./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 602c22a5759f33fe3c7a18e3ef1531ea38defb370e298f7d0c16de4a5734f1a7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:33:41,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:33:41,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:33:41,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:33:41,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:33:41,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:33:41,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:33:41,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:33:41,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:33:41,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:33:41,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:33:41,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:33:41,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:33:41,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:33:41,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:33:41,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:33:41,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:33:41,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:33:41,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:33:41,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:33:41,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:33:41,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:33:41,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:33:41,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:33:41,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:33:41,905 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:33:41,905 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:33:41,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:33:41,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:33:41,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:33:41,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:33:41,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:33:41,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:33:41,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:33:41,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:33:41,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:33:41,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:33:41,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:33:41,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:33:41,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:33:41,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:33:41,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 18:33:41,954 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:33:41,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:33:41,955 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:33:41,955 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:33:41,956 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:33:41,956 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:33:41,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:33:41,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:33:41,958 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:33:41,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:33:41,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:33:41,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:33:41,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:33:41,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:33:41,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:33:41,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:33:41,960 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:33:41,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:33:41,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:33:41,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:33:41,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:33:41,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:33:41,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:33:41,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:33:41,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:33:41,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:33:41,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:33:41,963 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:33:41,963 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:33:41,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:33:41,963 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_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 602c22a5759f33fe3c7a18e3ef1531ea38defb370e298f7d0c16de4a5734f1a7 [2022-11-18 18:33:42,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:33:42,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:33:42,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:33:42,293 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:33:42,294 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:33:42,295 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i [2022-11-18 18:33:42,375 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/data/fb2e73db5/7360f141fe9d4f37906a26c5630eede2/FLAGf6a1d3f43 [2022-11-18 18:33:43,288 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:33:43,293 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i [2022-11-18 18:33:43,347 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/data/fb2e73db5/7360f141fe9d4f37906a26c5630eede2/FLAGf6a1d3f43 [2022-11-18 18:33:43,769 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/data/fb2e73db5/7360f141fe9d4f37906a26c5630eede2 [2022-11-18 18:33:43,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:33:43,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:33:43,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:33:43,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:33:43,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:33:43,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:33:43" (1/1) ... [2022-11-18 18:33:43,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ff6170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:43, skipping insertion in model container [2022-11-18 18:33:43,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:33:43" (1/1) ... [2022-11-18 18:33:43,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:33:43,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:33:44,327 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4494,4507] [2022-11-18 18:33:44,336 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4554,4567] [2022-11-18 18:33:45,550 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-18 18:33:45,688 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,690 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,691 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,692 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,695 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,717 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,718 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,721 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,722 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,725 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,727 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,729 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:45,730 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,300 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-18 18:33:46,302 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-18 18:33:46,304 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-18 18:33:46,306 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-18 18:33:46,308 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-18 18:33:46,309 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-18 18:33:46,310 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-18 18:33:46,312 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-18 18:33:46,313 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-18 18:33:46,314 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-18 18:33:46,485 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,496 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:33:46,640 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:33:46,659 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4494,4507] [2022-11-18 18:33:46,660 