./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_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_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/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_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/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_8724dabf-8c01-48ce-bace-07c50033cbe4/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 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- 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 [2022-12-15 03:18:46,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:18:46,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:18:46,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:18:46,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:18:46,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:18:46,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:18:46,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:18:46,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:18:46,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:18:46,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:18:46,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:18:46,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:18:46,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:18:46,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:18:46,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:18:46,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:18:46,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:18:46,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:18:46,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:18:46,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:18:46,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:18:46,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:18:46,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:18:46,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:18:46,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:18:46,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:18:46,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:18:46,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:18:46,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:18:46,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:18:46,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:18:46,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:18:46,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:18:46,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:18:46,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:18:46,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:18:46,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:18:46,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:18:46,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:18:46,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:18:46,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 03:18:46,358 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:18:46,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:18:46,359 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:18:46,359 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:18:46,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:18:46,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:18:46,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:18:46,360 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:18:46,360 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:18:46,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:18:46,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:18:46,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:18:46,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:18:46,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:18:46,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:18:46,362 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:18:46,362 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:18:46,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:18:46,362 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:18:46,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:18:46,362 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:18:46,362 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:18:46,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:18:46,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:18:46,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:18:46,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:18:46,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:18:46,363 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:18:46,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:18:46,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:18:46,364 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_8724dabf-8c01-48ce-bace-07c50033cbe4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2022-12-15 03:18:46,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:18:46,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:18:46,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:18:46,571 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:18:46,572 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:18:46,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-12-15 03:18:49,165 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:18:49,504 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:18:49,504 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-12-15 03:18:49,534 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/data/a83275670/ca237752c916491599792ca236a33456/FLAGb76dfd34a [2022-12-15 03:18:49,724 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/data/a83275670/ca237752c916491599792ca236a33456 [2022-12-15 03:18:49,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:18:49,728 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:18:49,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:18:49,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:18:49,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:18:49,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:18:49" (1/1) ... [2022-12-15 03:18:49,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac25e74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:49, skipping insertion in model container [2022-12-15 03:18:49,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:18:49" (1/1) ... [2022-12-15 03:18:49,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:18:49,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:18:50,070 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_8724dabf-8c01-48ce-bace-07c50033cbe4/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-12-15 03:18:50,357 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:50,357 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:50,363 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:50,363 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:50,369 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:50,369 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:50,504 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:50,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:50,512 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:50,513 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:50,518 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:50,518 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:50,523 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:50,524 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:50,529 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:50,529 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:50,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:50,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:50,541 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:50,541 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:50,547 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:50,547 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:51,180 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-15 03:18:51,186 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:18:51,191 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:18:51,201 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:18:51,334 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-15 03:18:51,340 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-15 03:18:51,487 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-15 03:18:51,682 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-15 03:18:51,691 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-15 03:18:51,752 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-15 03:18:51,755 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-15 03:18:52,026 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-15 03:18:52,030 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-15 03:18:52,033 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-15 03:18:52,123 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-15 03:18:52,123 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-15 03:18:52,126 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-15 03:18:52,126 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-15 03:18:52,292 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-15 03:18:52,331 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-15 03:18:52,498 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-15 03:18:52,502 