./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/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_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- 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 23:14:19,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:14:19,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:14:20,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:14:20,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:14:20,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:14:20,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:14:20,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:14:20,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:14:20,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:14:20,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:14:20,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:14:20,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:14:20,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:14:20,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:14:20,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:14:20,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:14:20,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:14:20,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:14:20,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:14:20,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:14:20,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:14:20,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:14:20,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:14:20,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:14:20,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:14:20,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:14:20,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:14:20,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:14:20,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:14:20,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:14:20,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:14:20,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:14:20,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:14:20,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:14:20,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:14:20,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:14:20,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:14:20,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:14:20,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:14:20,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:14:20,039 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:14:20,057 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:14:20,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:14:20,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:14:20,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:14:20,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:14:20,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:14:20,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:14:20,060 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:14:20,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:14:20,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:14:20,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:14:20,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:14:20,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:14:20,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:14:20,067 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:14:20,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:14:20,067 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:14:20,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:14:20,067 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:14:20,068 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:14:20,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:14:20,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:14:20,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:14:20,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:14:20,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:14:20,069 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:14:20,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:14:20,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:14:20,069 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_d6196430-3b1f-4a95-8ff5-8f7fcac78260/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-12-14 23:14:20,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:14:20,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:14:20,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:14:20,281 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:14:20,281 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:14:20,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-12-14 23:14:22,856 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:14:23,247 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:14:23,247 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-12-14 23:14:23,274 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/data/6cd04807d/24c360f17e2f408680a67a44dbd76c24/FLAGc11671dac [2022-12-14 23:14:23,284 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/data/6cd04807d/24c360f17e2f408680a67a44dbd76c24 [2022-12-14 23:14:23,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:14:23,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:14:23,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:14:23,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:14:23,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:14:23,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:14:23" (1/1) ... [2022-12-14 23:14:23,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d21b7ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:23, skipping insertion in model container [2022-12-14 23:14:23,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:14:23" (1/1) ... [2022-12-14 23:14:23,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:14:23,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:14:23,599 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_d6196430-3b1f-4a95-8ff5-8f7fcac78260/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-12-14 23:14:23,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:23,872 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:23,878 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:23,878 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:23,884 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:23,884 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:23,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:23,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:23,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:23,991 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:23,994 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:23,995 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:23,999 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:24,000 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:24,003 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:24,004 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:24,007 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:24,008 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:24,011 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:24,012 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:24,015 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:24,016 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:24,357 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 23:14:24,361 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:24,364 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:24,370 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:24,454 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 23:14:24,458 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 23:14:24,560 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 23:14:24,743 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 23:14:24,750 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 23:14:24,807 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 23:14:24,811 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 23:14:25,084 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 23:14:25,086 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 23:14:25,089 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 23:14:25,171 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 23:14:25,172 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 23:14:25,174 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 23:14:25,174 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 23:14:25,319 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 23:14:25,356 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 23:14:25,550 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 23:14:25,555 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 23:14:25,718 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 23:14:25,911 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 23:14:25,912 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 23:14:25,912 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 23:14:26,695 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 23:14:26,696 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:26,699 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:26,703 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:26,706 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:27,179 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 23:14:27,183 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 23:14:27,187 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 23:14:27,195 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 23:14:27,195 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 23:14:27,198 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 23:14:27,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:14:27,230 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:14:27,240 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_d6196430-3b1f-4a95-8ff5-8f7fcac78260/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-12-14 23:14:27,251 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:27,251 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:27,252 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:27,252 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:27,252 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:27,252 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:27,255 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:27,256 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:27,256 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:27,256 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:27,256 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:27,257 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:27,257 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:27,257 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:27,257 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:27,257 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:27,258 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:27,258 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:27,258 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:27,258 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:27,258 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:27,258 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:27,268 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 23:14:27,268 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:27,268 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:27,269 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:27,272 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 23:14:27,273 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 23:14:27,275 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 23:14:27,284 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 23:14:27,285 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 23:14:27,287 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 23:14:27,288 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 23:14:27,295 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 23:14:27,296 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 23:14:27,296 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 23:14:27,298 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 23:14:27,299 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 23:14:27,299 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 23:14:27,299 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 23:14:27,305 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 23:14:27,307 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 23:14:27,310 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 23:14:27,311 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 23:14:27,314 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 23:14:27,317 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 23:14:27,317 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 23:14:27,317 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 23:14:27,425 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 23:14:27,426 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:27,427 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:27,429 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:27,431 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:27,484 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 23:14:27,485 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 23:14:27,486 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 23:14:27,487 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 23:14:27,488 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 23:14:27,488 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 23:14:27,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:14:27,832 