./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 09:18:51,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 09:18:51,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 09:18:51,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 09:18:51,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 09:18:51,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 09:18:51,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 09:18:51,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 09:18:51,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 09:18:51,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 09:18:51,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 09:18:51,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 09:18:51,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 09:18:51,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 09:18:51,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 09:18:51,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 09:18:51,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 09:18:51,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 09:18:51,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 09:18:51,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 09:18:51,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 09:18:51,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 09:18:51,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 09:18:51,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 09:18:51,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 09:18:51,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 09:18:51,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 09:18:51,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 09:18:51,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 09:18:51,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 09:18:51,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 09:18:51,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 09:18:51,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 09:18:51,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 09:18:51,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 09:18:51,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 09:18:51,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 09:18:51,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 09:18:51,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 09:18:51,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 09:18:51,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 09:18:51,978 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/config/svcomp-Reach-32bit-GemCutter_Default.epf [2022-12-13 09:18:52,000 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 09:18:52,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 09:18:52,000 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 09:18:52,000 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 09:18:52,001 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 09:18:52,001 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 09:18:52,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 09:18:52,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 09:18:52,002 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 09:18:52,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 09:18:52,003 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 09:18:52,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 09:18:52,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 09:18:52,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 09:18:52,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 09:18:52,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 09:18:52,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 09:18:52,004 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 09:18:52,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 09:18:52,004 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 09:18:52,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 09:18:52,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 09:18:52,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 09:18:52,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 09:18:52,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 09:18:52,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 09:18:52,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 09:18:52,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 09:18:52,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 09:18:52,006 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-12-13 09:18:52,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 09:18:52,007 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-13 09:18:52,007 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-12-13 09:18:52,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 09:18:52,007 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-12-13 09:18:52,007 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-12-13 09:18:52,008 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_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2022-12-13 09:18:52,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 09:18:52,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 09:18:52,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 09:18:52,205 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 09:18:52,205 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 09:18:52,206 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-12-13 09:18:54,716 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 09:18:55,062 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 09:18:55,062 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-12-13 09:18:55,098 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/data/9b01a0dc4/265cfc63ee5c4e098137232a80cd23f6/FLAG805883054 [2022-12-13 09:18:55,287 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/data/9b01a0dc4/265cfc63ee5c4e098137232a80cd23f6 [2022-12-13 09:18:55,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 09:18:55,291 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 09:18:55,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 09:18:55,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 09:18:55,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 09:18:55,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:18:55" (1/1) ... [2022-12-13 09:18:55,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d1809a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:55, skipping insertion in model container [2022-12-13 09:18:55,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:18:55" (1/1) ... [2022-12-13 09:18:55,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 09:18:55,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 09:18:55,681 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_8465f3d1-c264-47f6-bf4f-f21cbfd23438/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2022-12-13 09:18:56,002 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:56,003 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:56,008 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:56,009 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:56,015 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:56,015 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:56,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:56,132 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:56,137 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:56,138 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:56,144 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:56,144 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:56,150 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:56,151 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:56,156 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:56,157 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:56,162 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:56,163 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:56,168 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:56,169 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:56,174 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:56,175 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:56,722 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-13 09:18:56,726 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-13 09:18:56,729 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-13 09:18:56,736 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-13 09:18:56,826 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-13 09:18:56,830 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-13 09:18:56,957 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-13 09:18:57,137 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-13 09:18:57,143 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-13 09:18:57,193 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-13 09:18:57,196 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-13 09:18:57,411 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-13 09:18:57,413 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-13 09:18:57,415 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-13 09:18:57,488 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-13 09:18:57,489 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-13 09:18:57,491 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-13 09:18:57,491 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-13 09:18:57,620 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-13 09:18:57,650 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-13 09:18:57,800 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-13 09:18:57,803 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 09:18:57,945 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 09:18:58,097 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-13 09:18:58,097 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-13 09:18:58,098 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-13 09:18:58,893 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-13 09:18:58,893 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-13 09:18:58,896 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-13 09:18:58,899 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-13 09:18:58,901 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-13 09:18:59,397 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-13 09:18:59,401 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-13 09:18:59,405 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-13 09:18:59,412 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-13 09:18:59,413 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-13 09:18:59,416 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-13 09:18:59,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 09:18:59,448 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 09:18:59,460 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_8465f3d1-c264-47f6-bf4f-f21cbfd23438/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2022-12-13 09:18:59,473 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:59,473 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:59,474 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:59,474 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:59,474 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:59,475 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:59,486 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:59,486 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:59,486 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:59,487 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:59,487 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:59,487 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:59,487 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:59,488 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:59,488 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:59,488 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:59,488 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:59,489 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:59,489 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:59,489 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:59,489 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:18:59,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:18:59,502 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-13 09:18:59,503 