./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 16:22:57,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:22:57,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:22:57,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:22:57,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:22:57,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:22:57,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:22:57,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:22:57,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:22:57,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:22:57,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:22:57,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:22:57,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:22:57,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:22:57,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:22:57,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:22:57,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:22:57,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:22:57,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:22:57,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:22:57,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:22:57,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:22:57,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:22:57,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:22:57,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:22:57,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:22:57,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:22:57,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:22:57,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:22:57,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:22:57,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:22:57,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:22:57,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:22:57,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:22:57,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:22:57,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:22:57,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:22:57,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:22:57,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:22:57,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:22:57,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:22:57,377 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 16:22:57,398 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:22:57,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:22:57,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:22:57,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:22:57,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:22:57,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:22:57,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:22:57,406 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:22:57,406 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:22:57,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:22:57,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:22:57,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:22:57,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:22:57,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:22:57,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:22:57,407 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 16:22:57,407 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:22:57,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:22:57,407 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:22:57,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:22:57,408 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:22:57,408 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:22:57,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:22:57,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:22:57,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:22:57,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:22:57,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:22:57,408 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:22:57,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:22:57,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:22:57,409 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_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-12-14 16:22:57,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:22:57,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:22:57,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:22:57,616 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:22:57,617 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:22:57,618 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-12-14 16:23:00,284 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:23:00,602 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:23:00,602 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-12-14 16:23:00,626 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/data/da201808d/b66b298c4cba44bd8d00366f9e7f379e/FLAGefa23ca18 [2022-12-14 16:23:00,855 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/data/da201808d/b66b298c4cba44bd8d00366f9e7f379e [2022-12-14 16:23:00,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:23:00,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:23:00,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:23:00,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:23:00,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:23:00,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:23:00" (1/1) ... [2022-12-14 16:23:00,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e3400e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:00, skipping insertion in model container [2022-12-14 16:23:00,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:23:00" (1/1) ... [2022-12-14 16:23:00,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:23:00,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:23:01,215 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_8f2f6b28-9aff-411f-8928-e77625e17683/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 16:23:01,468 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:01,469 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:01,474 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:01,474 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:01,479 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:01,479 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:01,595 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:01,596 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:01,600 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:01,601 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:01,605 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:01,606 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:01,611 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:01,611 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:01,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:01,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:01,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:01,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:01,626 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:01,626 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:01,630 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:01,631 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:02,003 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 16:23:02,007 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:02,010 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:02,016 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:02,089 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 16:23:02,093 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 16:23:02,180 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 16:23:02,337 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 16:23:02,343 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 16:23:02,391 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 16:23:02,393 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 16:23:02,609 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 16:23:02,612 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 16:23:02,614 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 16:23:02,684 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 16:23:02,684 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 16:23:02,687 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 16:23:02,687 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 16:23:02,812 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 16:23:02,841 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 16:23:02,983 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 16:23:02,986 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 16:23:03,137 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 16:23:03,301 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 16:23:03,302 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 16:23:03,302 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 16:23:04,107 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 16:23:04,107 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:04,110 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:04,114 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:04,117 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:04,606 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 16:23:04,610 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 16:23:04,614 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 16:23:04,621 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 16:23:04,622 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 16:23:04,625 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 16:23:04,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:23:04,656 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:23:04,667 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_8f2f6b28-9aff-411f-8928-e77625e17683/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 16:23:04,676 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:04,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:04,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:04,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:04,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:04,678 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:04,680 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:04,680 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:04,681 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:04,681 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:04,681 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:04,681 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:04,681 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:04,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:04,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:04,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:04,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:04,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:04,683 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:04,683 