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4554,4567] [2022-11-18 18:33:46,795 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-18 18:33:46,838 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,839 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,840 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,841 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,842 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,855 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,857 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,862 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,868 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,870 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,873 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,881 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,882 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:46,974 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-18 18:33:46,976 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-18 18:33:46,977 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-18 18:33:46,989 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-18 18:33:46,991 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-18 18:33:46,993 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-18 18:33:46,995 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-18 18:33:46,996 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-18 18:33:46,999 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-18 18:33:47,000 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-18 18:33:47,033 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:47,051 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-18 18:33:47,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:33:47,447 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:33:47,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47 WrapperNode [2022-11-18 18:33:47,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:33:47,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:33:47,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:33:47,452 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:33:47,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (1/1) ... [2022-11-18 18:33:47,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (1/1) ... [2022-11-18 18:33:47,673 INFO L138 Inliner]: procedures = 690, calls = 1578, calls flagged for inlining = 46, calls inlined = 6, statements flattened = 584 [2022-11-18 18:33:47,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:33:47,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:33:47,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:33:47,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:33:47,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (1/1) ... [2022-11-18 18:33:47,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (1/1) ... [2022-11-18 18:33:47,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (1/1) ... [2022-11-18 18:33:47,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (1/1) ... [2022-11-18 18:33:47,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (1/1) ... [2022-11-18 18:33:47,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (1/1) ... [2022-11-18 18:33:47,759 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (1/1) ... [2022-11-18 18:33:47,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (1/1) ... [2022-11-18 18:33:47,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:33:47,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:33:47,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:33:47,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:33:47,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (1/1) ... [2022-11-18 18:33:47,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:33:47,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:33:47,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:33:47,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:33:47,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:33:47,881 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-18 18:33:47,882 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-18 18:33:47,883 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-18 18:33:47,883 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-18 18:33:47,883 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-18 18:33:47,883 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-18 18:33:47,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 18:33:47,883 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-18 18:33:47,884 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-18 18:33:47,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-18 18:33:47,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-18 18:33:47,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 18:33:47,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:33:47,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 18:33:47,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:33:47,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:33:47,885 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-18 18:33:47,885 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-18 18:33:47,885 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-18 18:33:47,885 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-18 18:33:47,885 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 18:33:47,885 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 18:33:47,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:33:47,885 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_clear [2022-11-18 18:33:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_clear [2022-11-18 18:33:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 18:33:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 18:33:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-18 18:33:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-18 18:33:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-18 18:33:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-18 18:33:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:33:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:33:48,275 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:33:48,277 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:33:49,207 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:33:49,216 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:33:49,216 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 18:33:49,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:33:49 BoogieIcfgContainer [2022-11-18 18:33:49,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:33:49,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:33:49,222 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:33:49,231 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:33:49,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:33:43" (1/3) ... [2022-11-18 18:33:49,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f28dd9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:33:49, skipping insertion in model container [2022-11-18 18:33:49,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:47" (2/3) ... [2022-11-18 18:33:49,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f28dd9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:33:49, skipping insertion in model container [2022-11-18 18:33:49,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:33:49" (3/3) ... [2022-11-18 18:33:49,235 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_clear_harness.i [2022-11-18 18:33:49,264 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:33:49,264 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 18:33:49,357 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 18:33:49,373 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=PETRI_NET, 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;@2c221a27, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 18:33:49,373 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 18:33:49,379 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 63 states have (on average 1.1904761904761905) internal successors, (75), 64 states have internal predecessors, (75), 25 states have call successors, (25), 11 states have call