./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa --- 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-38b53e6 [2022-11-26 00:22:30,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:22:30,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:22:30,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:22:30,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:22:30,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:22:30,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:22:30,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:22:30,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:22:30,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:22:30,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:22:30,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:22:30,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:22:30,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:22:30,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:22:30,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:22:30,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:22:30,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:22:30,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:22:30,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:22:30,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:22:30,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:22:30,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:22:30,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:22:30,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:22:30,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:22:30,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:22:30,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:22:30,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:22:30,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:22:30,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:22:30,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:22:30,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:22:30,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:22:30,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:22:30,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:22:30,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:22:30,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:22:30,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:22:30,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:22:30,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:22:30,858 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-26 00:22:30,891 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:22:30,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:22:30,900 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:22:30,900 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:22:30,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:22:30,901 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:22:30,902 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:22:30,902 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:22:30,902 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:22:30,902 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:22:30,903 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:22:30,904 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:22:30,904 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:22:30,904 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:22:30,904 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:22:30,905 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:22:30,905 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:22:30,905 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:22:30,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:22:30,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:22:30,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:22:30,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:22:30,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:22:30,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:22:30,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:22:30,910 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:22:30,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:22:30,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:22:30,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:22:30,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:22:30,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:22:30,913 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:22:30,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:22:30,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:22:30,913 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:22:30,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:22:30,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:22:30,914 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:22:30,914 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_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa [2022-11-26 00:22:31,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:22:31,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:22:31,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:22:31,209 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:22:31,210 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:22:31,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2022-11-26 00:22:34,380 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:22:34,836 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:22:34,837 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2022-11-26 00:22:34,875 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/data/e3c983501/3b8213a66ff449428e019703a9265033/FLAG6acf2be08 [2022-11-26 00:22:34,896 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/data/e3c983501/3b8213a66ff449428e019703a9265033 [2022-11-26 00:22:34,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:22:34,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:22:34,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:22:34,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:22:34,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:22:34,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:22:34" (1/1) ... [2022-11-26 00:22:34,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65f6c99e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:34, skipping insertion in model container [2022-11-26 00:22:34,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:22:34" (1/1) ... [2022-11-26 00:22:34,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:22:35,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:22:35,786 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:22:35,790 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:22:35,795 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-26 00:22:35,801 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:22:35,802 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:22:35,803 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-26 00:22:35,880 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:22:35,883 WARN L623 FunctionHandler]: Unknown extern function igrab [2022-11-26 00:22:35,884 WARN L623 FunctionHandler]: Unknown extern function blkdev_get [2022-11-26 00:22:35,887 WARN L623 FunctionHandler]: Unknown extern function set_blocksize [2022-11-26 00:22:35,891 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:35,891 WARN L623 FunctionHandler]: Unknown extern function blkdev_put [2022-11-26 00:22:35,893 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:35,900 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:22:35,908 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:35,908 WARN L623 FunctionHandler]: Unknown extern function blkdev_put [2022-11-26 00:22:35,916 WARN L623 FunctionHandler]: Unknown extern function blkdev_ioctl [2022-11-26 00:22:35,924 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:22:35,930 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:22:35,931 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:35,932 WARN L623 FunctionHandler]: Unknown extern function bdput [2022-11-26 00:22:35,934 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-11-26 00:22:35,935 WARN L623 FunctionHandler]: Unknown extern function bdget [2022-11-26 00:22:35,937 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-11-26 00:22:35,938 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-11-26 00:22:35,941 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:35,947 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:22:35,949 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:35,990 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-11-26 00:22:35,994 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:22:35,995 WARN L623 FunctionHandler]: Unknown extern function vzalloc [2022-11-26 00:22:35,999 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:22:36,000 WARN L623 FunctionHandler]: Unknown extern function register_chrdev_region [2022-11-26 00:22:36,001 WARN L623 FunctionHandler]: Unknown extern function cdev_add [2022-11-26 00:22:36,004 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-11-26 00:22:36,006 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:22:36,007 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-11-26 00:22:36,009 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-11-26 00:22:36,010 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-26 00:22:36,014 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-11-26 00:22:36,015 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-11-26 00:22:36,016 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-11-26 00:22:36,035 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-26 00:22:36,041 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-26 00:22:36,044 WARN L623 FunctionHandler]: Unknown extern function ldv_release_1 [2022-11-26 00:22:36,047 WARN L623 FunctionHandler]: Unknown extern function blkdev_write_iter [2022-11-26 00:22:36,048 WARN L623 FunctionHandler]: Unknown extern function blkdev_write_iter [2022-11-26 00:22:36,048 WARN L623 FunctionHandler]: Unknown extern function blkdev_read_iter [2022-11-26 00:22:36,049 WARN L623 FunctionHandler]: Unknown extern function blkdev_read_iter [2022-11-26 00:22:36,051 WARN L623 FunctionHandler]: Unknown extern function blkdev_fsync [2022-11-26 00:22:36,053 WARN L623 FunctionHandler]: Unknown extern function blkdev_fsync [2022-11-26 00:22:36,054 WARN L623 FunctionHandler]: Unknown extern function default_llseek [2022-11-26 00:22:36,069 WARN L623 FunctionHandler]: Unknown extern function cdev_init [2022-11-26 00:22:36,070 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-11-26 00:22:36,070 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-11-26 00:22:36,074 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i[135044,135057] [2022-11-26 00:22:36,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:22:36,161 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:22:36,316 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:22:36,317 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:22:36,318 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-26 00:22:36,319 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:22:36,320 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:22:36,321 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-26 00:22:36,344 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:22:36,345 WARN L623 FunctionHandler]: Unknown extern function igrab [2022-11-26 00:22:36,348 WARN L623 FunctionHandler]: Unknown extern function blkdev_get [2022-11-26 00:22:36,352 WARN L623 FunctionHandler]: Unknown extern function set_blocksize [2022-11-26 00:22:36,359 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:36,360 WARN L623 FunctionHandler]: Unknown extern function blkdev_put [2022-11-26 00:22:36,361 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:36,364 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:22:36,367 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:36,368 WARN L623 FunctionHandler]: Unknown extern function blkdev_put [2022-11-26 00:22:36,369 WARN L623 FunctionHandler]: Unknown extern function blkdev_ioctl [2022-11-26 00:22:36,374 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:22:36,375 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:22:36,376 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:36,377 WARN L623 FunctionHandler]: Unknown extern function bdput [2022-11-26 00:22:36,380 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-11-26 00:22:36,381 WARN L623 FunctionHandler]: Unknown extern function bdget [2022-11-26 00:22:36,383 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-11-26 00:22:36,383 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-11-26 00:22:36,385 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:36,387 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:22:36,388 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:22:36,409 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-11-26 00:22:36,412 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:22:36,412 WARN L623 FunctionHandler]: Unknown extern function vzalloc [2022-11-26 00:22:36,414 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:22:36,415 WARN L623 FunctionHandler]: Unknown extern function register_chrdev_region [2022-11-26 00:22:36,416 WARN L623 FunctionHandler]: Unknown extern function cdev_add [2022-11-26 00:22:36,416 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-11-26 00:22:36,418 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:22:36,424 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-11-26 00:22:36,426 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-11-26 00:22:36,426 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-26 00:22:36,427 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-11-26 00:22:36,427 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-11-26 00:22:36,428 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-11-26 00:22:36,435 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-26 00:22:36,437 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-26 00:22:36,445 WARN L623 FunctionHandler]: Unknown extern function ldv_release_1 [2022-11-26 00:22:36,446 WARN L623 FunctionHandler]: Unknown extern function blkdev_write_iter [2022-11-26 00:22:36,447 WARN L623 FunctionHandler]: Unknown extern function blkdev_write_iter [2022-11-26 00:22:36,448 WARN L623 FunctionHandler]: Unknown extern function blkdev_read_iter [2022-11-26 00:22:36,448 WARN L623 FunctionHandler]: Unknown extern function blkdev_read_iter [2022-11-26 00:22:36,449 WARN L623 FunctionHandler]: Unknown extern function blkdev_fsync [2022-11-26 00:22:36,450 WARN L623 FunctionHandler]: Unknown extern function blkdev_fsync [2022-11-26 00:22:36,451 WARN L623 FunctionHandler]: Unknown extern function default_llseek [2022-11-26 00:22:36,463 WARN L623 FunctionHandler]: Unknown extern function cdev_init [2022-11-26 00:22:36,464 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-11-26 00:22:36,464 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-11-26 00:22:36,465 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i[135044,135057] [2022-11-26 00:22:36,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:22:36,522 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:22:36,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36 WrapperNode [2022-11-26 00:22:36,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:22:36,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:22:36,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:22:36,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:22:36,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (1/1) ... [2022-11-26 00:22:36,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (1/1) ... [2022-11-26 00:22:36,652 INFO L138 Inliner]: procedures = 114, calls = 417, calls flagged for inlining = 49, calls inlined = 46, statements flattened = 1200 [2022-11-26 00:22:36,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:22:36,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:22:36,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:22:36,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:22:36,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (1/1) ... [2022-11-26 00:22:36,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (1/1) ... [2022-11-26 00:22:36,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (1/1) ... [2022-11-26 00:22:36,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (1/1) ... [2022-11-26 00:22:36,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (1/1) ... [2022-11-26 00:22:36,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (1/1) ... [2022-11-26 00:22:36,737 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (1/1) ... [2022-11-26 00:22:36,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (1/1) ... [2022-11-26 00:22:36,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:22:36,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:22:36,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:22:36,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:22:36,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (1/1) ... [2022-11-26 00:22:36,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:22:36,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:22:36,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:22:36,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:22:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure raw_open [2022-11-26 00:22:36,852 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_open [2022-11-26 00:22:36,852 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2022-11-26 00:22:36,852 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2022-11-26 00:22:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-26 00:22:36,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-26 00:22:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:22:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-26 00:22:36,854 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-26 00:22:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_read_iter [2022-11-26 00:22:36,860 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_read_iter [2022-11-26 00:22:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-26 00:22:36,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-26 00:22:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-11-26 00:22:36,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-11-26 00:22:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure bind_get [2022-11-26 00:22:36,861 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_get [2022-11-26 00:22:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:22:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-26 00:22:36,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-26 00:22:36,862 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-26 00:22:36,862 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-26 00:22:36,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-26 00:22:36,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-26 00:22:36,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-26 00:22:36,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-26 00:22:36,864 INFO L130 BoogieDeclarations]: Found specification of procedure bind_set [2022-11-26 00:22:36,864 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_set [2022-11-26 00:22:36,864 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2022-11-26 00:22:36,864 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2022-11-26 00:22:36,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-26 00:22:36,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-26 00:22:36,865 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-26 00:22:36,865 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-26 00:22:36,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:22:36,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-26 00:22:36,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-26 00:22:36,865 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-26 00:22:36,865 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-26 00:22:36,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:22:36,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:22:36,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:22:36,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:22:36,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-26 00:22:36,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-26 00:22:36,867 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-11-26 00:22:36,867 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-11-26 00:22:36,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:22:36,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:22:36,868 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_fsync [2022-11-26 00:22:36,868 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_fsync [2022-11-26 00:22:36,868 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-26 00:22:36,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-26 00:22:36,868 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-26 00:22:36,869 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-26 00:22:36,869 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-11-26 00:22:36,869 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-11-26 00:22:36,869 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-26 00:22:36,869 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-26 00:22:36,869 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_write_iter [2022-11-26 00:22:36,870 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_write_iter [2022-11-26 00:22:36,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:22:36,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:22:36,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:22:36,870 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-26 00:22:36,870 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-26 00:22:37,288 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:22:37,290 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:22:37,616 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-26 00:22:38,333 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:22:38,592 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:22:38,593 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-26 00:22:38,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:22:38 BoogieIcfgContainer [2022-11-26 00:22:38,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:22:38,605 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:22:38,605 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:22:38,608 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:22:38,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:22:34" (1/3) ... [2022-11-26 00:22:38,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ed21edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:22:38, skipping insertion in model container [2022-11-26 00:22:38,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:36" (2/3) ... [2022-11-26 00:22:38,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ed21edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:22:38, skipping insertion in model container [2022-11-26 00:22:38,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:22:38" (3/3) ... [2022-11-26 00:22:38,614 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2022-11-26 00:22:38,634 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:22:38,634 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-26 00:22:38,711 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:22:38,718 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6bbd7989, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:22:38,719 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-26 00:22:38,726 INFO L276 IsEmpty]: Start isEmpty. Operand has 289 states, 182 states have (on average 1.39010989010989) internal successors, (253), 191 states have internal predecessors, (253), 79 states have call successors, (79), 27 states have call predecessors, (79), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-11-26 00:22:38,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-26 00:22:38,758 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:38,759 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:38,760 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:22:38,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:38,766 INFO L85 PathProgramCache]: Analyzing trace with hash -821374808, now seen corresponding path program 1 times [2022-11-26 00:22:38,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:38,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490091316] [2022-11-26 00:22:38,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:38,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:39,676 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-11-26 00:22:39,676 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:39,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490091316] [2022-11-26 00:22:39,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490091316] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:39,678 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:39,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:22:39,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967858351] [2022-11-26 00:22:39,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:39,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:22:39,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:39,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:22:39,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:39,722 INFO L87 Difference]: Start difference. First operand has 289 states, 182 states have (on average 1.39010989010989) internal successors, (253), 191 states have internal predecessors, (253), 79 states have call successors, (79), 27 states have call predecessors, (79), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-26 00:22:40,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:40,373 INFO L93 Difference]: Finished difference Result 762 states and 1076 transitions. [2022-11-26 00:22:40,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:22:40,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2022-11-26 00:22:40,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:40,396 INFO L225 Difference]: With dead ends: 762 [2022-11-26 00:22:40,396 INFO L226 Difference]: Without dead ends: 497 [2022-11-26 00:22:40,406 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:40,418 INFO L413 NwaCegarLoop]: 409 mSDtfsCounter, 327 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 727 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:40,420 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [327 Valid, 727 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-26 00:22:40,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2022-11-26 00:22:40,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 494. [2022-11-26 00:22:40,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 322 states have (on average 1.375776397515528) internal successors, (443), 326 states have internal predecessors, (443), 122 states have call successors, (122), 50 states have call predecessors, (122), 