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:04,683 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:04,683 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:04,692 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 16:23:04,693 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:04,693 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:04,693 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:04,696 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 16:23:04,697 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 16:23:04,699 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 16:23:04,707 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 16:23:04,708 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 16:23:04,710 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 16:23:04,710 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 16:23:04,716 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 16:23:04,716 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 16:23:04,716 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 16:23:04,719 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 16:23:04,719 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 16:23:04,720 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 16:23:04,720 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 16:23:04,726 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 16:23:04,727 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 16:23:04,731 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 16:23:04,732 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 16:23:04,734 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 16:23:04,737 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 16:23:04,737 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 16:23:04,738 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 16:23:04,877 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 16:23:04,878 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:04,879 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:04,881 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:04,883 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:04,912 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 16:23:04,913 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 16:23:04,914 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 16:23:04,915 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 16:23:04,915 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 16:23:04,915 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 16:23:04,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:23:05,276 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:23:05,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05 WrapperNode [2022-12-14 16:23:05,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:23:05,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:23:05,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:23:05,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:23:05,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05" (1/1) ... [2022-12-14 16:23:05,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05" (1/1) ... [2022-12-14 16:23:05,397 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 115, calls inlined = 11, statements flattened = 263 [2022-12-14 16:23:05,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:23:05,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:23:05,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:23:05,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:23:05,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05" (1/1) ... [2022-12-14 16:23:05,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05" (1/1) ... [2022-12-14 16:23:05,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05" (1/1) ... [2022-12-14 16:23:05,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05" (1/1) ... [2022-12-14 16:23:05,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05" (1/1) ... [2022-12-14 16:23:05,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05" (1/1) ... [2022-12-14 16:23:05,433 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05" (1/1) ... [2022-12-14 16:23:05,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05" (1/1) ... [2022-12-14 16:23:05,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:23:05,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:23:05,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:23:05,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:23:05,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:05" (1/1) ... [2022-12-14 16:23:05,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:23:05,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:23:05,469 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:23:05,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:23:05,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 16:23:05,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 16:23:05,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 16:23:05,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 16:23:05,498 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 16:23:05,498 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 16:23:05,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:23:05,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:23:05,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:23:05,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 16:23:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 16:23:05,499 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 16:23:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 16:23:05,499 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 16:23:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:23:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 16:23:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 16:23:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:23:05,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 16:23:05,500 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 16:23:05,500 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 16:23:05,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 16:23:05,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 16:23:05,500 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_llseek [2022-12-14 16:23:05,500 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_llseek [2022-12-14 16:23:05,501 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 16:23:05,814 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:23:05,815 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:23:06,139 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:23:06,198 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:23:06,198 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 16:23:06,198 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L443 is neither atomic block end nor a sink node. [2022-12-14 16:23:06,199 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 16:23:06,202 INFO L158 Benchmark]: Toolchain (without parser) took 5343.65ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 78.5MB in the beginning and 53.8MB in the end (delta: 24.7MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2022-12-14 16:23:06,203 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory is still 67.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:23:06,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4417.78ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 78.5MB in the beginning and 75.4MB in the end (delta: 3.1MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2022-12-14 16:23:06,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.60ms. Allocated memory is still 148.9MB. Free memory was 75.4MB in the beginning and 66.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 16:23:06,204 INFO L158 Benchmark]: Boogie Preprocessor took 43.38ms. Allocated memory is still 148.9MB. Free memory was 66.0MB in the beginning and 61.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 16:23:06,205 INFO L158 Benchmark]: RCFGBuilder took 758.77ms. Allocated memory is still 148.9MB. Free memory was 61.8MB in the beginning and 53.8MB in the end (delta: 8.0MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2022-12-14 16:23:06,207 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory is still 67.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4417.78ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 78.5MB in the beginning and 75.4MB in the end (delta: 3.1MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.60ms. Allocated memory is still 148.9MB. Free memory was 75.4MB in the beginning and 66.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.38ms. Allocated memory is still 148.9MB. Free memory was 66.0MB in the beginning and 61.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 758.77ms. Allocated memory is still 148.9MB. Free memory was 61.8MB in the beginning and 53.8MB in the end (delta: 8.0MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 16:23:06,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 16:23:08,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:23:08,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:23:08,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:23:08,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:23:08,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:23:08,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:23:08,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:23:08,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:23:08,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:23:08,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:23:08,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:23:08,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:23:08,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:23:08,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:23:08,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:23:08,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:23:08,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:23:08,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:23:08,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:23:08,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:23:08,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:23:08,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:23:08,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:23:08,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:23:08,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:23:08,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:23:08,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:23:08,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:23:08,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:23:08,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:23:08,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:23:08,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:23:08,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:23:08,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:23:08,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:23:08,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:23:08,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:23:08,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:23:08,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:23:08,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:23:08,114 