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-13 09:18:59,503 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-13 09:18:59,504 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-13 09:18:59,509 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-13 09:18:59,509 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-13 09:18:59,512 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-13 09:18:59,524 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-13 09:18:59,525 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-13 09:18:59,527 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-13 09:18:59,528 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-13 09:18:59,537 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-13 09:18:59,537 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-13 09:18:59,537 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-13 09:18:59,541 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-13 09:18:59,541 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-13 09:18:59,542 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-13 09:18:59,542 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-13 09:18:59,550 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-13 09:18:59,553 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-13 09:18:59,558 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-13 09:18:59,559 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 09:18:59,563 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 09:18:59,567 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-13 09:18:59,567 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-13 09:18:59,568 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-13 09:18:59,660 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-13 09:18:59,660 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-13 09:18:59,664 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-13 09:18:59,667 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-13 09:18:59,670 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-13 09:18:59,712 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-13 09:18:59,714 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-13 09:18:59,715 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-13 09:18:59,716 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-13 09:18:59,717 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-13 09:18:59,717 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-13 09:18:59,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 09:19:00,119 INFO L208 MainTranslator]: Completed translation [2022-12-13 09:19:00,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00 WrapperNode [2022-12-13 09:19:00,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 09:19:00,120 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 09:19:00,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 09:19:00,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 09:19:00,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (1/1) ... [2022-12-13 09:19:00,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (1/1) ... [2022-12-13 09:19:00,208 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 347, calls inlined = 18, statements flattened = 348 [2022-12-13 09:19:00,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 09:19:00,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 09:19:00,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 09:19:00,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 09:19:00,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (1/1) ... [2022-12-13 09:19:00,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (1/1) ... [2022-12-13 09:19:00,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (1/1) ... [2022-12-13 09:19:00,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (1/1) ... [2022-12-13 09:19:00,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (1/1) ... [2022-12-13 09:19:00,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (1/1) ... [2022-12-13 09:19:00,235 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (1/1) ... [2022-12-13 09:19:00,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (1/1) ... [2022-12-13 09:19:00,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 09:19:00,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 09:19:00,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 09:19:00,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 09:19:00,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (1/1) ... [2022-12-13 09:19:00,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 09:19:00,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:19:00,267 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 09:19:00,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 09:19:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 09:19:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 09:19:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 09:19:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 09:19:00,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 09:19:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 09:19:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 09:19:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 09:19:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2022-12-13 09:19:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2022-12-13 09:19:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 09:19:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 09:19:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2022-12-13 09:19:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2022-12-13 09:19:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 09:19:00,296 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 09:19:00,609 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 09:19:00,610 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 09:19:00,960 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 09:19:00,971 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 09:19:00,971 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 09:19:00,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:19:00 BoogieIcfgContainer [2022-12-13 09:19:00,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 09:19:00,976 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 09:19:00,976 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 09:19:00,979 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 09:19:00,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:18:55" (1/3) ... [2022-12-13 09:19:00,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aaa6469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:19:00, skipping insertion in model container [2022-12-13 09:19:00,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:19:00" (2/3) ... [2022-12-13 09:19:00,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aaa6469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:19:00, skipping insertion in model container [2022-12-13 09:19:00,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:19:00" (3/3) ... [2022-12-13 09:19:00,981 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_read_nvram_write_nvram.i [2022-12-13 09:19:00,988 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 09:19:00,995 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 09:19:00,996 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 09:19:00,996 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 09:19:01,093 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-13 09:19:01,140 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:19:01,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 09:19:01,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:19:01,142 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 09:19:01,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-12-13 09:19:01,176 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 09:19:01,189 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-12-13 09:19:01,195 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=PARTIAL_ORDER_FA, 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;@2d5fb043, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:19:01,195 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 09:19:03,671 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2022-12-13 09:19:03,672 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2022-12-13 09:19:03,679 INFO L445 BasicCegarLoop]: Path program histogram: [] [2022-12-13 09:19:03,681 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE (1/3) [2022-12-13 09:19:03,688 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:19:03,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 09:19:03,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:19:03,712 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 09:19:03,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-12-13 09:19:03,717 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 09:19:03,717 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == whoop_wrapper_write_nvramThread1of1ForFork1 ======== [2022-12-13 09:19:03,718 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=PARTIAL_ORDER_FA, 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;@2d5fb043, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:19:03,718 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 09:19:04,974 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 09:19:04,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:19:04,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1138124303, now seen corresponding path program 1 times [2022-12-13 09:19:04,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:19:04,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786895161] [2022-12-13 09:19:04,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:19:04,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:19:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:19:05,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:19:05,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:19:05,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786895161] [2022-12-13 09:19:05,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786895161] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:19:05,394 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:19:05,395 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 09:19:05,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472918185] [2022-12-13 09:19:05,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:19:05,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 09:19:05,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:19:05,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 09:19:05,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 09:19:05,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:05,429 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:19:05,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 132.5) internal successors, (265), 2 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:19:05,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:05,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 09:19:05,461 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 09:19:05,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:19:05,461 INFO L85 PathProgramCache]: Analyzing trace with hash 65744682, now seen corresponding path program 1 times [2022-12-13 09:19:05,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:19:05,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140733168] [2022-12-13 09:19:05,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:19:05,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:19:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:19:06,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:19:06,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:19:06,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140733168] [2022-12-13 09:19:06,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140733168] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:19:06,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:19:06,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 09:19:06,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650863147] [2022-12-13 09:19:06,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:19:06,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:19:06,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:19:06,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:19:06,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:19:06,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:06,042 