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-15 03:18:52,666 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-15 03:18:52,848 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-15 03:18:52,848 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-15 03:18:52,848 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-15 03:18:53,769 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-15 03:18:53,770 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:18:53,772 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:18:53,775 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:18:53,778 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:18:54,342 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-15 03:18:54,346 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-15 03:18:54,350 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-15 03:18:54,358 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-15 03:18:54,359 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-15 03:18:54,362 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-15 03:18:54,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:18:54,395 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:18:54,410 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_8724dabf-8c01-48ce-bace-07c50033cbe4/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-12-15 03:18:54,422 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:54,423 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:54,423 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:54,423 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:54,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:54,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:54,427 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:54,428 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:54,428 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:54,429 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:54,429 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:54,429 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:54,429 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:54,430 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:54,430 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:54,430 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:54,430 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:54,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:54,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:54,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:54,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:18:54,432 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:18:54,444 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-15 03:18:54,445 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:18:54,445 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:18:54,446 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:18:54,450 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-15 03:18:54,451 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-15 03:18:54,455 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-15 03:18:54,467 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-15 03:18:54,468 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-15 03:18:54,470 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-15 03:18:54,471 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-15 03:18:54,477 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-15 03:18:54,477 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-15 03:18:54,477 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-15 03:18:54,480 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-15 03:18:54,481 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-15 03:18:54,481 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-15 03:18:54,481 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-15 03:18:54,488 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-15 03:18:54,490 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-15 03:18:54,494 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-15 03:18:54,495 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-15 03:18:54,498 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-15 03:18:54,501 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-15 03:18:54,502 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-15 03:18:54,502 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-15 03:18:54,569 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-15 03:18:54,570 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:18:54,572 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:18:54,575 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:18:54,578 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:18:54,632 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-15 03:18:54,633 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-15 03:18:54,634 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-15 03:18:54,636 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-15 03:18:54,636 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-15 03:18:54,636 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-15 03:18:54,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:18:55,075 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:18:55,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55 WrapperNode [2022-12-15 03:18:55,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:18:55,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:18:55,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:18:55,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:18:55,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55" (1/1) ... [2022-12-15 03:18:55,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55" (1/1) ... [2022-12-15 03:18:55,182 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 115, calls inlined = 13, statements flattened = 286 [2022-12-15 03:18:55,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:18:55,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:18:55,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:18:55,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:18:55,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55" (1/1) ... [2022-12-15 03:18:55,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55" (1/1) ... [2022-12-15 03:18:55,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55" (1/1) ... [2022-12-15 03:18:55,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55" (1/1) ... [2022-12-15 03:18:55,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55" (1/1) ... [2022-12-15 03:18:55,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55" (1/1) ... [2022-12-15 03:18:55,221 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55" (1/1) ... [2022-12-15 03:18:55,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55" (1/1) ... [2022-12-15 03:18:55,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:18:55,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:18:55,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:18:55,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:18:55,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:55" (1/1) ... [2022-12-15 03:18:55,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:18:55,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:18:55,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:18:55,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:18:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:18:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-15 03:18:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-15 03:18:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 03:18:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-15 03:18:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-15 03:18:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:18:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:18:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:18:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-15 03:18:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-15 03:18:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-15 03:18:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-15 03:18:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-15 03:18:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:18:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:18:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure access_ok [2022-12-15 03:18:55,296 INFO L138 BoogieDeclarations]: Found implementation of procedure access_ok [2022-12-15 03:18:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2022-12-15 03:18:55,296 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2022-12-15 03:18:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 03:18:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:18:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 03:18:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 03:18:55,296 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 03:18:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-15 03:18:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:18:55,297 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 03:18:55,614 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:18:55,615 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:18:55,938 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:18:55,996 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:18:55,996 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 03:18:55,997 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L443 is neither atomic block end nor a sink node. [2022-12-15 03:18:55,997 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 03:18:56,001 INFO L158 Benchmark]: Toolchain (without parser) took 6272.45ms. Allocated memory was 180.4MB in the beginning and 234.9MB in the end (delta: 54.5MB). Free memory was 141.2MB in the beginning and 128.3MB in the end (delta: 12.9MB). Peak memory consumption was 135.2MB. Max. memory is 16.1GB. [2022-12-15 03:18:56,001 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 180.4MB. Free memory is still 148.