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 16:23:08,130 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:23:08,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:23:08,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:23:08,131 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:23:08,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:23:08,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:23:08,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:23:08,132 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:23:08,132 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:23:08,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:23:08,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:23:08,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:23:08,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:23:08,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:23:08,133 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 16:23:08,133 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 16:23:08,133 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 16:23:08,134 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 16:23:08,134 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:23:08,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:23:08,134 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:23:08,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:23:08,134 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:23:08,135 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:23:08,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:23:08,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:23:08,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:23:08,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:23:08,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:23:08,136 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 16:23:08,136 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 16:23:08,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:23:08,136 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 16:23:08,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 16:23:08,137 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-12-14 16:23:08,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:23:08,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:23:08,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:23:08,396 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:23:08,397 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:23:08,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-12-14 16:23:11,030 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:23:11,336 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:23:11,336 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-12-14 16:23:11,361 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/data/998e23df8/694bf875ce884bd0a24b5bc2b8b44df8/FLAGe8bdd1bf8 [2022-12-14 16:23:11,372 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/data/998e23df8/694bf875ce884bd0a24b5bc2b8b44df8 [2022-12-14 16:23:11,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:23:11,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:23:11,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:23:11,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:23:11,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:23:11,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:23:11" (1/1) ... [2022-12-14 16:23:11,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64602c2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:11, skipping insertion in model container [2022-12-14 16:23:11,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:23:11" (1/1) ... [2022-12-14 16:23:11,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:23:11,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:23:11,681 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_8f2f6b28-9aff-411f-8928-e77625e17683/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 16:23:11,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:11,881 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:11,884 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:11,885 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:11,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:11,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:11,962 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:11,963 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:11,966 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:11,966 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:11,969 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:11,970 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:11,972 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:11,973 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:11,976 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:11,976 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:11,979 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:11,979 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:11,982 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:11,982 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:11,985 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:11,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:12,269 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 16:23:12,272 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:12,276 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:12,282 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:12,356 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 16:23:12,360 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 16:23:12,449 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 16:23:12,605 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 16:23:12,611 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 16:23:12,660 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 16:23:12,663 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 16:23:12,882 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 16:23:12,884 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 16:23:12,887 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 16:23:12,963 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 16:23:12,963 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 16:23:12,966 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 16:23:12,966 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 16:23:13,087 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 16:23:13,113 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 16:23:13,247 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 16:23:13,251 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 16:23:13,401 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 16:23:13,573 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 16:23:13,573 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 16:23:13,573 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 16:23:14,393 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 16:23:14,394 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:14,403 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:14,407 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:14,412 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:14,864 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 16:23:14,868 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 16:23:14,873 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 16:23:14,880 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 16:23:14,881 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 16:23:14,884 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 16:23:14,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:23:14,922 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 16:23:14,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:23:14,982 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_8f2f6b28-9aff-411f-8928-e77625e17683/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 16:23:14,992 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:14,993 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:14,993 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:14,993 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:14,994 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:14,994 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:14,998 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:14,998 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:14,999 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:14,999 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:14,999 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:14,999 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,000 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,000 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,000 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,001 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,001 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,001 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,001 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,002 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,002 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,002 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,016 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 16:23:15,016 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:15,017 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:15,017 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:15,022 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 16:23:15,022 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 16:23:15,025 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 16:23:15,033 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 16:23:15,035 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 16:23:15,037 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 16:23:15,041 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 16:23:15,049 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 16:23:15,050 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 16:23:15,050 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 16:23:15,053 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 16:23:15,053 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 16:23:15,054 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 16:23:15,054 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 16:23:15,061 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 16:23:15,063 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 16:23:15,068 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 16:23:15,069 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 16:23:15,073 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 16:23:15,076 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 16:23:15,077 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 16:23:15,077 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 16:23:15,138 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 16:23:15,139 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:15,142 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:15,149 