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:19:06,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 44.0) internal successors, (264), 6 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:19:06,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:06,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:08,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:08,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:19:08,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 09:19:08,674 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 09:19:08,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:19:08,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1707018784, now seen corresponding path program 1 times [2022-12-13 09:19:08,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:19:08,675 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205378422] [2022-12-13 09:19:08,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:19:08,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:19:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:19:09,174 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-13 09:19:09,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:19:09,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205378422] [2022-12-13 09:19:09,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205378422] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:19:09,175 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:19:09,175 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 09:19:09,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024411639] [2022-12-13 09:19:09,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:19:09,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:19:09,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:19:09,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:19:09,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:19:09,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:09,177 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:19:09,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 50.333333333333336) internal successors, (302), 6 states have internal predecessors, (302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:19:09,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:09,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:19:09,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:09,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:09,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:19:09,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:19:09,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 09:19:09,485 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 09:19:09,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:19:09,485 INFO L85 PathProgramCache]: Analyzing trace with hash 501636981, now seen corresponding path program 1 times [2022-12-13 09:19:09,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:19:09,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814016716] [2022-12-13 09:19:09,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:19:09,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:19:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:19:10,150 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 09:19:10,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:19:10,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814016716] [2022-12-13 09:19:10,151 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814016716] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:19:10,151 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:19:10,151 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 09:19:10,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848478124] [2022-12-13 09:19:10,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:19:10,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 09:19:10,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:19:10,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 09:19:10,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 09:19:10,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:10,154 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:19:10,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:19:10,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:10,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:19:10,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:19:10,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:10,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:10,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:19:10,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:19:10,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:19:10,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 09:19:10,184 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 09:19:10,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:19:10,185 INFO L85 PathProgramCache]: Analyzing trace with hash -581796613, now seen corresponding path program 1 times [2022-12-13 09:19:10,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:19:10,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782747550] [2022-12-13 09:19:10,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:19:10,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:19:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:19:12,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:19:12,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:19:12,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782747550] [2022-12-13 09:19:12,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782747550] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:19:12,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:19:12,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-12-13 09:19:12,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088160196] [2022-12-13 09:19:12,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:19:12,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-12-13 09:19:12,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:19:12,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-12-13 09:19:12,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-12-13 09:19:12,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:12,264 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:19:12,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 13.25) internal successors, (265), 20 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:19:12,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:12,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:19:12,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:19:12,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:19:12,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:14,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:14,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:19:14,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:19:14,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:19:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-12-13 09:19:14,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 09:19:14,513 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 09:19:14,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:19:14,513 INFO L85 PathProgramCache]: Analyzing trace with hash -729649247, now seen corresponding path program 2 times [2022-12-13 09:19:14,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:19:14,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490749807] [2022-12-13 09:19:14,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:19:14,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:19:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:19:15,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:19:15,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:19:15,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490749807] [2022-12-13 09:19:15,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490749807] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:19:15,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:19:15,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-12-13 09:19:15,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688713136] [2022-12-13 09:19:15,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:19:15,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-13 09:19:15,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:19:15,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-13 09:19:15,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2022-12-13 09:19:15,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:15,863 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:19:15,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 20.384615384615383) internal successors, (265), 13 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:19:15,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:15,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:19:15,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:19:15,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:19:15,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-12-13 09:19:15,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:19,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:19,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:19:19,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:19:19,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:19:19,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-12-13 09:19:19,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-12-13 09:19:19,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 09:19:19,750 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 09:19:19,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:19:19,751 INFO L85 PathProgramCache]: Analyzing trace with hash -161572865, now seen corresponding path program 1 times [2022-12-13 09:19:19,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:19:19,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362264403] [2022-12-13 09:19:19,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:19:19,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:19:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:19:21,990 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:19:21,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:19:21,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362264403] [2022-12-13 09:19:21,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362264403] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:19:21,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126759230] [2022-12-13 09:19:21,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:19:21,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:19:21,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:19:21,992 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:19:21,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 09:19:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:19:22,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 1117 conjuncts, 63 conjunts are in the unsatisfiable core [2022-12-13 09:19:22,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:19:23,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:19:23,107 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 [2022-12-13 09:19:24,431 INFO L321 Elim1Store]: treesize reduction 14, result has 58.8 percent of original size [2022-12-13 09:19:24,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 39 [2022-12-13 09:19:24,978 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 09:19:24,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 35 [2022-12-13 09:19:25,045 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 17 treesize of output 9 [2022-12-13 09:19:25,179 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:19:25,179 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:19:29,796 WARN L837 $PredicateComparison]: unable to prove that (or (not (< 0 (mod (+ 4294967295 c_~whoop_int~0) 4294967296))) (let ((.cse2 (mod (+ |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~i~2#1| 1) 4294967296))) (and (forall ((|whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| Int) (v_ArrVal_744 Int) (v_ArrVal_741 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base| v_ArrVal_741))) (or (= (select (select (let ((.cse0 (store .cse1 |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base| (store (select .cse1 |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base|) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.offset| .cse2)))) (store .cse0 c_~whoop_loff_t~0.base (store (select .cse0 c_~whoop_loff_t~0.base) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| v_ArrVal_744))) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base|) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.offset|) .cse2) (< .cse2 (+ (mod (+ (select (select .cse1 c_~whoop_loff_t~0.base) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 1) 4294967296) 1))))) (or (forall ((|whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| Int) (v_ArrVal_744 Int) (v_ArrVal_741 (Array Int Int))) (let ((.cse4 (store |c_#memory_int| |c_ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base| v_ArrVal_741))) (or (= (select (select (let ((.cse3 (store .cse4 |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base| (store (select .cse4 |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base|) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.offset| .cse2)))) (store .cse3 c_~whoop_loff_t~0.base (store (select .cse3 c_~whoop_loff_t~0.base) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| v_ArrVal_744))) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base|) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.offset|) .cse2) (< 4294967294 (mod (+ (select (select .cse4 c_~whoop_loff_t~0.base) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 1) 4294967296))))) (< 0 (mod (+ |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~count#1| 4294967295) 4294967296)))))) is different from false [2022-12-13 09:19:29,956 WARN L837 $PredicateComparison]: unable to prove that (or (not (< 0 (mod (+ 4294967295 c_~whoop_int~0) 4294967296))) (let ((.cse0 (mod (+ |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_#t~mem1036#1| 1) 4294967296))) (and (or (forall ((|whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| Int) (v_ArrVal_744 Int) (v_ArrVal_741 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base| v_ArrVal_741))) (or (= .cse0 (select (select (let ((.cse1 (store .cse2 |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base| (store (select .cse2 |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base|) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.offset| .cse0)))) (store .cse1 c_~whoop_loff_t~0.base (store (select .cse1 c_~whoop_loff_t~0.base) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| v_ArrVal_744))) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base|) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.offset|)) (< 4294967294 (mod (+ (select (select .cse2 c_~whoop_loff_t~0.base) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 1) 4294967296))))) (< 0 (mod (+ |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~count#1| 4294967295) 4294967296))) (forall ((|whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| Int) (v_ArrVal_744 Int) (v_ArrVal_741 (Array Int Int))) (let ((.cse4 (store |c_#memory_int| |c_ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base| v_ArrVal_741))) (or (= .cse0 (select (select (let ((.cse3 (store .cse4 |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base| (store (select .cse4 |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base|) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.offset| .cse0)))) (store .cse3 c_~whoop_loff_t~0.base (store (select .cse3 c_~whoop_loff_t~0.base) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| v_ArrVal_744))) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.base|) |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~ppos#1.offset|)) (< .cse0 (+ (mod (+ (select (select .cse4 c_~whoop_loff_t~0.base) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 1) 4294967296) 1)))))))) is different from false [2022-12-13 09:19:29,985 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 09:19:29,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 351 treesize of output 321 [2022-12-13 09:19:30,000 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 09:19:30,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 144 treesize of output 134 [2022-12-13 09:19:30,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 66 [2022-12-13 09:19:30,051 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 09:19:30,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 371 treesize of output 337 [2022-12-13 09:19:30,064 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 09:19:30,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 159 [2022-12-13 09:19:30,077 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 60 [2022-12-13 09:19:31,263 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:19:31,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1126759230] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 09:19:31,264 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 09:19:31,264 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 30, 30] total 79 [2022-12-13 09:19:31,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581865761] [2022-12-13 09:19:31,265 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 09:19:31,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2022-12-13 09:19:31,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:19:31,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2022-12-13 09:19:31,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=5549, Unknown=2, NotChecked=302, Total=6162 [2022-12-13 09:19:31,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:31,272 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:19:31,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 11.253164556962025) internal successors, (889), 79 states have internal predecessors, (889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:19:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:19:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:19:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:19:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:19:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-12-13 09:19:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-12-13 09:19:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:20:32,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:20:32,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:20:32,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:20:32,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:20:32,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-12-13 09:20:32,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-12-13 09:20:32,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-12-13 09:20:32,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-12-13 09:20:32,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:20:32,247 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 09:20:32,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:20:32,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1815543443, now seen corresponding path program 2 times [2022-12-13 09:20:32,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:20:32,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393156467] [2022-12-13 09:20:32,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:20:32,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:20:32,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:20:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 103 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:20:37,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:20:37,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393156467] [2022-12-13 09:20:37,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393156467] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:20:37,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37787930] [2022-12-13 09:20:37,361 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 09:20:37,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:20:37,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:20:37,362 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:20:37,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 09:20:38,101 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 09:20:38,101 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 09:20:38,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 1363 conjuncts, 70 conjunts are in the unsatisfiable core [2022-12-13 09:20:38,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:20:38,121 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 [2022-12-13 09:20:38,297 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-13 09:20:38,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-12-13 09:20:38,377 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 09:20:38,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-12-13 09:20:38,907 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 [2022-12-13 09:20:39,226 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 15 treesize of output 7 [2022-12-13 09:20:40,204 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 103 proven. 3 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2022-12-13 09:20:40,204 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:20:48,854 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 09:20:48,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 49 [2022-12-13 09:20:48,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2022-12-13 09:20:48,886 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-13 09:20:48,888 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 11 treesize of output 7 [2022-12-13 09:20:49,869 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 103 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:20:49,869 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37787930] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 09:20:49,869 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 09:20:49,870 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 20, 29] total 78 [2022-12-13 09:20:49,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059426693] [2022-12-13 09:20:49,870 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 09:20:49,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 78 states [2022-12-13 09:20:49,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:20:49,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2022-12-13 09:20:49,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=264, Invalid=5723, Unknown=19, NotChecked=0, Total=6006 [2022-12-13 09:20:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:20:49,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:20:49,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 78 states, 78 states have (on average 13.615384615384615) internal successors, (1062), 78 states have internal predecessors, (1062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:20:49,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:20:49,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:20:49,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:20:49,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:20:49,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-12-13 09:20:49,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-12-13 09:20:49,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-12-13 09:20:49,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:21:29,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 09:21:33,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 09:21:34,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:21:34,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:21:34,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:21:34,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:21:34,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-12-13 09:21:34,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-12-13 09:21:34,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-12-13 09:21:34,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-12-13 09:21:34,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-12-13 09:21:34,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:21:34,333 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 09:21:34,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:21:34,335 INFO L85 PathProgramCache]: Analyzing trace with hash 2048492271, now seen corresponding path program 3 times [2022-12-13 09:21:34,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:21:34,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512728527] [2022-12-13 09:21:34,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:21:34,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:21:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:21:39,457 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 34 