49 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2022-11-26 00:22:40,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 685 transitions. [2022-11-26 00:22:40,533 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 685 transitions. Word has length 131 [2022-11-26 00:22:40,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:40,538 INFO L495 AbstractCegarLoop]: Abstraction has 494 states and 685 transitions. [2022-11-26 00:22:40,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-26 00:22:40,538 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 685 transitions. [2022-11-26 00:22:40,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-26 00:22:40,547 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:40,547 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:40,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:22:40,548 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:22:40,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:40,550 INFO L85 PathProgramCache]: Analyzing trace with hash -996015596, now seen corresponding path program 1 times [2022-11-26 00:22:40,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:40,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360662213] [2022-11-26 00:22:40,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:40,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:41,033 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-11-26 00:22:41,033 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:41,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360662213] [2022-11-26 00:22:41,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360662213] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:41,034 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:41,034 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:22:41,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438316442] [2022-11-26 00:22:41,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:41,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:22:41,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:41,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:22:41,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:41,038 INFO L87 Difference]: Start difference. First operand 494 states and 685 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-26 00:22:41,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:41,556 INFO L93 Difference]: Finished difference Result 1387 states and 1936 transitions. [2022-11-26 00:22:41,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:22:41,557 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 130 [2022-11-26 00:22:41,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:41,571 INFO L225 Difference]: With dead ends: 1387 [2022-11-26 00:22:41,571 INFO L226 Difference]: Without dead ends: 925 [2022-11-26 00:22:41,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:41,574 INFO L413 NwaCegarLoop]: 393 mSDtfsCounter, 338 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 680 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:41,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 680 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-26 00:22:41,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2022-11-26 00:22:41,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 921. [2022-11-26 00:22:41,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 921 states, 608 states have (on average 1.3898026315789473) internal successors, (845), 615 states have internal predecessors, (845), 219 states have call successors, (219), 94 states have call predecessors, (219), 93 states have return successors, (221), 217 states have call predecessors, (221), 217 states have call successors, (221) [2022-11-26 00:22:41,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1285 transitions. [2022-11-26 00:22:41,689 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1285 transitions. Word has length 130 [2022-11-26 00:22:41,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:41,693 INFO L495 AbstractCegarLoop]: Abstraction has 921 states and 1285 transitions. [2022-11-26 00:22:41,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-26 00:22:41,693 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1285 transitions. [2022-11-26 00:22:41,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-26 00:22:41,700 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:41,700 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:41,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:22:41,700 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:22:41,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:41,701 INFO L85 PathProgramCache]: Analyzing trace with hash -160076248, now seen corresponding path program 1 times [2022-11-26 00:22:41,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:41,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760445303] [2022-11-26 00:22:41,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:41,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:41,999 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-11-26 00:22:41,999 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:41,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760445303] [2022-11-26 00:22:42,000 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760445303] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:42,000 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:42,000 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:22:42,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3502516] [2022-11-26 00:22:42,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:42,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:22:42,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:42,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:22:42,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:42,003 INFO L87 Difference]: Start difference. First operand 921 states and 1285 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-26 00:22:42,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:42,457 INFO L93 Difference]: Finished difference Result 1790 states and 2462 transitions. [2022-11-26 00:22:42,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:22:42,458 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 148 [2022-11-26 00:22:42,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:42,465 INFO L225 Difference]: With dead ends: 1790 [2022-11-26 00:22:42,465 INFO L226 Difference]: Without dead ends: 913 [2022-11-26 00:22:42,468 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:42,476 INFO L413 NwaCegarLoop]: 372 mSDtfsCounter, 224 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:42,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 649 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-26 00:22:42,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2022-11-26 00:22:42,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 903. [2022-11-26 00:22:42,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 903 states, 588 states have (on average 1.369047619047619) internal successors, (805), 596 states have internal predecessors, (805), 210 states have call successors, (210), 105 states have call predecessors, (210), 104 states have return successors, (210), 207 states have call predecessors, (210), 208 states have call successors, (210) [2022-11-26 00:22:42,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1225 transitions. [2022-11-26 00:22:42,543 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1225 transitions. Word has length 148 [2022-11-26 00:22:42,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:42,544 INFO L495 AbstractCegarLoop]: Abstraction has 903 states and 1225 transitions. [2022-11-26 00:22:42,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-26 00:22:42,545 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1225 transitions. [2022-11-26 00:22:42,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-26 00:22:42,554 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:42,554 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:42,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-26 00:22:42,556 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:22:42,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:42,557 INFO L85 PathProgramCache]: Analyzing trace with hash 1723793366, now seen corresponding path program 1 times [2022-11-26 00:22:42,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:42,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720469518] [2022-11-26 00:22:42,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:42,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2022-11-26 00:22:42,977 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:42,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720469518] [2022-11-26 00:22:42,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720469518] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:42,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:42,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:22:42,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144001612] [2022-11-26 