predecessors, (25), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2022-11-18 18:33:49,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-18 18:33:49,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:33:49,396 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:33:49,397 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:33:49,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:33:49,406 INFO L85 PathProgramCache]: Analyzing trace with hash 118758327, now seen corresponding path program 1 times [2022-11-18 18:33:49,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:33:49,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588621125] [2022-11-18 18:33:49,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:33:49,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:33:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:50,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:33:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:50,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:33:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:50,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:33:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:50,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 18:33:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:50,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 18:33:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:50,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:33:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:50,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-18 18:33:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:50,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 18:33:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:50,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-18 18:33:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-18 18:33:50,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:33:50,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588621125] [2022-11-18 18:33:50,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588621125] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:33:50,427 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:33:50,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:33:50,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887497731] [2022-11-18 18:33:50,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:33:50,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:33:50,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:33:50,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:33:50,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:33:50,489 INFO L87 Difference]: Start difference. First operand has 101 states, 63 states have (on average 1.1904761904761905) internal successors, (75), 64 states have internal predecessors, (75), 25 states have call successors, (25), 11 states have call predecessors, (25), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-18 18:33:51,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:33:51,047 INFO L93 Difference]: Finished difference Result 205 states and 276 transitions. [2022-11-18 18:33:51,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:33:51,050 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 60 [2022-11-18 18:33:51,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:33:51,070 INFO L225 Difference]: With dead ends: 205 [2022-11-18 18:33:51,070 INFO L226 Difference]: Without dead ends: 106 [2022-11-18 18:33:51,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:33:51,082 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 24 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-18 18:33:51,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 130 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-18 18:33:51,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2022-11-18 18:33:51,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 96. [2022-11-18 18:33:51,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 59 states have (on average 1.1694915254237288) internal successors, (69), 60 states have internal predecessors, (69), 25 states have call successors, (25), 11 states have call predecessors, (25), 11 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2022-11-18 18:33:51,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 118 transitions. [2022-11-18 18:33:51,184 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 118 transitions. Word has length 60 [2022-11-18 18:33:51,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:33:51,184 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 118 transitions. [2022-11-18 18:33:51,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-18 18:33:51,185 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 118 transitions. [2022-11-18 18:33:51,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-18 18:33:51,192 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:33:51,193 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:33:51,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 18:33:51,194 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:33:51,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:33:51,195 INFO L85 PathProgramCache]: Analyzing trace with hash 519821299, now seen corresponding path program 1 times [2022-11-18 18:33:51,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:33:51,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772497632] [2022-11-18 18:33:51,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:33:51,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:33:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:51,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:33:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:51,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:33:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:51,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:33:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:51,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 18:33:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:51,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 18:33:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:51,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:33:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:52,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-18 18:33:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:52,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 18:33:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:52,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-18 18:33:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:52,053 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-18 18:33:52,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:33:52,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772497632] [2022-11-18 18:33:52,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772497632] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 18:33:52,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1199355973] [2022-11-18 18:33:52,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:33:52,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 18:33:52,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:33:52,061 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 18:33:52,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 18:33:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:52,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 2011 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 18:33:52,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:33:52,870 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-18 18:33:52,871 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 18:33:52,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1199355973] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:33:52,871 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 18:33:52,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2022-11-18 18:33:52,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206243062] [2022-11-18 18:33:52,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:33:52,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 18:33:52,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:33:52,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 18:33:52,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-11-18 18:33:52,876 INFO L87 Difference]: Start difference. First operand 96 states and 118 transitions. Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-18 18:33:53,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:33:53,234 INFO L93 Difference]: Finished difference Result 160 states and 199 transitions. [2022-11-18 18:33:53,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 18:33:53,235 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 60 [2022-11-18 18:33:53,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:33:53,237 INFO L225 Difference]: With dead ends: 160 [2022-11-18 18:33:53,237 INFO L226 Difference]: Without dead ends: 98 [2022-11-18 18:33:53,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-11-18 18:33:53,240 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 123 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-18 18:33:53,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 292 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-18 18:33:53,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2022-11-18 18:33:53,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2022-11-18 18:33:53,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 60 states have (on average 1.1666666666666667) internal successors, (70), 62 states have internal predecessors, (70), 25 states have call successors, (25), 11 states have call predecessors, (25), 12 states have return successors, (26), 24 states have call predecessors, (26), 24 states have call successors, (26) [2022-11-18 18:33:53,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 121 transitions. [2022-11-18 18:33:53,259 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 121 transitions. Word has length 60 [2022-11-18 18:33:53,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:33:53,260 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 121 transitions. [2022-11-18 18:33:53,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-18 18:33:53,260 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 121 transitions. [2022-11-18 18:33:53,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-18 18:33:53,262 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:33:53,262 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 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] [2022-11-18 18:33:53,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-18 18:33:53,473 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-11-18 18:33:53,473 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:33:53,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:33:53,474 INFO L85 PathProgramCache]: Analyzing trace with hash 682812913, now seen corresponding path program 1 times [2022-11-18 18:33:53,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:33:53,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094324578] [2022-11-18 18:33:53,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:33:53,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:33:53,596 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 18:33:53,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [493125042] [2022-11-18 18:33:53,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:33:53,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 18:33:53,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:33:53,611 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 18:33:53,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 18:33:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:54,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 2147 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-18 18:33:54,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:33:54,154 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-18 18:33:54,155 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 18:33:54,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:33:54,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094324578] [2022-11-18 18:33:54,155 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 18:33:54,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [493125042] [2022-11-18 18:33:54,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [493125042] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:33:54,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:33:54,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 18:33:54,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074340170] [2022-11-18 18:33:54,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:33:54,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 18:33:54,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:33:54,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 18:33:54,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 18:33:54,159 INFO L87 Difference]: Start difference. First operand 98 states and 121 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 18:33:54,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:33:54,204 INFO L93 Difference]: Finished difference Result 167 states and 212 transitions. [2022-11-18 18:33:54,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 18:33:54,205 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 75 [2022-11-18 18:33:54,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:33:54,207 INFO L225 Difference]: With dead ends: 167 [2022-11-18 18:33:54,207 INFO L226 Difference]: Without dead ends: 103 [2022-11-18 18:33:54,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 18:33:54,210 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 10 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:33:54,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 341 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 18:33:54,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2022-11-18 18:33:54,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 100. [2022-11-18 18:33:54,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 62 states have (on average 1.1612903225806452) internal successors, (72), 64 states have internal predecessors, (72), 25 states have call successors, (25), 11 states have call predecessors, (25), 12 states have return successors, (26), 24 states have call predecessors, (26), 24 states have call successors, (26) [2022-11-18 18:33:54,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 123 transitions. [2022-11-18 18:33:54,227 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 123 transitions. Word has length 75 [2022-11-18 18:33:54,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:33:54,228 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 123 transitions. [2022-11-18 18:33:54,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 18:33:54,228 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2022-11-18 18:33:54,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-18 18:33:54,230 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:33:54,230 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 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] [2022-11-18 18:33:54,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-18 18:33:54,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 18:33:54,442 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:33:54,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:33:54,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1526818415, now seen corresponding path program 1 times [2022-11-18 18:33:54,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:33:54,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801510946] [2022-11-18 18:33:54,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:33:54,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:33:54,549 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 18:33:54,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1401710761] [2022-11-18 18:33:54,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:33:54,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 18:33:54,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:33:54,552 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 18:33:54,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-18 18:33:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:55,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 2152 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-18 