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:21:39,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:21:39,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512728527] [2022-12-13 09:21:39,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512728527] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:21:39,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [22023809] [2022-12-13 09:21:39,458 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-13 09:21:39,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:21:39,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:21:39,459 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:21:39,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 09:21:41,169 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-12-13 09:21:41,170 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 09:21:41,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 1300 conjuncts, 76 conjunts are in the unsatisfiable core [2022-12-13 09:21:41,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:21:41,190 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 [2022-12-13 09:21:41,466 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-13 09:21:41,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-12-13 09:21:41,545 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 09:21:41,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-12-13 09:21:41,922 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 [2022-12-13 09:21:42,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-12-13 09:21:43,297 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 [2022-12-13 09:21:43,362 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 17 treesize of output 9 [2022-12-13 09:21:43,479 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2022-12-13 09:21:43,479 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:21:43,527 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 42 treesize of output 38 [2022-12-13 09:21:47,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 29 [2022-12-13 09:21:47,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-13 09:21:47,067 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-13 09:21:47,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 1 [2022-12-13 09:21:47,865 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2022-12-13 09:21:47,865 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [22023809] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 09:21:47,866 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 09:21:47,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 21, 22] total 67 [2022-12-13 09:21:47,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669715022] [2022-12-13 09:21:47,866 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 09:21:47,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2022-12-13 09:21:47,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:21:47,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2022-12-13 09:21:47,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=4168, Unknown=9, NotChecked=0, Total=4422 [2022-12-13 09:21:47,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:21:47,871 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:21:47,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 13.64179104477612) internal successors, (914), 67 states have internal predecessors, (914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:21:47,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:21:47,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:21:47,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:21:47,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:21:47,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-12-13 09:21:47,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-12-13 09:21:47,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-12-13 09:21:47,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-12-13 09:21:47,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:22:26,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:22:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:22:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:22:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:22:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-12-13 09:22:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-12-13 09:22:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2022-12-13 09:22:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-12-13 09:22:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-12-13 09:22:26,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-13 09:22:27,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-12-13 09:22:27,169 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 09:22:27,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:22:27,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1987294965, now seen corresponding path program 1 times [2022-12-13 09:22:27,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:22:27,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337910175] [2022-12-13 09:22:27,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:22:27,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:22:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:22:32,394 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 91 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:22:32,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:22:32,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337910175] [2022-12-13 09:22:32,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337910175] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:22:32,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1559490508] [2022-12-13 09:22:32,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:22:32,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:22:32,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:22:32,395 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:22:32,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-13 09:22:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:22:32,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 1321 conjuncts, 66 conjunts are in the unsatisfiable core [2022-12-13 09:22:32,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:22:32,690 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 [2022-12-13 09:22:32,827 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-13 09:22:32,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-12-13 09:22:32,897 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 09:22:32,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-12-13 09:22:33,373 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 [2022-12-13 09:22:33,659 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 15 treesize of output 7 [2022-12-13 09:22:34,448 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 93 proven. 60 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-12-13 09:22:34,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:22:39,187 WARN L837 $PredicateComparison]: unable to prove that (or (not (< 0 (mod (+ |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~count#1| 4294967294) 4294967296))) (let ((.cse0 (mod (+ |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~i~2#1| 2) 4294967296))) (and (forall ((v_ArrVal_1320 (Array Int Int))) (< (mod (+ 2 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base| v_ArrVal_1320) c_~whoop_loff_t~0.base) c_~whoop_loff_t~0.offset)) 4294967296) (+ .cse0 1))) (or (< 0 (mod (+ 4294967294 c_~whoop_int~0) 4294967296)) (< 4294967294 .cse0))))) is different from false [2022-12-13 09:22:39,246 WARN L837 $PredicateComparison]: unable to prove that (or (let ((.cse0 (mod (+ |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_#t~mem1036#1| 2) 4294967296))) (and (forall ((v_ArrVal_1320 (Array Int Int))) (< (mod (+ 2 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base| v_ArrVal_1320) c_~whoop_loff_t~0.base) c_~whoop_loff_t~0.offset)) 4294967296) (+ .cse0 1))) (or (< 4294967294 .cse0) (< 0 (mod (+ 4294967294 c_~whoop_int~0) 4294967296))))) (not (< 0 (mod (+ |c_whoop_wrapper_write_nvramThread1of1ForFork1_write_nvram_~count#1| 4294967294) 4294967296)))) is different from false [2022-12-13 09:22:39,258 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 09:22:39,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 49 [2022-12-13 09:22:39,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2022-12-13 09:22:39,290 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 11 treesize of output 7 [2022-12-13 09:22:40,416 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 93 proven. 126 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 09:22:40,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1559490508] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 09:22:40,416 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 09:22:40,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 21, 25] total 77 [2022-12-13 09:22:40,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202885971] [2022-12-13 09:22:40,416 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 09:22:40,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2022-12-13 09:22:40,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:22:40,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2022-12-13 09:22:40,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=223, Invalid=5333, Unknown=2, NotChecked=294, Total=5852 [2022-12-13 09:22:40,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:22:40,422 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:22:40,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 13.324675324675324) internal successors, (1026), 77 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:22:40,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:22:40,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:22:40,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:22:40,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:22:40,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-12-13 09:22:40,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-12-13 09:22:40,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2022-12-13 09:22:40,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-12-13 09:22:40,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-12-13 09:22:40,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:27,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 09:23:34,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 09:23:39,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 09:24:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:24:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:24:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:24:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-12-13 09:24:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-12-13 09:24:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2022-12-13 09:24:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2022-12-13 09:24:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-12-13 09:24:23,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2022-12-13 09:24:23,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-12-13 09:24:23,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-13 09:24:23,608 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 09:24:23,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:24:23,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1476101813, now seen corresponding path program 4 times [2022-12-13 09:24:23,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:24:23,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749330604] [2022-12-13 09:24:23,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:24:23,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:24:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 09:24:23,682 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 09:24:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 09:24:23,845 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 09:24:23,845 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 09:24:23,845 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 09:24:23,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 09:24:23,846 INFO L445 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1, 1] [2022-12-13 09:24:23,846 INFO L307 ceAbstractionStarter]: Result for error location whoop_wrapper_write_nvramThread1of1ForFork1 was UNSAFE (2/3) [2022-12-13 09:24:23,848 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-13 09:24:23,849 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 09:24:24,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 09:24:24 BasicIcfg [2022-12-13 09:24:24,344 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 09:24:24,344 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 09:24:24,344 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 09:24:24,345 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 09:24:24,345 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:19:00" (3/4) ... [2022-12-13 09:24:24,347 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 09:24:24,886 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/witness.graphml [2022-12-13 09:24:24,886 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 09:24:24,886 INFO L158 Benchmark]: Toolchain (without parser) took 329595.81ms. Allocated memory was 136.3MB in the beginning and 557.8MB in the end (delta: 421.5MB). Free memory was 89.9MB in the beginning and 241.4MB in the end (delta: -151.5MB). Peak memory consumption was 446.3MB. Max. memory is 16.1GB. [2022-12-13 09:24:24,886 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 136.3MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 09:24:24,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4827.93ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 89.9MB in the beginning and 66.0MB in the end (delta: 23.9MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. [2022-12-13 09:24:24,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.36ms. Allocated memory is still 163.6MB. Free memory was 66.0MB in the beginning and 56.