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:14:27,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27 WrapperNode [2022-12-14 23:14:27,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:14:27,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:14:27,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:14:27,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:14:27,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27" (1/1) ... [2022-12-14 23:14:27,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27" (1/1) ... [2022-12-14 23:14:27,929 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 115, calls inlined = 13, statements flattened = 286 [2022-12-14 23:14:27,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:14:27,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:14:27,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:14:27,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:14:27,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27" (1/1) ... [2022-12-14 23:14:27,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27" (1/1) ... [2022-12-14 23:14:27,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27" (1/1) ... [2022-12-14 23:14:27,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27" (1/1) ... [2022-12-14 23:14:27,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27" (1/1) ... [2022-12-14 23:14:27,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27" (1/1) ... [2022-12-14 23:14:27,969 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27" (1/1) ... [2022-12-14 23:14:27,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27" (1/1) ... [2022-12-14 23:14:27,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:14:27,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:14:27,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:14:27,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:14:27,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:27" (1/1) ... [2022-12-14 23:14:27,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:14:27,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:14:28,009 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:14:28,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:14:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:14:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 23:14:28,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 23:14:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:14:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 23:14:28,045 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 23:14:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:14:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:14:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:14:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 23:14:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 23:14:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 23:14:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 23:14:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 23:14:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:14:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:14:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure access_ok [2022-12-14 23:14:28,047 INFO L138 BoogieDeclarations]: Found implementation of procedure access_ok [2022-12-14 23:14:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:14:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:14:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:14:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 23:14:28,047 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 23:14:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 23:14:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2022-12-14 23:14:28,047 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2022-12-14 23:14:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:14:28,049 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 23:14:28,369 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:14:28,371 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:14:28,695 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:14:28,754 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:14:28,755 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:14:28,755 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L443 is neither atomic block end nor a sink node. [2022-12-14 23:14:28,756 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:14:28,759 INFO L158 Benchmark]: Toolchain (without parser) took 5471.12ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 123.5MB in the beginning and 82.4MB in the end (delta: 41.1MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2022-12-14 23:14:28,759 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 167.8MB. Free memory was 138.6MB in the beginning and 138.4MB in the end (delta: 188.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:14:28,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4544.68ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 123.5MB in the beginning and 75.8MB in the end (delta: 47.7MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. [2022-12-14 23:14:28,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.17ms. Allocated memory is still 201.3MB. Free memory was 75.8MB in the beginning and 66.3MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 23:14:28,760 INFO L158 Benchmark]: Boogie Preprocessor took 48.27ms. Allocated memory is still 201.3MB. Free memory was 66.3MB in the beginning and 136.9MB in the end (delta: -70.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:14:28,760 INFO L158 Benchmark]: RCFGBuilder took 777.95ms. Allocated memory is still 201.3MB. Free memory was 136.9MB in the beginning and 82.4MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-12-14 23:14:28,762 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 167.8MB. Free memory was 138.6MB in the beginning and 138.4MB in the end (delta: 188.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4544.68ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 123.5MB in the beginning and 75.8MB in the end (delta: 47.7MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.17ms. Allocated memory is still 201.3MB. Free memory was 75.8MB in the beginning and 66.3MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.27ms. Allocated memory is still 201.3MB. Free memory was 66.3MB in the beginning and 136.9MB in the end (delta: -70.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 777.95ms. Allocated memory is still 201.3MB. Free memory was 136.9MB in the beginning and 82.4MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. 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 23:14:28,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/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_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/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_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- 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 23:14:30,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:14:30,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:14:30,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:14:30,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:14:30,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:14:30,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:14:30,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:14:30,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:14:30,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:14:30,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:14:30,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:14:30,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:14:30,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:14:30,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:14:30,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:14:30,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:14:30,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:14:30,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:14:30,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:14:30,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:14:30,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:14:30,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:14:30,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:14:30,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:14:30,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:14:30,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:14:30,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:14:30,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:14:30,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:14:30,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:14:30,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:14:30,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:14:30,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:14:30,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:14:30,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:14:30,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:14:30,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:14:30,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:14:30,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:14:30,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:14:30,606 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 23:14:30,627 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:14:30,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:14:30,628 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:14:30,628 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:14:30,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:14:30,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:14:30,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:14:30,629 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:14:30,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:14:30,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:14:30,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:14:30,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:14:30,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:14:30,630 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:14:30,631 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:14:30,631 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:14:30,631 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:14:30,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:14:30,631 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:14:30,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:14:30,632 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:14:30,632 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:14:30,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:14:30,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:14:30,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:14:30,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:14:30,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:14:30,633 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:14:30,633 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:14:30,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:14:30,634 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:14:30,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:14:30,634 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_d6196430-3b1f-4a95-8ff5-8f7fcac78260/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-12-14 23:14:30,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:14:30,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:14:30,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:14:30,889 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:14:30,890 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:14:30,891 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-12-14 23:14:33,553 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:14:33,954 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:14:33,955 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-12-14 23:14:33,982 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/data/c90e16910/a3c7ebf4fc93455faf3d6bc22beea3ec/FLAG98ced3f7e [2022-12-14 23:14:33,993 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/data/c90e16910/a3c7ebf4fc93455faf3d6bc22beea3ec [2022-12-14 23:14:33,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:14:33,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:14:33,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:14:33,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:14:33,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:14:34,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:14:33" (1/1) ... [2022-12-14 23:14:34,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@306ba4cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:34, skipping insertion in model container [2022-12-14 23:14:34,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:14:33" (1/1) ... [2022-12-14 23:14:34,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:14:34,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:14:34,315 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_d6196430-3b1f-4a95-8ff5-8f7fcac78260/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-12-14 23:14:34,593 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:34,594 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:34,599 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:34,599 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:34,604 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:34,604 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:34,715 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:34,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:34,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:34,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:34,724 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:34,725 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:34,728 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:34,729 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:34,733 