18:33:55,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:33:55,201 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-18 18:33:55,202 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 18:33:55,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:33:55,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801510946] [2022-11-18 18:33:55,202 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 18:33:55,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1401710761] [2022-11-18 18:33:55,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1401710761] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:33:55,203 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:33:55,203 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 18:33:55,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265235131] [2022-11-18 18:33:55,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:33:55,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 18:33:55,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:33:55,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 18:33:55,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-18 18:33:55,208 INFO L87 Difference]: Start difference. First operand 100 states and 123 transitions. Second operand has 8 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 4 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) [2022-11-18 18:33:55,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:33:55,617 INFO L93 Difference]: Finished difference Result 161 states and 196 transitions. [2022-11-18 18:33:55,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 18:33:55,618 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 4 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) Word has length 75 [2022-11-18 18:33:55,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:33:55,619 INFO L225 Difference]: With dead ends: 161 [2022-11-18 18:33:55,619 INFO L226 Difference]: Without dead ends: 98 [2022-11-18 18:33:55,620 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-11-18 18:33:55,621 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 128 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-18 18:33:55,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 406 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-18 18:33:55,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2022-11-18 18:33:55,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2022-11-18 18:33:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 62 states have internal predecessors, (70), 25 states have call successors, (25), 11 states have call predecessors, (25), 11 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2022-11-18 18:33:55,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 119 transitions. [2022-11-18 18:33:55,637 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 119 transitions. Word has length 75 [2022-11-18 18:33:55,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:33:55,638 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 119 transitions. [2022-11-18 18:33:55,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 4 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) [2022-11-18 18:33:55,639 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 119 transitions. [2022-11-18 18:33:55,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-18 18:33:55,641 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:33:55,641 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:33:55,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-18 18:33:55,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 18:33:55,853 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:33:55,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:33:55,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1686649477, now seen corresponding path program 1 times [2022-11-18 18:33:55,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:33:55,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903141180] [2022-11-18 18:33:55,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:33:55,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:33:55,943 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 18:33:55,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1913746885] [2022-11-18 18:33:55,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:33:55,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 18:33:55,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:33:55,951 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 18:33:56,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-18 18:33:56,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:56,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 2434 conjuncts, 71 conjunts are in the unsatisfiable core [2022-11-18 18:33:56,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:33:57,253 WARN L859 $PredicateComparison]: unable to prove that (exists ((|aws_mul_size_checked_aws_mul_u64_checked_~r#1.base| Int)) (and (exists ((v_ArrVal_311 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |aws_mul_size_checked_aws_mul_u64_checked_~r#1.base| v_ArrVal_311))) (exists ((v_ArrVal_312 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.offset)| |aws_mul_size_checked_aws_mul_u64_checked_~r#1.base| v_ArrVal_312) |c_#memory_$Pointer$.offset|)))) is different from true [2022-11-18 18:33:57,847 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-18 18:33:57,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 22 [2022-11-18 18:33:57,869 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-18 18:33:57,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 22 [2022-11-18 18:33:57,880 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 7 treesize of output 3 [2022-11-18 18:33:57,885 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 7 treesize of output 3 [2022-11-18 18:33:58,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-11-18 18:33:58,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-11-18 18:33:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-18 18:33:58,116 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 18:33:58,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:33:58,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903141180] [2022-11-18 18:33:58,116 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 18:33:58,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913746885] [2022-11-18 18:33:58,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1913746885] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:33:58,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:33:58,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-11-18 18:33:58,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122626851] [2022-11-18 18:33:58,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:33:58,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-18 18:33:58,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:33:58,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-18 18:33:58,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=257, Unknown=8, NotChecked=32, Total=342 [2022-11-18 18:33:58,119 INFO L87 Difference]: Start difference. First operand 98 states and 119 transitions. Second operand has 19 states, 19 states have (on average 3.4210526315789473) internal successors, (65), 18 states have internal predecessors, (65), 8 states have call successors, (17), 5 states have call predecessors, (17), 6 states have return successors, (15), 8 states have call predecessors, (15), 8 states have call successors, (15) [2022-11-18 18:33:59,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:33:59,762 INFO L93 Difference]: Finished difference Result 222 states and 300 transitions. [2022-11-18 18:33:59,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 18:33:59,763 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.4210526315789473) internal successors, (65), 18 states have internal predecessors, (65), 8 states have call successors, (17), 5 states have call predecessors, (17), 6 states have return successors, (15), 8 states have call predecessors, (15), 8 states have call successors, (15) Word has length 105 [2022-11-18 18:33:59,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:33:59,765 INFO L225 Difference]: With dead ends: 222 [2022-11-18 18:33:59,766 INFO L226 Difference]: Without dead ends: 170 [2022-11-18 