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 09:24:24,887 INFO L158 Benchmark]: Boogie Preprocessor took 32.27ms. Allocated memory is still 163.6MB. Free memory was 56.6MB in the beginning and 52.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 09:24:24,887 INFO L158 Benchmark]: RCFGBuilder took 732.12ms. Allocated memory is still 163.6MB. Free memory was 52.4MB in the beginning and 62.7MB in the end (delta: -10.3MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-12-13 09:24:24,887 INFO L158 Benchmark]: TraceAbstraction took 323368.01ms. Allocated memory was 163.6MB in the beginning and 557.8MB in the end (delta: 394.3MB). Free memory was 61.7MB in the beginning and 104.2MB in the end (delta: -42.6MB). Peak memory consumption was 380.0MB. Max. memory is 16.1GB. [2022-12-13 09:24:24,888 INFO L158 Benchmark]: Witness Printer took 541.52ms. Allocated memory is still 557.8MB. Free memory was 104.2MB in the beginning and 241.4MB in the end (delta: -137.2MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2022-12-13 09:24:24,889 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 136.3MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4827.93ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 89.9MB in the beginning and 66.0MB in the end (delta: 23.9MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.36ms. Allocated memory is still 163.6MB. Free memory was 66.0MB in the beginning and 56.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.27ms. Allocated memory is still 163.6MB. Free memory was 56.6MB in the beginning and 52.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 732.12ms. Allocated memory is still 163.6MB. Free memory was 52.4MB in the beginning and 62.7MB in the end (delta: -10.3MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * TraceAbstraction took 323368.01ms. Allocated memory was 163.6MB in the beginning and 557.8MB in the end (delta: 394.3MB). Free memory was 61.7MB in the beginning and 104.2MB in the end (delta: -42.6MB). Peak memory consumption was 380.0MB. Max. memory is 16.1GB. * Witness Printer took 541.52ms. Allocated memory is still 557.8MB. Free memory was 104.2MB in the beginning and 241.4MB in the end (delta: -137.2MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10589, independent: 10543, independent conditional: 285, independent unconditional: 10258, dependent: 43, dependent conditional: 31, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10561, independent: 10543, independent conditional: 285, independent unconditional: 10258, dependent: 15, dependent conditional: 3, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10561, independent: 10543, independent conditional: 285, independent unconditional: 10258, dependent: 15, dependent conditional: 3, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10561, independent: 10543, independent conditional: 0, independent unconditional: 10543, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10561, independent: 10543, independent conditional: 0, independent unconditional: 10543, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10561, independent: 10543, independent conditional: 0, independent unconditional: 10543, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10242, independent: 10228, independent conditional: 0, independent unconditional: 10228, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10242, independent: 10227, independent conditional: 0, independent unconditional: 10227, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2222, independent: 35, independent conditional: 0, independent unconditional: 35, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 2129, unknown conditional: 0, unknown unconditional: 2129] , Protected Queries: 0 ], Cache Queries: [ total: 10561, independent: 315, independent conditional: 0, independent unconditional: 315, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 10243, unknown conditional: 0, unknown unconditional: 10243] , Statistics on independence cache: Total cache size (in pairs): 10240, Positive cache size: 10228, Positive conditional cache size: 0, Positive unconditional cache size: 10228, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 2, Unknown conditional cache size: 0, Unknown unconditional cache size: 2, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 28 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.3s, Number of persistent set computation: 509, Number of trivial persistent sets: 500, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10272, independent: 10258, independent conditional: 0, independent unconditional: 10258, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10589, independent: 10543, independent conditional: 285, independent unconditional: 10258, dependent: 43, dependent conditional: 31, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10561, independent: 10543, independent conditional: 285, independent unconditional: 10258, dependent: 15, dependent conditional: 3, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10561, independent: 10543, independent conditional: 285, independent unconditional: 10258, dependent: 15, dependent conditional: 3, dependent unconditional: 12, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10561, independent: 10543, independent conditional: 0, independent unconditional: 10543, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10561, independent: 10543, independent conditional: 0, independent unconditional: 10543, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10561, independent: 10543, independent conditional: 0, independent unconditional: 10543, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10242, independent: 10228, independent conditional: 0, independent unconditional: 10228, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10242, independent: 10227, independent conditional: 0, independent unconditional: 10227, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2222, independent: 35, independent conditional: 0, independent unconditional: 35, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 2129, unknown conditional: 0, unknown unconditional: 2129] , Protected Queries: 0 ], Cache Queries: [ total: 10561, independent: 315, independent conditional: 0, independent unconditional: 315, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 10243, unknown conditional: 0, unknown unconditional: 10243] , Statistics on independence cache: Total cache size (in pairs): 10240, Positive cache size: 10228, Positive conditional cache size: 0, Positive unconditional cache size: 10228, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 2, Unknown conditional cache size: 0, Unknown unconditional cache size: 2, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 28 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 95785, independent: 82597, independent conditional: 63967, independent unconditional: 18630, dependent: 13181, dependent conditional: 13154, dependent unconditional: 27, unknown: 7, unknown conditional: 3, unknown unconditional: 4] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 83061, independent: 82597, independent conditional: 63967, independent unconditional: 18630, dependent: 457, dependent conditional: 430, dependent unconditional: 27, unknown: 7, unknown conditional: 3, unknown unconditional: 4] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 83061, independent: 82597, independent conditional: 63967, independent unconditional: 18630, dependent: 457, dependent conditional: 430, dependent unconditional: 27, unknown: 7, unknown conditional: 3, unknown unconditional: 4] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 85511, independent: 82597, independent conditional: 133, independent unconditional: 82464, dependent: 2859, dependent conditional: 2300, dependent unconditional: 559, unknown: 55, unknown conditional: 17, unknown unconditional: 38] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 85511, independent: 82597, independent conditional: 133, independent unconditional: 82464, dependent: 2859, dependent conditional: 1860, dependent unconditional: 999, unknown: 55, unknown conditional: 15, unknown unconditional: 40] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 85511, independent: 82597, independent conditional: 133, independent unconditional: 82464, dependent: 2859, dependent conditional: 1860, dependent unconditional: 999, unknown: 55, unknown conditional: 15, unknown unconditional: 40] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15562, independent: 15385, independent conditional: 47, independent unconditional: 15338, dependent: 164, dependent conditional: 137, dependent unconditional: 27, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15562, independent: 15337, independent conditional: 0, independent unconditional: 15337, dependent: 225, dependent conditional: 0, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 225, independent: 48, independent conditional: 47, independent unconditional: 1, dependent: 164, dependent conditional: 137, dependent unconditional: 27, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 225, independent: 48, independent conditional: 47, independent unconditional: 1, dependent: 164, dependent conditional: 137, dependent unconditional: 27, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 17635, independent: 1054, independent conditional: 1028, independent unconditional: 26, dependent: 2666, dependent conditional: 2538, dependent unconditional: 129, unknown: 13915, unknown conditional: 9661, unknown unconditional: 4254] , Protected Queries: 0 ], Cache Queries: [ total: 85511, independent: 67212, independent conditional: 86, independent unconditional: 67126, dependent: 2695, dependent conditional: 1723, dependent unconditional: 972, unknown: 15604, unknown conditional: 199, unknown unconditional: 15405] , Statistics on independence cache: Total cache size (in pairs): 15549, Positive cache size: 15385, Positive conditional cache size: 47, Positive unconditional cache size: 15338, Negative cache size: 164, Negative conditional cache size: 137, Negative unconditional cache size: 27, Unknown cache size: 13, Unknown conditional cache size: 9, Unknown unconditional cache size: 4, Eliminated conditions: 442, Maximal queried relation: 8, Independence queries for same thread: 12724 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 4.7s, Number of persistent set computation: 4376, Number of trivial persistent sets: 4165, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18661, independent: 18630, independent conditional: 0, independent unconditional: 18630, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 95785, independent: 82597, independent conditional: 63967, independent unconditional: 18630, dependent: 13181, dependent conditional: 13154, dependent unconditional: 27, unknown: 7, unknown conditional: 3, unknown unconditional: 4] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 83061, independent: 82597, independent conditional: 63967, independent unconditional: 18630, dependent: 457, dependent conditional: 430, dependent unconditional: 27, unknown: 7, unknown