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:15,152 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:15,176 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 16:23:15,178 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 16:23:15,179 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 16:23:15,180 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 16:23:15,180 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 16:23:15,181 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 16:23:15,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:23:15,195 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:23:15,205 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_8f2f6b28-9aff-411f-8928-e77625e17683/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 16:23:15,214 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,215 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,215 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,215 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,215 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,216 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,218 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,219 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,219 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,219 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,219 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,220 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,220 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,220 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,220 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,220 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,221 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,221 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,221 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,221 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,221 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:23:15,222 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:23:15,232 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 16:23:15,232 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:15,232 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:15,233 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 16:23:15,236 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 16:23:15,237 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 16:23:15,240 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 16:23:15,261 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 16:23:15,263 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 16:23:15,265 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 16:23:15,265 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 16:23:15,275 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 16:23:15,275 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 16:23:15,276 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 16:23:15,279 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 16:23:15,279 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 16:23:15,280 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 16:23:15,280 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 16:23:15,288 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 16:23:15,290 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 16:23:15,295 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 16:23:15,296 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 16:23:15,303 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 16:23:15,306 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 16:23:15,307 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 16:23:15,307 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 16:23:15,364 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 16:23:15,364 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:15,373 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:15,375 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:15,379 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 16:23:15,416 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 16:23:15,417 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 16:23:15,418 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 16:23:15,419 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 16:23:15,420 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 16:23:15,420 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 16:23:15,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:23:15,927 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:23:15,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15 WrapperNode [2022-12-14 16:23:15,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:23:15,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:23:15,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:23:15,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:23:15,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15" (1/1) ... [2022-12-14 16:23:15,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15" (1/1) ... [2022-12-14 16:23:16,022 INFO L138 Inliner]: procedures = 1368, calls = 1452, calls flagged for inlining = 115, calls inlined = 11, statements flattened = 250 [2022-12-14 16:23:16,022 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:23:16,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:23:16,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:23:16,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:23:16,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15" (1/1) ... [2022-12-14 16:23:16,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15" (1/1) ... [2022-12-14 16:23:16,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15" (1/1) ... [2022-12-14 16:23:16,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15" (1/1) ... [2022-12-14 16:23:16,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15" (1/1) ... [2022-12-14 16:23:16,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15" (1/1) ... [2022-12-14 16:23:16,056 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15" (1/1) ... [2022-12-14 16:23:16,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15" (1/1) ... [2022-12-14 16:23:16,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:23:16,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:23:16,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:23:16,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:23:16,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:15" (1/1) ... [2022-12-14 16:23:16,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:23:16,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:23:16,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:23:16,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:23:16,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 16:23:16,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 16:23:16,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 16:23:16,129 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 16:23:16,129 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 16:23:16,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:23:16,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:23:16,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:23:16,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 16:23:16,129 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 16:23:16,129 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 16:23:16,129 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 16:23:16,130 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 16:23:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:23:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 16:23:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:23:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 16:23:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 16:23:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 16:23:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-14 16:23:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 16:23:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 16:23:16,130 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 16:23:16,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-14 16:23:16,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 16:23:16,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 16:23:16,131 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_llseek [2022-12-14 16:23:16,131 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_llseek [2022-12-14 16:23:16,133 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 16:23:16,460 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:23:16,462 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:23:16,926 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:23:17,005 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:23:17,005 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 16:23:17,006 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L443 is neither atomic block end nor a sink node. [2022-12-14 16:23:17,006 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 16:23:17,010 INFO L158 Benchmark]: Toolchain (without parser) took 5634.42ms. Allocated memory was 73.4MB in the beginning and 224.4MB in the end (delta: 151.0MB). Free memory was 37.7MB in the beginning and 106.9MB in the end (delta: -69.1MB). Peak memory consumption was 148.5MB. Max. memory is 16.1GB. [2022-12-14 16:23:17,011 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:23:17,012 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4551.51ms. Allocated memory was 73.4MB in the beginning and 224.4MB in the end (delta: 151.0MB). Free memory was 37.6MB in the beginning and 65.9MB in the end (delta: -28.4MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. [2022-12-14 16:23:17,012 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.24ms. Allocated memory is still 224.4MB. Free memory was 65.9MB in the beginning and 56.5MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 16:23:17,013 INFO L158 Benchmark]: Boogie Preprocessor took 39.88ms. Allocated memory is still 224.4MB. Free memory was 56.5MB in the beginning and 50.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 16:23:17,013 INFO L158 Benchmark]: RCFGBuilder took 945.90ms. Allocated memory is still 224.4MB. Free memory was 50.2MB in the beginning and 106.9MB in the end (delta: -56.6MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-12-14 16:23:17,016 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4551.51ms. Allocated memory was 73.4MB in the beginning and 224.4MB in the end (delta: 151.0MB). Free memory was 37.6MB in the beginning and 65.9MB in the end (delta: -28.4MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.24ms. Allocated memory is still 224.4MB. Free memory was 65.9MB in the beginning and 56.5MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.88ms. Allocated memory is still 224.4MB. Free memory was 56.5MB in the beginning and 50.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 945.90ms. Allocated memory is still 224.4MB. Free memory was 50.2MB in the beginning and 106.9MB in the end (delta: -56.6MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 16:23:17,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f2f6b28-9aff-411f-8928-e77625e17683/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?