00:22:42,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:42,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:22:42,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:42,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:22:42,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:42,980 INFO L87 Difference]: Start difference. First operand 903 states and 1225 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-26 00:22:43,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:43,599 INFO L93 Difference]: Finished difference Result 1960 states and 2655 transitions. [2022-11-26 00:22:43,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:22:43,600 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 191 [2022-11-26 00:22:43,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:43,606 INFO L225 Difference]: With dead ends: 1960 [2022-11-26 00:22:43,606 INFO L226 Difference]: Without dead ends: 1188 [2022-11-26 00:22:43,614 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:43,615 INFO L413 NwaCegarLoop]: 475 mSDtfsCounter, 193 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 785 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:43,615 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 785 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-26 00:22:43,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1188 states. [2022-11-26 00:22:43,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1188 to 1175. [2022-11-26 00:22:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1175 states, 776 states have (on average 1.375) internal successors, (1067), 784 states have internal predecessors, (1067), 262 states have call successors, (262), 137 states have call predecessors, (262), 136 states have return successors, (262), 259 states have call predecessors, (262), 260 states have call successors, (262) [2022-11-26 00:22:43,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1175 states and 1591 transitions. [2022-11-26 00:22:43,679 INFO L78 Accepts]: Start accepts. Automaton has 1175 states and 1591 transitions. Word has length 191 [2022-11-26 00:22:43,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:43,680 INFO L495 AbstractCegarLoop]: Abstraction has 1175 states and 1591 transitions. [2022-11-26 00:22:43,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-26 00:22:43,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1591 transitions. [2022-11-26 00:22:43,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-26 00:22:43,684 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:43,684 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:43,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-26 00:22:43,685 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:22:43,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:43,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1047832876, now seen corresponding path program 1 times [2022-11-26 00:22:43,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:43,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604338351] [2022-11-26 00:22:43,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:43,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:45,013 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2022-11-26 00:22:45,013 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:45,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604338351] [2022-11-26 00:22:45,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604338351] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:45,013 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:45,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:22:45,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959252867] [2022-11-26 00:22:45,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:45,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:22:45,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:45,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:22:45,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:22:45,016 INFO L87 Difference]: Start difference. First operand 1175 states and 1591 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-26 00:22:46,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:46,046 INFO L93 Difference]: Finished difference Result 3261 states and 4398 transitions. [2022-11-26 00:22:46,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-26 00:22:46,047 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 211 [2022-11-26 00:22:46,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:46,057 INFO L225 Difference]: With dead ends: 3261 [2022-11-26 00:22:46,057 INFO L226 Difference]: Without dead ends: 2217 [2022-11-26 00:22:46,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:22:46,062 INFO L413 NwaCegarLoop]: 495 mSDtfsCounter, 368 mSDsluCounter, 1267 mSDsCounter, 0 mSdLazyCounter, 303 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 1762 SdHoareTripleChecker+Invalid, 304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:46,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 1762 Invalid, 304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 303 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-26 00:22:46,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2217 states. [2022-11-26 00:22:46,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2217 to 1999. [2022-11-26 00:22:46,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1999 states, 1335 states have (on average 1.3797752808988764) internal successors, (1842), 1352 states have internal predecessors, (1842), 430 states have call successors, (430), 225 states have call predecessors, (430), 233 states have return successors, (444), 429 states have call predecessors, (444), 428 states have call successors, (444) [2022-11-26 00:22:46,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1999 states and 2716 transitions. [2022-11-26 00:22:46,214 INFO L78 Accepts]: Start accepts. Automaton has 1999 states and 2716 transitions. Word has length 211 [2022-11-26 00:22:46,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:46,215 INFO L495 AbstractCegarLoop]: Abstraction has 1999 states and 2716 transitions. [2022-11-26 00:22:46,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-26 00:22:46,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 2716 transitions. [2022-11-26 00:22:46,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-11-26 00:22:46,221 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:46,221 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 8, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:46,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-26 00:22:46,221 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:22:46,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:46,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1982072347, now seen corresponding path program 1 times [2022-11-26 00:22:46,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:46,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029988975] [2022-11-26 00:22:46,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:46,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:47,290 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2022-11-26 00:22:47,290 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:47,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029988975] [2022-11-26 00:22:47,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029988975] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:22:47,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074102407] [2022-11-26 00:22:47,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:47,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:22:47,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:22:47,299 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:22:47,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-26 00:22:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:47,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 2369 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-26 00:22:48,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2022-11-26 00:22:48,100 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:48,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1074102407] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:48,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-26 00:22:48,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2022-11-26 00:22:48,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867208700] [2022-11-26 00:22:48,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:48,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:22:48,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:48,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:22:48,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:22:48,104 INFO L87 Difference]: Start difference. First operand 1999 states and 2716 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-26 00:22:48,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:48,931 INFO L93 Difference]: Finished difference Result 3121 states and 4210 transitions. [2022-11-26 