conditional: 3, unknown unconditional: 4] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 83061, independent: 82597, independent conditional: 63967, independent unconditional: 18630, dependent: 457, dependent conditional: 430, dependent unconditional: 27, unknown: 7, unknown conditional: 3, unknown unconditional: 4] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 85511, independent: 82597, independent conditional: 133, independent unconditional: 82464, dependent: 2859, dependent conditional: 2300, dependent unconditional: 559, unknown: 55, unknown conditional: 17, unknown unconditional: 38] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 85511, independent: 82597, independent conditional: 133, independent unconditional: 82464, dependent: 2859, dependent conditional: 1860, dependent unconditional: 999, unknown: 55, unknown conditional: 15, unknown unconditional: 40] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 85511, independent: 82597, independent conditional: 133, independent unconditional: 82464, dependent: 2859, dependent conditional: 1860, dependent unconditional: 999, unknown: 55, unknown conditional: 15, unknown unconditional: 40] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15562, independent: 15385, independent conditional: 47, independent unconditional: 15338, dependent: 164, dependent conditional: 137, dependent unconditional: 27, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15562, independent: 15337, independent conditional: 0, independent unconditional: 15337, dependent: 225, dependent conditional: 0, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 225, independent: 48, independent conditional: 47, independent unconditional: 1, dependent: 164, dependent conditional: 137, dependent unconditional: 27, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 225, independent: 48, independent conditional: 47, independent unconditional: 1, dependent: 164, dependent conditional: 137, dependent unconditional: 27, unknown: 13, unknown conditional: 9, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 17635, independent: 1054, independent conditional: 1028, independent unconditional: 26, dependent: 2666, dependent conditional: 2538, dependent unconditional: 129, unknown: 13915, unknown conditional: 9661, unknown unconditional: 4254] , Protected Queries: 0 ], Cache Queries: [ total: 85511, independent: 67212, independent conditional: 86, independent unconditional: 67126, dependent: 2695, dependent conditional: 1723, dependent unconditional: 972, unknown: 15604, unknown conditional: 199, unknown unconditional: 15405] , Statistics on independence cache: Total cache size (in pairs): 15549, Positive cache size: 15385, Positive conditional cache size: 47, Positive unconditional cache size: 15338, Negative cache size: 164, Negative conditional cache size: 137, Negative unconditional cache size: 27, Unknown cache size: 13, Unknown conditional cache size: 9, Unknown unconditional cache size: 4, Eliminated conditions: 442, Maximal queried relation: 8, Independence queries for same thread: 12724 - CounterExampleResult [Line: 174]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L246] 0 unsigned long jiffies; VAL [jiffies=0] [L6519] 0 const unsigned int default_alloc_size = 4; VAL [default_alloc_size=4, jiffies=0] [L6686] 0 static struct mutex nvram_mutex = { 1, 0 }; VAL [default_alloc_size=4, jiffies=0, nvram_mutex={7:0}] [L6687] 0 static ssize_t nvram_len; VAL [default_alloc_size=4, jiffies=0, nvram_len=0, nvram_mutex={7:0}] [L6762-L6768] 0 struct file_operations nvram_fops = { .owner = ((struct module *)0), .llseek = nvram_llseek, .read = read_nvram, .write = write_nvram, .unlocked_ioctl = nvram_unlocked_ioctl, }; VAL [default_alloc_size=4, jiffies=0, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}] [L6769-L6773] 0 static struct miscdevice nvram_dev = { 144, "nvram", &nvram_fops }; VAL [default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}] [L6792] 0 int (* _whoop_init)(void) = nvram_init; VAL [={-1:4}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}] [L6793] 0 void (* _whoop_exit)(void) = nvram_cleanup; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}] [L6794] 0 struct inode *whoop_inode_0; VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_inode_0={0:0}] [L6795] 0 struct file *whoop_file_0; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_file_0={0:0}, whoop_inode_0={0:0}] [L6796] 0 struct inode *whoop_inode_1; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_file_0={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}] [L6797] 0 struct file *whoop_file_1; VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}] [L6798] 0 struct inode *whoop_inode_2; VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}] [L6799] 0 struct file *whoop_file_2; VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}] [L6800] 0 struct inode *whoop_inode_3; VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}] [L6801] 0 struct file *whoop_file_3; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}] [L6802] 0 struct inode *whoop_inode_4; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}] [L6803] 0 struct file *whoop_file_4; VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}] [L6804] 0 struct pci_dev *whoop_pci_dev; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_pci_dev={0:0}] [L6805] 0 char *whoop_buf; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_pci_dev={0:0}] [L6806] 0 struct platform_device *whoop_platform_device; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}] [L6807] 0 struct vm_area_struct *whoop_vm_area_struct; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_vm_area_struct={0:0}] [L6808] 0 struct cx_dev *whoop_cx_dev; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_vm_area_struct={0:0}] [L6809] 0 poll_table *whoop_poll_table; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6810] 0 loff_t *whoop_loff_t; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6811] 0 int whoop_int; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={0:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6839] 0 whoop_inode_0 = (struct inode *) malloc(sizeof(struct inode)) VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct inode))={-2:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={0:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={-2:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6840] 0 whoop_file_0 = (struct file *) malloc(sizeof(struct file)) VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct file))={-3:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={-2:0}, whoop_inode_1={0:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6841] 0 whoop_inode_1 = (struct inode *) malloc(sizeof(struct inode)) VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct inode))={-4:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={0:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6842] 0 whoop_file_1 = (struct file *) malloc(sizeof(struct file)) VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct file))={-5:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={0:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6843] 0 whoop_inode_2 = (struct inode *) malloc(sizeof(struct inode)) VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct inode))={-6:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={0:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6844] 0 whoop_file_2 = (struct file *) malloc(sizeof(struct file)) VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct file))={-7:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={0:0}, whoop_inode_4={0:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6845] 0 whoop_inode_3 = (struct inode *) malloc(sizeof(struct inode)) VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct inode))={-8:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={0:0}, whoop_file_4={0:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={0:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6846] 0 whoop_file_3 = (struct file *) malloc(sizeof(struct file)) VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct file))={-9:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={0:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={0:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6847] 0 whoop_inode_4 = (struct inode *) malloc(sizeof(struct inode)) VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct inode))={10:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={0:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6848] 0 whoop_file_4 = (struct file *) malloc(sizeof(struct file)) VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct file))={-10:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={0:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6849] 0 whoop_pci_dev = (struct pci_dev *) malloc(sizeof(struct pci_dev)) VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct pci_dev))={-11:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={0:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={-11:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6850] 0 whoop_buf = (char *) malloc(sizeof(char)) VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, malloc(sizeof(char))={-12:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={-11:0}, whoop_platform_device={0:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6851] 0 whoop_platform_device = (struct platform_device *) malloc(sizeof(struct platform_device)) VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct platform_device))={-13:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={0:0}] [L6852] 0 whoop_vm_area_struct = (struct vm_area_struct *) malloc(sizeof(struct vm_area_struct)) VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct vm_area_struct))={-14:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={0:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={-14:0}] [L6853] 0 whoop_cx_dev = (struct cx_dev *) malloc(sizeof(struct cx_dev)) VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, malloc(sizeof(struct cx_dev))={-15:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={0:0}, whoop_vm_area_struct={-14:0}] [L6854] 0 whoop_poll_table = (poll_table *) malloc(sizeof(poll_table)) VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, malloc(sizeof(poll_table))={-16:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=0, whoop_loff_t={0:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6855] 0 whoop_loff_t = (loff_t *) malloc(sizeof(loff_t)) VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, malloc(sizeof(loff_t))={11:0}, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=0, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6856] 0 whoop_int = __VERIFIER_nondet_int() VAL [={-1:5}, ={-1:4}, __VERIFIER_nondet_int()=1, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6857] CALL 0 assume_abort_if_not(whoop_int >= 0) [L170] COND FALSE 0 !(!cond) VAL [={-1:4}, ={-1:5}, cond=1, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6857] RET 0 assume_abort_if_not(whoop_int >= 0) [L6858] CALL, EXPR 0 _whoop_init() [L6776] 0 int ret = 0; VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, ret=0, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6777-L6778] CALL 0 printk("\001" "6" "Generic non-volatile memory driver v%s\n", "1.1") [L6647] 0 return __VERIFIER_nondet_int(); VAL [={-1:5}, ={-1:4}, \result=0, __VERIFIER_nondet_int()=0, arg0={5:0}, arg0={5:0}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6777-L6778] RET 0 printk("\001" "6" "Generic non-volatile memory driver v%s\n", "1.1") [L6779] CALL, EXPR 0 misc_register(&nvram_dev) [L6621] 0 return __VERIFIER_nondet_int(); VAL [={-1:5}, ={-1:4}, \result=0, __VERIFIER_nondet_int()=0, arg0={9:0}, arg0={9:0}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6779] RET, EXPR 0 misc_register(&nvram_dev) [L6779] 0 ret = misc_register(&nvram_dev) VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, misc_register(&nvram_dev)=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, ret=0, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6780] COND FALSE 0 !