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:18:56,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5346.73ms. Allocated memory was 180.4MB in the beginning and 234.9MB in the end (delta: 54.5MB). Free memory was 140.6MB in the beginning and 93.9MB in the end (delta: 46.7MB). Peak memory consumption was 110.1MB. Max. memory is 16.1GB. [2022-12-15 03:18:56,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.46ms. Allocated memory is still 234.9MB. Free memory was 93.9MB in the beginning and 85.6MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 03:18:56,002 INFO L158 Benchmark]: Boogie Preprocessor took 46.62ms. Allocated memory is still 234.9MB. Free memory was 85.6MB in the beginning and 80.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 03:18:56,002 INFO L158 Benchmark]: RCFGBuilder took 768.27ms. Allocated memory is still 234.9MB. Free memory was 80.4MB in the beginning and 128.3MB in the end (delta: -47.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 03:18:56,004 INFO L339 ainManager$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 180.4MB. Free memory is still 148.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5346.73ms. Allocated memory was 180.4MB in the beginning and 234.9MB in the end (delta: 54.5MB). Free memory was 140.6MB in the beginning and 93.9MB in the end (delta: 46.7MB). Peak memory consumption was 110.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.46ms. Allocated memory is still 234.9MB. Free memory was 93.9MB in the beginning and 85.6MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.62ms. Allocated memory is still 234.9MB. Free memory was 85.6MB in the beginning and 80.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 768.27ms. Allocated memory is still 234.9MB. Free memory was 80.4MB in the beginning and 128.3MB in the end (delta: -47.9MB). Peak memory consumption was 18.9MB. 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. [2022-12-15 03:18:56,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/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_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/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_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/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_8724dabf-8c01-48ce-bace-07c50033cbe4/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 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- 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 [2022-12-15 03:18:57,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:18:57,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:18:57,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:18:57,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:18:57,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:18:57,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:18:57,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:18:57,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:18:57,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:18:57,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:18:57,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:18:57,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:18:57,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:18:57,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:18:57,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:18:57,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:18:57,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:18:57,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:18:57,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:18:57,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:18:57,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:18:57,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:18:57,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:18:57,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:18:57,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:18:57,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:18:57,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:18:57,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:18:57,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:18:57,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:18:57,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:18:57,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:18:57,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:18:57,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:18:57,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:18:57,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:18:57,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:18:57,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:18:57,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:18:57,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:18:57,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 03:18:57,980 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:18:57,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:18:57,981 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:18:57,981 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:18:57,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:18:57,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:18:57,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:18:57,982 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:18:57,982 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:18:57,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:18:57,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:18:57,983 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:18:57,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:18:57,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:18:57,983 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 03:18:57,983 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 03:18:57,983 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:18:57,983 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 03:18:57,983 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:18:57,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:18:57,983 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:18:57,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:18:57,984 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:18:57,984 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:18:57,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:18:57,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:18:57,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:18:57,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:18:57,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:18:57,984 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 03:18:57,984 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 03:18:57,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:18:57,985 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 03:18:57,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 03:18:57,985 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_8724dabf-8c01-48ce-bace-07c50033cbe4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2022-12-15 03:18:58,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:18:58,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:18:58,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:18:58,199 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:18:58,200 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:18:58,200 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-12-15 03:19:00,749 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:19:01,139 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:19:01,140 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-12-15 03:19:01,173 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/data/5dd919d6e/cb773a7ac58d427fbd61472935f369fe/FLAG9997f1eb1 [2022-12-15 03:19:01,186 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/data/5dd919d6e/cb773a7ac58d427fbd61472935f369fe [2022-12-15 03:19:01,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:19:01,190 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:19:01,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:19:01,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:19:01,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:19:01,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:19:01" (1/1) ... [2022-12-15 03:19:01,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11965c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:01, skipping insertion in model container [2022-12-15 03:19:01,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:19:01" (1/1) ... [2022-12-15 03:19:01,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:19:01,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:19:01,600 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_8724dabf-8c01-48ce-bace-07c50033cbe4/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-12-15 