00:22:48,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-26 00:22:48,932 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 222 [2022-11-26 00:22:48,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:48,939 INFO L225 Difference]: With dead ends: 3121 [2022-11-26 00:22:48,939 INFO L226 Difference]: Without dead ends: 1222 [2022-11-26 00:22:48,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-26 00:22:48,944 INFO L413 NwaCegarLoop]: 339 mSDtfsCounter, 16 mSDsluCounter, 1015 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:48,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 1354 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-26 00:22:48,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1222 states. [2022-11-26 00:22:49,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1222 to 1150. [2022-11-26 00:22:49,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1150 states, 757 states have (on average 1.3659180977542933) internal successors, (1034), 768 states have internal predecessors, (1034), 256 states have call successors, (256), 133 states have call predecessors, (256), 136 states have return successors, (261), 251 states have call predecessors, (261), 254 states have call successors, (261) [2022-11-26 00:22:49,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1150 states and 1551 transitions. [2022-11-26 00:22:49,047 INFO L78 Accepts]: Start accepts. Automaton has 1150 states and 1551 transitions. Word has length 222 [2022-11-26 00:22:49,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:49,048 INFO L495 AbstractCegarLoop]: Abstraction has 1150 states and 1551 transitions. [2022-11-26 00:22:49,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-26 00:22:49,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1551 transitions. [2022-11-26 00:22:49,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-11-26 00:22:49,053 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:49,053 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 8, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:49,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-26 00:22:49,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:22:49,263 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:22:49,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:49,263 INFO L85 PathProgramCache]: Analyzing trace with hash -355837059, now seen corresponding path program 1 times [2022-11-26 00:22:49,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:49,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006741659] [2022-11-26 00:22:49,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:49,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2022-11-26 00:22:50,346 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:50,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006741659] [2022-11-26 00:22:50,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006741659] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:22:50,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1539022794] [2022-11-26 00:22:50,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:50,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:22:50,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:22:50,348 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:22:50,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-26 00:22:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:51,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 2455 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-26 00:22:51,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:51,274 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-26 00:22:51,274 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:51,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1539022794] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:51,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-26 00:22:51,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-11-26 00:22:51,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485762312] [2022-11-26 00:22:51,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:51,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:51,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:51,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:51,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:22:51,277 INFO L87 Difference]: Start difference. First operand 1150 states and 1551 transitions. Second operand has 4 states, 3 states have (on average 31.0) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-26 00:22:51,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:51,904 INFO L93 Difference]: Finished difference Result 2282 states and 3092 transitions. [2022-11-26 00:22:51,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:51,905 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 31.0) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 233 [2022-11-26 00:22:51,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:51,911 INFO L225 Difference]: With dead ends: 2282 [2022-11-26 00:22:51,911 INFO L226 Difference]: Without dead ends: 1151 [2022-11-26 00:22:51,915 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:22:51,916 INFO L413 NwaCegarLoop]: 337 mSDtfsCounter, 1 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 985 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:51,917 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 985 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-26 00:22:51,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2022-11-26 00:22:51,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 1151. [2022-11-26 00:22:51,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1151 states, 758 states have (on average 1.3654353562005277) internal successors, (1035), 769 states have internal predecessors, (1035), 256 states have call successors, (256), 133 states have call predecessors, (256), 136 states have return successors, (261), 251 states have call predecessors, (261), 254 states have call successors, (261) [2022-11-26 00:22:51,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1552 transitions. [2022-11-26 00:22:51,985 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1552 transitions. Word has length 233 [2022-11-26 00:22:51,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:51,986 INFO L495 AbstractCegarLoop]: Abstraction has 1151 states and 1552 transitions. [2022-11-26 00:22:51,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 31.0) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-26 00:22:51,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1552 transitions. [2022-11-26 00:22:51,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-11-26 00:22:51,992 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:51,992 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 8, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:52,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-26 00:22:52,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-26 00:22:52,203 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:22:52,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:52,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1821498994, now seen corresponding path program 1 times [2022-11-26 00:22:52,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:52,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300969011] [2022-11-26 00:22:52,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:52,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:53,399 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2022-11-26 00:22:53,399 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:53,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300969011] [2022-11-26 00:22:53,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300969011] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:22:53,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1308534355] [2022-11-26 00:22:53,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:53,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:22:53,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:22:53,405 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:22:53,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf3f623d-72ed-4780-bc2e-64fd01699dec/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-26 00:22:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:54,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 2625 conjuncts, 331 conjunts are in the unsatisfiable core [2022-11-26 00:22:54,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:54,584 INFO L321 Elim1Store]: treesize reduction 440, result has 0.2 percent of original size [2022-11-26 00:22:54,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 320 treesize of output 298 [2022-11-26 00:23:00,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-26 00:23:01,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:01,783 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1568 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1568) |c_#memory_int|))) is different from true [2022-11-26 00:23:02,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-26 