(ret != 0) VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, ret=0, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6782] CALL, EXPR 0 nvram_get_size() [L6629] 0 return __VERIFIER_nondet_long(); VAL [={-1:4}, ={-1:5}, \result=-1, __VERIFIER_nondet_long()=-1, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=0, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6782] RET, EXPR 0 nvram_get_size() [L6782] 0 nvram_len = nvram_get_size() VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_get_size()=-1, nvram_len=-1, nvram_mutex={7:0}, ret=0, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6783] COND TRUE 0 nvram_len < 0 VAL [={-1:4}, ={-1:5}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=-1, nvram_mutex={7:0}, ret=0, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6784] 0 nvram_len = 8192 VAL [={-1:5}, ={-1:4}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, ret=0, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6786] 0 return ret; VAL [={-1:4}, ={-1:5}, \result=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, ret=0, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6858] RET, EXPR 0 _whoop_init() [L6858] 0 int _whoop_init_result = _whoop_init(); VAL [={-1:4}, ={-1:5}, _whoop_init()=0, _whoop_init_result=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6859] 0 pthread_t pthread_t_write_nvram; VAL [={-1:4}, ={-1:5}, _whoop_init_result=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, pthread_t_write_nvram={14:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6860] 0 pthread_t pthread_t_read_nvram; VAL [={-1:4}, ={-1:5}, _whoop_init_result=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, pthread_t_read_nvram={13:0}, pthread_t_write_nvram={14:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6861] FCALL, FORK 0 pthread_create(&pthread_t_write_nvram, ((void *)0), whoop_wrapper_write_nvram, ((void *)0)) VAL [={-1:4}, ={-1:5}, _whoop_init_result=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, pthread_create(&pthread_t_write_nvram, ((void *)0), whoop_wrapper_write_nvram, ((void *)0))=-1, pthread_t_read_nvram={13:0}, pthread_t_write_nvram={14:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6814] CALL 1 write_nvram(whoop_file_0, whoop_buf, whoop_int, whoop_loff_t) [L6727] 1 unsigned int i; VAL [={-1:4}, ={-1:5}, \old(count)=1, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6728] 1 const char *p = buf; VAL [={-1:4}, ={-1:5}, \old(count)=1, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6729] 1 char c = __VERIFIER_nondet_char(); VAL [={-1:5}, ={-1:4}, \old(count)=1, __VERIFIER_nondet_char()=0, buf={-12:0}, buf={-12:0}, c=0, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6730] CALL, EXPR 1 access_ok(0, buf, count) [L6548] 1 return __VERIFIER_nondet_int(); VAL [={-1:5}, ={-1:4}, \old(arg0)=0, \old(arg2)=1, \result=1, __VERIFIER_nondet_int()=1, arg0=0, arg1={-12:0}, arg1={-12:0}, arg2=1, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6730] RET, EXPR 1 access_ok(0, buf, count) [L6730] COND FALSE 1 !(!access_ok(0, buf, count)) VAL [={-1:4}, ={-1:5}, \old(count)=1, access_ok(0, buf, count)=1, buf={-12:0}, buf={-12:0}, c=0, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6732] EXPR 1 \read(*ppos) VAL [={-1:4}, ={-1:5}, \old(count)=1, \read(*ppos)=-4294959106, buf={-12:0}, buf={-12:0}, c=0, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6732] COND FALSE 1 !(*ppos >= nvram_len) VAL [={-1:4}, ={-1:5}, \old(count)=1, \read(*ppos)=-4294959106, buf={-12:0}, buf={-12:0}, c=0, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6734] EXPR 1 \read(*ppos) VAL [={-1:4}, ={-1:5}, \old(count)=1, \read(*ppos)=-4294959106, buf={-12:0}, buf={-12:0}, c=0, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6734] 1 i = *ppos VAL [={-1:5}, ={-1:4}, \old(count)=1, \read(*ppos)=-4294959106, buf={-12:0}, buf={-12:0}, c=0, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, i=8190, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6862] FCALL, FORK 0 pthread_create(&pthread_t_read_nvram, ((void *)0), whoop_wrapper_read_nvram, ((void *)0)) VAL [={-1:4}, ={-1:5}, _whoop_init_result=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, pthread_create(&pthread_t_read_nvram, ((void *)0), whoop_wrapper_read_nvram, ((void *)0))=0, pthread_t_read_nvram={13:0}, pthread_t_write_nvram={14:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6863] 0 \read(pthread_t_write_nvram) VAL [={-1:5}, ={-1:4}, \read(pthread_t_write_nvram)=-1, _whoop_init_result=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, pthread_t_read_nvram={13:0}, pthread_t_write_nvram={14:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6819] CALL 2 read_nvram(whoop_file_1, whoop_buf, whoop_int, whoop_loff_t) [L6711] 2 unsigned int i; VAL [={-1:5}, ={-1:4}, \old(count)=1, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-5:0}, file={-5:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6712] 2 char *p = buf; VAL [={-1:5}, ={-1:4}, \old(count)=1, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-5:0}, file={-5:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6713] CALL, EXPR 2 access_ok(1, buf, count) [L6548] 2 return __VERIFIER_nondet_int(); VAL [={-1:4}, ={-1:5}, \old(arg0)=0, \old(arg0)=1, \old(arg2)=1, \old(arg2)=1, \result=1, \result=1, __VERIFIER_nondet_int()=1, arg0=1, arg0=0, arg1={-12:0}, arg1={-12:0}, arg1={-12:0}, arg1={-12:0}, arg2=1, arg2=1, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6713] RET, EXPR 2 access_ok(1, buf, count) [L6713] COND FALSE 2 !(!access_ok(1, buf, count)) VAL [={-1:5}, ={-1:4}, \old(count)=1, access_ok(1, buf, count)=1, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-5:0}, file={-5:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6715] EXPR 2 \read(*ppos) VAL [={-1:5}, ={-1:4}, \old(count)=1, \read(*ppos)=-4294959106, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-5:0}, file={-5:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6715] COND FALSE 2 !(*ppos >= nvram_len) VAL [={-1:5}, ={-1:4}, \old(count)=1, \read(*ppos)=-4294959106, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-5:0}, file={-5:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6734] COND TRUE 1 count > 0 && i < nvram_len VAL [={-1:4}, ={-1:5}, \old(count)=1, buf={-12:0}, buf={-12:0}, c=0, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, i=8190, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6735] CALL 1 __get_user(c, p) [L6532] 1 return __VERIFIER_nondet_int(); VAL [={-1:4}, ={-1:5}, \old(arg0)=0, \result=0, __VERIFIER_nondet_int()=0, arg0=0, arg1={-12:0}, arg1={-12:0}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6735] RET 1 __get_user(c, p) [L6735] COND FALSE 1 !(__get_user(c, p)) VAL [={-1:4}, ={-1:5}, \old(count)=1, __get_user(c, p)=0, buf={-12:0}, buf={-12:0}, c=0, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, i=8190, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6737] FCALL 1 nvram_write_byte(c, i) [L6734] 1 ++i VAL [={-1:5}, ={-1:4}, \old(count)=1, buf={-12:0}, buf={-12:0}, c=0, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, i=8191, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6734] 1 ++p VAL [={-1:4}, ={-1:5}, \old(count)=1, buf={-12:0}, buf={-12:0}, c=0, count=1, default_alloc_size=4, file={-3:0}, file={-3:0}, i=8191, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:1}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6734] 1 --count VAL [={-1:4}, ={-1:5}, \old(count)=1, buf={-12:0}, buf={-12:0}, c=0, count=0, default_alloc_size=4, file={-3:0}, file={-3:0}, i=8191, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:1}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6734] COND FALSE 1 !(count > 0 && i < nvram_len) VAL [={-1:5}, ={-1:4}, \old(count)=1, buf={-12:0}, buf={-12:0}, c=0, count=0, default_alloc_size=4, file={-3:0}, file={-3:0}, i=8191, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:1}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6739] 1 *ppos = i VAL [={-1:5}, ={-1:4}, \old(count)=1, buf={-12:0}, buf={-12:0}, c=0, count=0, default_alloc_size=4, file={-3:0}, file={-3:0}, i=8191, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:1}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6717] EXPR 2 \read(*ppos) VAL [={-1:4}, ={-1:5}, \old(count)=1, \read(*ppos)=8191, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-5:0}, file={-5:0}, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6717] 2 i = *ppos VAL [={-1:5}, ={-1:4}, \old(count)=1, \read(*ppos)=8191, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-5:0}, file={-5:0}, i=8191, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6717] COND TRUE 2 count > 0 && i < nvram_len VAL [={-1:5}, ={-1:4}, \old(count)=1, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-5:0}, file={-5:0}, i=8191, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6718] CALL, EXPR 2 nvram_read_byte(i) [L6633] 2 return __VERIFIER_nondet_uchar(); VAL [={-1:5}, ={-1:4}, \old(arg0)=8191, \result=0, __VERIFIER_nondet_uchar()=0, arg0=8191, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6718] RET, EXPR 2 nvram_read_byte(i) [L6718] CALL 2 __put_user(nvram_read_byte(i), p) [L6540] 2 return __VERIFIER_nondet_int(); VAL [={-1:4}, ={-1:5}, \old(arg0)=0, \result=0, __VERIFIER_nondet_int()=0, arg0=0, arg1={-12:0}, arg1={-12:0}, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6718] RET 2 __put_user(nvram_read_byte(i), p) [L6718] COND FALSE 2 !(__put_user(nvram_read_byte(i), p)) VAL [={-1:4}, ={-1:5}, \old(count)=1, __put_user(nvram_read_byte(i), p)=0, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-5:0}, file={-5:0}, i=8191, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, nvram_read_byte(i)=0, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6717] 2 ++i VAL [={-1:4}, ={-1:5}, \old(count)=1, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-5:0}, file={-5:0}, i=8192, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:0}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6717] 2 ++p VAL [={-1:4}, ={-1:5}, \old(count)=1, buf={-12:0}, buf={-12:0}, count=1, default_alloc_size=4, file={-5:0}, file={-5:0}, i=8192, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:1}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6717] 2 --count VAL [={-1:4}, ={-1:5}, \old(count)=1, buf={-12:0}, buf={-12:0}, count=0, default_alloc_size=4, file={-5:0}, file={-5:0}, i=8192, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:1}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6717] COND FALSE 2 !(count > 0 && i < nvram_len) VAL [={-1:4}, ={-1:5}, \old(count)=1, buf={-12:0}, buf={-12:0}, count=0, default_alloc_size=4, file={-5:0}, file={-5:0}, i=8192, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:1}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6720] 2 *ppos = i VAL [={-1:5}, ={-1:4}, \old(count)=1, buf={-12:0}, buf={-12:0}, count=0, default_alloc_size=4, file={-5:0}, file={-5:0}, i=8192, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:1}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6740] EXPR 1 \read(*ppos) VAL [={-1:4}, ={-1:5}, \old(count)=1, \read(*ppos)=8192, buf={-12:0}, buf={-12:0}, c=0, count=0, default_alloc_size=4, file={-3:0}, file={-3:0}, i=8191, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, p={-12:1}, ppos={11:0}, ppos={11:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L6740] CALL 1 __VERIFIER_assert(*ppos == i) [L173] COND TRUE 1 !(cond) VAL [={-1:5}, ={-1:4}, \old(cond)=0, cond=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] [L174] 1 reach_error() VAL [={-1:5}, ={-1:4}, \old(cond)=0, cond=0, default_alloc_size=4, jiffies=0, nvram_dev={9:0}, nvram_fops={8:0}, nvram_len=8192, nvram_mutex={7:0}, whoop_buf={-12:0}, whoop_cx_dev={-15:0}, whoop_file_0={-3:0}, whoop_file_1={-5:0}, whoop_file_2={-7:0}, whoop_file_3={-9:0}, whoop_file_4={-10:0}, whoop_inode_0={-2:0}, whoop_inode_1={-4:0}, whoop_inode_2={-6:0}, whoop_inode_3={-8:0}, whoop_inode_4={10:0}, whoop_int=1, whoop_loff_t={11:0}, whoop_pci_dev={-11:0}, whoop_platform_device={-13:0}, whoop_poll_table={-16:0}, whoop_vm_area_struct={-14:0}] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 584 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 2.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: whoop_wrapper_write_nvramThread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 584 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 320.1s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 257.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 570, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 57.1s InterpolantComputationTime, 5735 NumberOfCodeBlocks, 5735 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 7206 ConstructedInterpolants, 169 QuantifiedInterpolants, 107758 SizeOfPredicates, 113 NumberOfNonLiveVariables, 5101 ConjunctsInSsa, 275 ConjunctsInUnsatCore, 18 InterpolantComputations, 6 PerfectInterpolantSequences, 1407/2332 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-12-13 09:24:24,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-12-13 09:24:25,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-12-13 09:24:25,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8465f3d1-c264-47f6-bf4f-f21cbfd23438/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE