [2022-12-14 10:22:20,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 18 case distinctions, treesize of input 97 treesize of output 100 [2022-12-14 10:22:20,633 INFO L321 Elim1Store]: treesize reduction 33, result has 13.2 percent of original size [2022-12-14 10:22:20,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 69 [2022-12-14 10:22:20,662 INFO L321 Elim1Store]: treesize reduction 72, result has 13.3 percent of original size [2022-12-14 10:22:20,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 76 treesize of output 73 [2022-12-14 10:22:20,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-12-14 10:22:20,692 INFO L321 Elim1Store]: treesize reduction 196, result has 0.5 percent of original size [2022-12-14 10:22:20,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 18 case distinctions, treesize of input 118 treesize of output 101 [2022-12-14 10:22:20,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-12-14 10:22:20,728 INFO L321 Elim1Store]: treesize reduction 135, result has 0.7 percent of original size [2022-12-14 10:22:20,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 118 treesize of output 101 [2022-12-14 10:22:20,741 INFO L321 Elim1Store]: treesize reduction 37, result has 2.6 percent of original size [2022-12-14 10:22:20,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 86 [2022-12-14 10:22:20,766 INFO L321 Elim1Store]: treesize reduction 82, result has 1.2 percent of original size [2022-12-14 10:22:20,767 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 90 treesize of output 77 [2022-12-14 10:22:20,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-12-14 10:22:20,963 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 25 treesize of output 25 [2022-12-14 10:22:21,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-12-14 10:22:21,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:22:21,079 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 10:22:21,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [634276603] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 10:22:21,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [797716153] [2022-12-14 10:22:21,228 INFO L159 IcfgInterpreter]: Started Sifa with 21 locations of interest [2022-12-14 10:22:21,228 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 10:22:21,231 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 10:22:21,236 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 10:22:21,236 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 10:22:21,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:21,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:21,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:21,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:21,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:21,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:21,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:21,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:21,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:21,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:21,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:21,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,368 INFO L321 Elim1Store]: treesize reduction 874, result has 23.3 percent of original size [2022-12-14 10:22:22,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 93 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 15 case distinctions, treesize of input 79 treesize of output 311 [2022-12-14 10:22:22,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:22,718 INFO L217 Elim1Store]: Index analysis took 131 ms [2022-12-14 10:22:23,748 INFO L321 Elim1Store]: treesize reduction 1319, result has 17.7 percent of original size [2022-12-14 10:22:23,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 95 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 76 case distinctions, treesize of input 133 treesize of output 377 [2022-12-14 10:22:24,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:22:25,257 INFO L217 Elim1Store]: Index analysis took 187 ms [2022-12-14 10:22:25,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 10 stores, 149 select indices, 149 select index equivalence classes, 5109 disjoint index pairs (out of 11026 index pairs), introduced 159 new quantified variables, introduced 0 case distinctions, treesize of input 8847 treesize of output 16489 [2022-12-14 10:35:03,266 WARN L233 SmtUtils]: Spent 9.32s on a formula simplification that was a NOOP. DAG size: 26904 (called from [L 166] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.eliminate) [2022-12-14 10:35:13,083 WARN L233 SmtUtils]: Spent 9.71s on a formula simplification that was a NOOP. DAG size: 26803 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-12-14 10:35:22,430 WARN L233 SmtUtils]: Spent 9.26s on a formula simplification that was a NOOP. DAG size: 26803 (called from [L 171] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.eliminate) [2022-12-14 10:35:32,368 WARN L233 SmtUtils]: Spent 9.69s on a formula simplification. DAG size of input: 26805 DAG size of output: 26798 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)