00:23:02,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:02,978 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1569 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1569) |c_#memory_int|))) is different from true [2022-11-26 00:23:03,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 19 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-26 00:23:03,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:03,935 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1570 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1570)))) is different from true [2022-11-26 00:23:04,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 17 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-26 00:23:04,558 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:04,575 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((v_ArrVal_1571 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1571) |c_#memory_int|)) (< 0 |c_#StackHeapBarrier|)) is different from true [2022-11-26 00:23:04,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-26 00:23:05,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:05,106 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1572 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1572)))) is different from true [2022-11-26 00:23:05,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-26 00:23:05,513 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:05,530 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1573 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1573) |c_#memory_int|))) is different from true [2022-11-26 00:23:05,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-26 00:23:05,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:05,879 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1574 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1574)))) is different from true [2022-11-26 00:23:05,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-26 00:23:06,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:06,113 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1575 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1575)))) is different from true [2022-11-26 00:23:06,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-26 00:23:06,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:06,283 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1576 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1576) |c_#memory_int|))) is different from true [2022-11-26 00:23:06,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-26 00:23:06,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:06,454 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1577 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1577)))) is different from true [2022-11-26 00:23:06,470 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 14 treesize of output 16 [2022-11-26 00:23:06,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:06,588 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1578 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1578) |c_#memory_int|))) is different from true [2022-11-26 00:23:06,616 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 14 treesize of output 16 [2022-11-26 00:23:07,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:07,212 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1579 (Array Int Int))) (= (store |c_old(#memory_int)| |c_#Ultimate.meminit_#ptr.base| v_ArrVal_1579) |c_#memory_int|))) is different from true [2022-11-26 00:23:07,224 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1579 (Array Int Int)) (|v_#Ultimate.meminit_#ptr.base_AFTER_CALL_17| Int)) (and (= |c_#memory_int| (store |c_old(#memory_int)| |v_#Ultimate.meminit_#ptr.base_AFTER_CALL_17| v_ArrVal_1579)) (<= (+ |v_#Ultimate.meminit_#ptr.base_AFTER_CALL_17| 1) |c_#StackHeapBarrier|)))) is different from true [2022-11-26 00:23:07,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-26 00:23:07,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:07,281 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 14 treesize of output 16 [2022-11-26 00:23:07,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:07,329 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1580 (Array Int Int))) (= (store |c_old(#memory_int)| |c_#Ultimate.meminit_#ptr.base| v_ArrVal_1580) |c_#memory_int|))) is different from true [2022-11-26 00:23:07,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-26 00:23:07,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:07,562 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 14 treesize of output 16 [2022-11-26 00:23:08,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:08,124 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 14 treesize of output 16 [2022-11-26 00:23:08,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 00:23:08,312 WARN L859 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_1582 (Array Int Int))) (= (store |c_old(#memory_int)| |c_raw_open_#in~filp#1.base| v_ArrVal_1582) |c_#memory_int|)) is different from true [2022-11-26 00:23:08,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:08,328 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 14 treesize of output 16 [2022-11-26 00:23:08,484 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 67 proven. 51 refuted. 0 times theorem prover too weak. 193 trivial. 293 not checked. [2022-11-26 00:23:08,484 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:23:08,615 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1585 (Array Int Int))) (not (= (select (select (store |c_#memory_int| c_~raw_ctl_fops_group2~0.base v_ArrVal_1585) |c_ULTIMATE.start_main_~#ldvarg1~0#1.base|) |c_ULTIMATE.start_main_~#ldvarg1~0#1.offset|) 44032))) is different from false [2022-11-26 00:23:08,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1308534355] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:23:08,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1434709771] [2022-11-26 00:23:08,642 INFO L159 IcfgInterpreter]: Started Sifa with 132 locations of interest [2022-11-26 00:23:08,642 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:23:08,646 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:23:08,651 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:23:08,652 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:23:09,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:09,633 INFO L217 Elim1Store]: Index analysis took 252 ms [2022-11-26 00:23:30,176 WARN L233 SmtUtils]: Spent 20.50s on a formula simplification. DAG size of input: 1512 DAG size of output: 513 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-26 00:23:30,184 INFO L321 Elim1Store]: treesize reduction 8908, result has 9.7 percent of original size [2022-11-26 00:23:30,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 31 select indices, 31 select index equivalence classes, 195 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 309 case distinctions, treesize of input 459 treesize of output 1329 [2022-11-26 00:23:30,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:30,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 447 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 205 [2022-11-26 00:23:31,108 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 288 treesize of output 246 [2022-11-26 00:23:31,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 631 treesize of output 507 [2022-11-26 00:23:31,562 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 625 treesize of output 501 [2022-11-26 00:23:34,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-26 00:23:34,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-26 00:23:34,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-26 00:23:36,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 94 [2022-11-26 00:23:36,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:36,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 447 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 91 [2022-11-26 00:23:37,109 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 287 treesize of output 209 [2022-11-26 00:23:37,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:37,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:37,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:37,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:37,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:37,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:37,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:37,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 25 [2022-11-26 00:23:42,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 447 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 91 [2022-11-26 00:23:42,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 287 treesize of output 209 [2022-11-26 00:23:42,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:42,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 25 [2022-11-26 00:23:43,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:43,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 94 [2022-11-26 00:24:36,455 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:24:36,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:24:36,864 