03:19:01,959 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:01,959 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:01,966 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:01,967 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:01,973 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:01,974 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:02,122 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:02,123 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:02,129 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:02,130 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:02,136 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:02,136 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:02,142 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:02,143 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:02,147 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:02,148 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:02,152 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:02,153 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:02,157 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:02,157 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:02,162 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:02,162 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:02,662 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-15 03:19:02,666 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:19:02,670 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:19:02,677 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:19:02,774 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-15 03:19:02,780 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-15 03:19:02,888 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-15 03:19:03,055 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-15 03:19:03,063 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-15 03:19:03,117 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-15 03:19:03,121 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-15 03:19:03,345 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-15 03:19:03,347 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-15 03:19:03,350 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-15 03:19:03,425 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-15 03:19:03,426 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-15 03:19:03,428 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-15 03:19:03,428 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-15 03:19:03,558 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-15 03:19:03,587 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-15 03:19:03,728 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-15 03:19:03,731 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-15 03:19:03,871 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-15 03:19:04,025 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-15 03:19:04,026 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-15 03:19:04,026 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-15 03:19:04,824 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-15 03:19:04,824 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:04,832 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:04,836 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:04,847 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:05,337 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-15 03:19:05,342 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-15 03:19:05,346 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-15 03:19:05,354 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-15 03:19:05,355 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-15 03:19:05,358 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-15 03:19:05,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:19:05,393 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-15 03:19:05,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:19:05,442 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_8724dabf-8c01-48ce-bace-07c50033cbe4/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-12-15 03:19:05,457 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,458 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,458 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,458 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,459 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,459 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,463 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,464 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,464 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,464 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,464 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,465 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,465 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,466 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,466 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,466 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,466 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,467 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,467 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,467 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,467 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,467 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,481 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-15 03:19:05,481 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:19:05,482 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:19:05,483 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:19:05,487 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-15 03:19:05,488 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-15 03:19:05,491 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-15 03:19:05,500 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-15 03:19:05,501 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-15 03:19:05,503 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-15 03:19:05,504 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-15 03:19:05,512 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-15 03:19:05,512 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-15 03:19:05,513 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-15 03:19:05,516 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-15 03:19:05,517 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-15 03:19:05,517 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-15 03:19:05,517 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-15 03:19:05,529 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-15 03:19:05,531 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-15 03:19:05,537 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-15 03:19:05,537 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-15 03:19:05,542 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-15 03:19:05,546 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-15 03:19:05,546 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-15 03:19:05,547 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-15 03:19:05,606 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-15 03:19:05,607 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:05,610 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:05,613 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:05,616 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:05,653 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-15 03:19:05,655 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-15 03:19:05,656 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-15 03:19:05,658 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-15 03:19:05,658 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-15 03:19:05,659 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-15 03:19:05,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:19:05,668 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:19:05,687 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-12-15 03:19:05,703 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,704 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,704 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,705 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,705 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,705 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,709 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,714 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,714 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,714 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,715 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,715 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,715 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,717 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,717 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,717 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,717 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 03:19:05,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 03:19:05,733 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-15 03:19:05,734 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:19:05,734 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:19:05,735 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-15 03:19:05,740 