18:33:59,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 85 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=99, Invalid=536, Unknown=19, NotChecked=48, Total=702 [2022-11-18 18:33:59,767 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 102 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 966 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 1697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 682 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-18 18:33:59,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 595 Invalid, 1697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 966 Invalid, 0 Unknown, 682 Unchecked, 1.2s Time] [2022-11-18 18:33:59,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2022-11-18 18:33:59,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 143. [2022-11-18 18:33:59,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 90 states have (on average 1.1444444444444444) internal successors, (103), 94 states have internal predecessors, (103), 34 states have call successors, (34), 13 states have call predecessors, (34), 18 states have return successors, (57), 35 states have call predecessors, (57), 33 states have call successors, (57) [2022-11-18 18:33:59,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 194 transitions. [2022-11-18 18:33:59,794 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 194 transitions. Word has length 105 [2022-11-18 18:33:59,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:33:59,795 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 194 transitions. [2022-11-18 18:33:59,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.4210526315789473) internal successors, (65), 18 states have internal predecessors, (65), 8 states have call successors, (17), 5 states have call predecessors, (17), 6 states have return successors, (15), 8 states have call predecessors, (15), 8 states have call successors, (15) [2022-11-18 18:33:59,795 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 194 transitions. [2022-11-18 18:33:59,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-18 18:33:59,798 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:33:59,798 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:33:59,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-18 18:34:00,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 18:34:00,005 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:34:00,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:34:00,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1827198087, now seen corresponding path program 1 times [2022-11-18 18:34:00,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:34:00,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558111822] [2022-11-18 18:34:00,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:34:00,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:34:00,077 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 18:34:00,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [743976675] [2022-11-18 18:34:00,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:34:00,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 18:34:00,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:34:00,079 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 18:34:00,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9066f207-f54a-4d0d-abab-7a97c39edbd5/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-18 18:34:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:00,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 2421 conjuncts, 292 conjunts are in the unsatisfiable core [2022-11-18 18:34:00,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:34:00,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-18 18:34:01,343 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 18:34:01,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-11-18 18:34:01,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:34:01,870 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 21 treesize of output 20 [2022-11-18 18:34:02,508 INFO L321 Elim1Store]: treesize reduction 44, result has 47.0 percent of original size [2022-11-18 18:34:02,509 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 48 [2022-11-18 18:34:06,382 INFO L321 Elim1Store]: treesize reduction 202, result has 38.6 percent of original size [2022-11-18 18:34:06,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 153 treesize of output 294 [2022-11-18 18:34:06,477 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-18 18:34:06,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 138 treesize of output 169 [2022-11-18 18:34:18,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:34:18,861 INFO L321 Elim1Store]: treesize reduction 21, result has 4.5 percent of original size [2022-11-18 18:34:18,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 43 [2022-11-18 18:34:18,892 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:34:19,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 18:34:19,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 49 [2022-11-18 18:34:19,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 18:34:19,830 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 63 treesize of output 49 [2022-11-18 18:34:19,918 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-18 18:34:19,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 49 [2022-11-18 18:34:20,157 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-18 18:34:20,157 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 49 [2022-11-18 18:34:20,430 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-18 18:34:20,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 49 [2022-11-18 18:34:20,968 INFO L321 Elim1Store]: treesize reduction 33, result has 2.9 percent of original size [2022-11-18 18:34:20,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 43 [2022-11-18 18:34:21,087 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 18:34:21,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 49 [2022-11-18 18:34:21,399 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 18:34:21,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 49 [2022-11-18 18:34:21,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:34:21,649 INFO L321 Elim1Store]: treesize reduction 33, result has 2.9 percent of original size [2022-11-18 18:34:21,649 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 43 [2022-11-18 18:34:21,664 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:34:21,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:34:22,015 INFO L321 Elim1Store]: treesize reduction 21, result has 4.5 percent of original size [2022-11-18 18:34:22,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 43 [2022-11-18 18:34:22,051 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:34:22,184 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 18:34:22,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 49 [2022-11-18 18:34:22,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:34:22,583 INFO L321 Elim1Store]: treesize reduction 33, result has 2.9 percent of original size [2022-11-18 18:34:22,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 43 [2022-11-18 18:34:22,607 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:34:22,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:34:22,874 INFO L321 Elim1Store]: treesize reduction 21, result has 4.5 percent of original size [2022-11-18 18:34:22,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 43 [2022-11-18 18:34:22,915 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:34:24,245 INFO L321 Elim1Store]: treesize reduction 39, result has 2.5 percent of original size [2022-11-18 18:34:24,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 3 [2022-11-18 18:34:25,957 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:34:26,506 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:34:26,640 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:34:26,866 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:34:27,200 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:35:00,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:35:00,803 INFO L321 Elim1Store]: treesize reduction 26, result has 3.7 percent of original size [2022-11-18 18:35:00,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 177 treesize of output 149 [2022-11-18 18:35:00,885 INFO L321 Elim1Store]: treesize reduction 36, result has 42.9 percent of original size [2022-11-18 18:35:00,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 345 treesize of output 360 [2022-11-18 18:35:00,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:35:00,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 331 treesize of output 325 [2022-11-18 18:35:18,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:35:18,498 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 18:35:18,499 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 18:35:18,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:35:21,795 INFO L321 Elim1Store]: treesize reduction 56, result has 48.6 percent of original size [2022-11-18 18:35:21,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 13 case distinctions, treesize of input 201 treesize of output 240 [2022-11-18 18:35:23,116 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-18 18:35:23,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 145 treesize of output 183 [2022-11-18 18:36:59,142 INFO L321 Elim1Store]: treesize reduction 238, result has 34.1 percent of original size [2022-11-18 18:36:59,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 209 treesize of output 312 [2022-11-18 18:37:20,781 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 15 treesize of output 11 [2022-11-18 18:37:22,185 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 25 treesize of output 21 [2022-11-18 18:37:22,406 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 15 treesize of output 13 [2022-11-18 18:37:23,078 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 15 treesize of output 13 [2022-11-18 18:37:23,329 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 15 treesize of output 13 [2022-11-18 18:37:23,445 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 15 treesize of output 13 [2022-11-18 18:37:23,753 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 15 treesize of output 13 [2022-11-18 18:37:23,892 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 15 treesize of output 13 [2022-11-18 18:37:24,712 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 15 treesize of output 13 [2022-11-18 18:37:25,006 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 15 treesize of output 13 [2022-11-18 18:37:25,266 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 15 treesize of output 11 [2022-11-18 18:37:25,784 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 15 treesize of output 13 [2022-11-18 18:37:25,856 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 15 treesize of output 11 [2022-11-18 18:37:34,540 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 15 treesize of output 11 [2022-11-18 18:37:34,602 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 15 treesize of output 11 [2022-11-18 18:37:37,480 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 15 treesize of output 13 [2022-11-18 18:37:37,562 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 15 treesize of output 13 [2022-11-18 18:37:37,665 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 15 treesize of output 11 [2022-11-18 18:37:37,720 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 15 treesize of output 13 [2022-11-18 18:37:37,747 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 15 treesize of output 11 [2022-11-18 18:37:37,928 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 15 treesize of output 11 [2022-11-18 18:37:37,987 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 15 treesize of output 13 [2022-11-18 18:37:38,099 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 15 treesize of output 13 [2022-11-18 18:37:38,113 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 15 treesize of output 11 [2022-11-18 18:37:39,071 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 15 treesize of output 11 [2022-11-18 18:37:39,233 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 15 treesize of output 11 [2022-11-18 18:37:39,519 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 15 treesize of output 11 [2022-11-18 18:37:39,577 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 15 treesize of output 11 [2022-11-18 18:37:39,986 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 25 treesize of output 21 [2022-11-18 18:37:40,922 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 15 treesize of output 11 [2022-11-18 18:37:41,083 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 15 treesize of output 11 [2022-11-18 18:37:41,218 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 15 treesize of output 13 [2022-11-18 18:37:41,245 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 15 treesize of output 13 [2022-11-18 18:37:41,254 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 15 treesize of output 13 [2022-11-18 18:37:41,304 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 15 treesize of output 11 [2022-11-18 18:37:41,343 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 15 treesize of output 13 [2022-11-18 18:37:41,358 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 15 treesize of output 11 [2022-11-18 18:37:41,423 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 15 treesize of output 13 [2022-11-18 18:37:41,586 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 15 treesize of output 11 [2022-11-18 18:37:41,693 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 25 treesize of output 21 [2022-11-18 18:37:42,050 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 25 treesize of output 21 [2022-11-18 18:37:42,080 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 15 treesize of output 11 [2022-11-18 18:37:42,130 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 15 treesize of output 11 [2022-11-18 18:37:42,157 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 15 treesize of output 11 [2022-11-18 18:37:42,236 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 15 treesize of output 11 [2022-11-18 18:37:42,273 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 15 treesize of output 11 [2022-11-18 18:37:42,343 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 15 treesize of output 11 [2022-11-18 18:37:42,389 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 15 treesize of output 11 [2022-11-18 18:37:43,220 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 15 treesize of output 13 [2022-11-18 18:37:43,244 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 25 treesize of output 21 [2022-11-18 18:37:43,575 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 15 treesize of output 11 [2022-11-18 18:37:43,607 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 15 treesize of output 11 [2022-11-18 18:37:43,990 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 15 treesize of output 11 [2022-11-18 18:37:45,325 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 15 treesize of output 11 [2022-11-18 18:37:45,365 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 15 treesize of output 11 [2022-11-18 18:37:45,537 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 15 treesize of output 11 [2022-11-18 18:37:45,583 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 15 treesize of output 11 [2022-11-18 18:37:45,653 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 15 treesize of output 11 [2022-11-18 18:37:45,715 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 15 treesize of output 11 [2022-11-18 18:37:45,730 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 15 treesize of output 11 [2022-11-18 18:38:40,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:40,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:40,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 49 [2022-11-18 18:38:40,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:40,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:40,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:41,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:41,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:41,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 47 [2022-11-18 18:38:42,934 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:38:43,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:43,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:43,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:43,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:43,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:43,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:43,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:43,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:43,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:43,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:43,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:43,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:43,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:43,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:43,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:45,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:45,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:45,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 49 [2022-11-18 18:38:45,134 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:38:50,305 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:38:50,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:50,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:50,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:51,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:51,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:51,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 47 [2022-11-18 18:38:52,987 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:38:54,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:54,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:54,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:55,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:55,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:55,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:55,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:55,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:55,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:55,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:55,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:55,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:56,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:56,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:56,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:56,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:56,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:56,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:38:57,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:57,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:38:57,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 47 [2022-11-18 18:38:58,829 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:39:00,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:00,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:00,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:39:00,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:00,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:00,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2022-11-18 18:39:01,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:01,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:01,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 33 [2022-11-18 18:39:01,548 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-18 18:39:01,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:01,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:01,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 47 [2022-11-18 18:39:03,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:03,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:03,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 47 [2022-11-18 18:39:06,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:06,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 18:39:06,990 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 47 [2022-11-18 18:40:24,387 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-18 18:40:24,387 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 58 treesize of output 38 [2022-11-18 18:40:24,539 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 18:40:24,570 INFO L321 Elim1Store]: treesize reduction 21, result has 27.6 percent of original size [2022-11-18 18:40:24,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 33 [2022-11-18 18:40:24,588 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 15 treesize of output 11 [2022-11-18 18:40:24,839 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-18 18:40:24,839 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 59 treesize of output 38 [2022-11-18 18:40:26,398 INFO L321 Elim1Store]: treesize reduction 726, result has 21.5 percent of original size [2022-11-18 18:40:26,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 189 treesize of output 386 [2022-11-18 18:40:30,262 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 15 treesize of output 11 [2022-11-18 18:40:30,398 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 15 treesize of output 11 [2022-11-18 18:40:30,968 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 15 treesize of output 11 [2022-11-18 18:40:31,034 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 15 treesize of output 11 [2022-11-18 18:40:32,259 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 15 treesize of output 11 [2022-11-18 18:40:32,303 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 15 treesize of output 11 [2022-11-18 18:40:32,643 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 15 treesize of output 11 [2022-11-18 18:40:32,749 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 15 treesize of output 11 [2022-11-18 18:40:35,975 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 15 treesize of output 11 [2022-11-18 18:40:36,493 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 15 treesize of output 11 [2022-11-18 18:40:36,927 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 15 treesize of output 11 [2022-11-18 18:40:37,385 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 15 treesize of output 11 [2022-11-18 18:40:38,153 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 15 treesize of output 11 [2022-11-18 18:40:38,429 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 15 treesize of output 11 [2022-11-18 18:40:39,007 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 15 treesize of output 11 [2022-11-18 18:40:39,045 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 15 treesize of output 11 [2022-11-18 18:40:39,769 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 15 treesize of output 11 [2022-11-18 18:40:39,794 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 15 treesize of output 11 [2022-11-18 18:40:41,446 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 15 treesize of output 11 [2022-11-18 18:40:41,549 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 15 treesize of output 11 [2022-11-18 18:40:43,147 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 15 treesize of output 11 [2022-11-18 18:40:43,276 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 15 treesize of output 11 [2022-11-18 18:40:43,825 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 15 treesize of output 11 [2022-11-18 18:40:43,890 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 15 treesize of output 11 [2022-11-18 18:40:44,130 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 15 treesize of output 11 [2022-11-18 18:40:44,212 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 15 treesize of output 11 [2022-11-18 18:40:44,362 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 15 treesize of output 11 [2022-11-18 18:40:44,445 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 15 treesize of output 11 [2022-11-18 18:40:44,738 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 15 treesize of output 11 [2022-11-18 18:40:44,975 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 15 treesize of output 11 [2022-11-18 18:40:46,945 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 15 treesize of output 11 [2022-11-18 18:40:47,217 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 15 treesize of output 11 [2022-11-18 18:45:31,580 WARN L233 SmtUtils]: Spent 5.75s on a formula simplification that was a NOOP. DAG size: 11417 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-18 18:47:43,363 WARN L233 SmtUtils]: Spent 14.22s on a formula simplification that was a NOOP. DAG size: 12680 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)