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:24:37,583 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:24:37,590 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:24:37,616 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:25:32,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:25:32,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:25:32,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:25:33,262 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:25:33,272 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:25:33,321 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:26:46,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:26:46,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:26:47,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:26:47,915 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:26:47,922 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:26:47,952 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:27:42,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:27:42,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:27:42,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:27:43,752 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:27:43,767 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:27:43,769 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:29:00,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:29:01,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:29:01,158 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:29:01,975 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:29:01,987 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:29:01,997 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:30:06,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:30:06,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:30:06,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:30:07,279 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:30:07,321 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:30:07,328 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:30:10,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-26 00:30:10,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-26 00:30:10,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-26 00:30:10,957 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:30:10,958 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 100 treesize of output 103 [2022-11-26 00:30:10,984 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-26 00:30:10,985 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 98 treesize of output 101 [2022-11-26 00:30:11,007 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:30:11,008 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 92 treesize of output 95 [2022-11-26 00:30:11,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-26 00:30:11,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-26 00:30:11,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-26 00:30:12,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:30:12,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 630 treesize of output 490 [2022-11-26 00:30:12,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-26 00:30:12,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-26 00:30:12,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 46 [2022-11-26 00:30:12,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 484 [2022-11-26 00:30:13,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-26 00:30:13,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-26 00:30:13,342 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 40 [2022-11-26 00:30:15,496 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 484 [2022-11-26 00:30:15,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 40 [2022-11-26 00:30:15,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-26 00:30:15,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-26 00:30:16,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:30:16,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 630 treesize of output 490 [2022-11-26 00:30:16,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-26 00:30:16,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 46 [2022-11-26 00:30:16,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:16,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-26 00:31:11,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:11,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-11-26 00:31:11,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:11,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-26 00:31:12,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-26 00:31:12,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-26 00:31:13,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:13,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-26 00:31:13,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:13,607 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-26 00:31:15,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:15,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-26 00:31:15,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:15,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-26 00:32:43,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:32:43,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:33:55,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:33:55,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:33:58,485 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:33:58,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:33:58,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:33:59,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:34:05,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-26 00:34:05,761 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 [2022-11-26 00:34:05,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-26 00:34:05,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-26 00:34:14,624 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-26 00:34:14,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-26 00:34:14,665 INFO L321 Elim1Store]: treesize reduction 27, result has 41.3 percent of original size [2022-11-26 00:34:14,665 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 51 treesize of output 33 [2022-11-26 00:34:15,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-26 00:34:15,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-26 00:34:17,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-26 00:34:18,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-26 00:34:32,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:34:32,553 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-26 00:34:33,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:34:33,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-26 00:34:34,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:34:34,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-26 00:34:35,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:34:35,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-26 00:34:44,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:34:44,434 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:34:44,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:34:44,597 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:34:44,603 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:34:44,607 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:34:51,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:34:51,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:34:51,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:34:51,352 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:34:51,355 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:34:51,357 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:34:59,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:34:59,727 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:34:59,841 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:34:59,842 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:35:06,157 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:35:06,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 00:35:06,310 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:35:06,313 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:35:11,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-26 00:35:11,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-26 00:35:11,849 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-26 00:35:11,883 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 [2022-11-26 00:35:14,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-26 00:35:15,031 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-26 00:35:15,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-26 00:35:15,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-26 00:35:25,434 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-26 00:35:25,435 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-26 00:35:25,503 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11