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-15 03:19:05,741 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-15 03:19:05,745 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-15 03:19:05,757 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-15 03:19:05,758 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-15 03:19:05,761 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-15 03:19:05,762 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-15 03:19:05,772 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-15 03:19:05,772 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-15 03:19:05,773 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-15 03:19:05,777 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-15 03:19:05,777 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-15 03:19:05,777 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-15 03:19:05,777 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-15 03:19:05,786 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-15 03:19:05,789 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-15 03:19:05,795 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-15 03:19:05,796 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-15 03:19:05,806 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-15 03:19:05,810 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-15 03:19:05,810 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-15 03:19:05,810 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-15 03:19:05,885 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-15 03:19:05,885 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:05,888 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:05,890 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:05,893 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-15 03:19:05,932 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-15 03:19:05,933 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-15 03:19:05,934 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-15 03:19:05,944 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-15 03:19:05,945 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-15 03:19:05,945 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-15 03:19:05,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:19:06,479 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:19:06,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06 WrapperNode [2022-12-15 03:19:06,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:19:06,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:19:06,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:19:06,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:19:06,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06" (1/1) ... [2022-12-15 03:19:06,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06" (1/1) ... [2022-12-15 03:19:06,577 INFO L138 Inliner]: procedures = 1368, calls = 1452, calls flagged for inlining = 115, calls inlined = 13, statements flattened = 271 [2022-12-15 03:19:06,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:19:06,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:19:06,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:19:06,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:19:06,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06" (1/1) ... [2022-12-15 03:19:06,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06" (1/1) ... [2022-12-15 03:19:06,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06" (1/1) ... [2022-12-15 03:19:06,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06" (1/1) ... [2022-12-15 03:19:06,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06" (1/1) ... [2022-12-15 03:19:06,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06" (1/1) ... [2022-12-15 03:19:06,613 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06" (1/1) ... [2022-12-15 03:19:06,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06" (1/1) ... [2022-12-15 03:19:06,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:19:06,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:19:06,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:19:06,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:19:06,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:19:06" (1/1) ... [2022-12-15 03:19:06,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:19:06,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:19:06,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:19:06,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:19:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-15 03:19:06,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-15 03:19:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 03:19:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-15 03:19:06,692 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-15 03:19:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:19:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:19:06,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:19:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-15 03:19:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-15 03:19:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-15 03:19:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-15 03:19:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-15 03:19:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:19:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure access_ok [2022-12-15 03:19:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure access_ok [2022-12-15 03:19:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2022-12-15 03:19:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2022-12-15 03:19:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 03:19:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:19:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 03:19:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-15 03:19:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 03:19:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-15 03:19:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 03:19:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 03:19:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 03:19:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-15 03:19:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 03:19:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-15 03:19:06,696 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 03:19:07,052 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:19:07,054 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:19:07,551 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:19:07,634 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:19:07,634 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 03:19:07,635 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L443 is neither atomic block end nor a sink node. [2022-12-15 03:19:07,635 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 03:19:07,639 INFO L158 Benchmark]: Toolchain (without parser) took 6448.28ms. Allocated memory was 62.9MB in the beginning and 314.6MB in the end (delta: 251.7MB). Free memory was 30.4MB in the beginning and 192.9MB in the end (delta: -162.5MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB. [2022-12-15 03:19:07,640 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 50.3MB. Free memory was 29.0MB in the beginning and 28.9MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:19:07,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5288.96ms. Allocated memory was 62.9MB in the beginning and 314.6MB in the end (delta: 251.7MB). Free memory was 30.1MB in the beginning and 186.2MB in the end (delta: -156.1MB). Peak memory consumption was 97.9MB. Max. memory is 16.1GB. [2022-12-15 03:19:07,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.50ms. Allocated memory is still 314.6MB. Free memory was 186.2MB in the beginning and 177.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 03:19:07,641 INFO L158 Benchmark]: Boogie Preprocessor took 52.18ms. Allocated memory is still 314.6MB. Free memory was 177.8MB in the beginning and 256.9MB in the end (delta: -79.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 03:19:07,642 INFO L158 Benchmark]: RCFGBuilder took 1007.11ms. Allocated memory is still 314.6MB. Free memory was 256.9MB in the beginning and 192.9MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-12-15 03:19:07,644 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 50.3MB. Free memory was 29.0MB in the beginning and 28.9MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5288.96ms. Allocated memory was 62.9MB in the beginning and 314.6MB in the end (delta: 251.7MB). Free memory was 30.1MB in the beginning and 186.2MB in the end (delta: -156.1MB). Peak memory consumption was 97.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.50ms. Allocated memory is still 314.6MB. Free memory was 186.2MB in the beginning and 177.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.18ms. Allocated memory is still 314.6MB. Free memory was 177.8MB in the beginning and 256.9MB in the end (delta: -79.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1007.11ms. Allocated memory is still 314.6MB. Free memory was 256.9MB in the beginning and 192.9MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. 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. [2022-12-15 03:19:07,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8724dabf-8c01-48ce-bace-07c50033cbe4/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?