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:34,733 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:34,737 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:34,737 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:34,741 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:34,742 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:34,745 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:34,746 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:35,054 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 23:14:35,057 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:35,060 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:35,065 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:35,132 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 23:14:35,136 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 23:14:35,222 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 23:14:35,376 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 23:14:35,381 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 23:14:35,426 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 23:14:35,429 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 23:14:35,642 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 23:14:35,645 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 23:14:35,649 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 23:14:35,749 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 23:14:35,750 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 23:14:35,753 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 23:14:35,753 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 23:14:35,882 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 23:14:35,908 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 23:14:36,034 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 23:14:36,037 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 23:14:36,174 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 23:14:36,326 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 23:14:36,327 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 23:14:36,327 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 23:14:37,142 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 23:14:37,144 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:37,149 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:37,153 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:37,166 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:37,630 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 23:14:37,635 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 23:14:37,638 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 23:14:37,646 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 23:14:37,647 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 23:14:37,649 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 23:14:37,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:14:37,687 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 23:14:37,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:14:37,742 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_d6196430-3b1f-4a95-8ff5-8f7fcac78260/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-12-14 23:14:37,752 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,753 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,753 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,753 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,754 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,754 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,758 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,758 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,759 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,759 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,760 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,760 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,760 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,761 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,761 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,761 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,762 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,762 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,762 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,763 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,763 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,763 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,775 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 23:14:37,775 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:37,776 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:37,776 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:37,780 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 23:14:37,781 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 23:14:37,783 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 23:14:37,789 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 23:14:37,790 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 23:14:37,791 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 23:14:37,792 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 23:14:37,798 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 23:14:37,798 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 23:14:37,798 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 23:14:37,801 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 23:14:37,801 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 23:14:37,801 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 23:14:37,802 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 23:14:37,809 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 23:14:37,811 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 23:14:37,820 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 23:14:37,821 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 23:14:37,824 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 23:14:37,826 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 23:14:37,826 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 23:14:37,826 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 23:14:37,864 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 23:14:37,864 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:37,867 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:37,869 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:37,872 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:37,893 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 23:14:37,894 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 23:14:37,895 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 23:14:37,897 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 23:14:37,903 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 23:14:37,904 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 23:14:37,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:14:37,914 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:14:37,929 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_d6196430-3b1f-4a95-8ff5-8f7fcac78260/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-12-14 23:14:37,940 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,941 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,941 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,942 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,942 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,942 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,945 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,948 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,948 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,948 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,948 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,948 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:14:37,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:14:37,961 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 23:14:37,962 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:37,962 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:37,963 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 23:14:37,967 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 23:14:37,968 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 23:14:37,971 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 23:14:37,982 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 23:14:37,983 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 23:14:37,985 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 23:14:37,986 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 23:14:37,994 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 23:14:37,994 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 23:14:37,995 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 23:14:37,998 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 23:14:37,998 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 23:14:37,999 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 23:14:37,999 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 23:14:38,007 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 23:14:38,009 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 23:14:38,014 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 23:14:38,015 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 23:14:38,019 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 23:14:38,057 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 23:14:38,057 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 23:14:38,057 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 23:14:38,123 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 23:14:38,123 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:38,126 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:38,128 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:38,141 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 23:14:38,168 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 23:14:38,169 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 23:14:38,170 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 23:14:38,171 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 23:14:38,171 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 23:14:38,172 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 23:14:38,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:14:38,748 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:14:38,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38 WrapperNode [2022-12-14 23:14:38,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:14:38,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:14:38,749 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:14:38,749 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:14:38,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,836 INFO L138 Inliner]: procedures = 1368, calls = 1452, calls flagged for inlining = 115, calls inlined = 13, statements flattened = 270 [2022-12-14 23:14:38,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:14:38,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:14:38,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:14:38,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:14:38,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,868 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:14:38,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:14:38,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:14:38,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:14:38,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:14:38,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:14:38,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:14:38,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:14:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 23:14:38,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 23:14:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:14:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 23:14:38,933 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 23:14:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:14:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:14:38,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:14:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 23:14:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 23:14:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 23:14:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 23:14:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 23:14:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:14:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure access_ok [2022-12-14 23:14:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure access_ok [2022-12-14 23:14:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:14:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:14:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:14:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 23:14:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:14:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-14 23:14:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 23:14:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 23:14:38,935 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 23:14:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-14 23:14:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 23:14:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 23:14:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2022-12-14 23:14:38,935 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2022-12-14 23:14:38,937 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 23:14:39,239 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:14:39,240 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:14:39,724 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:14:39,795 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:14:39,796 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:14:39,796 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L443 is neither atomic block end nor a sink node. [2022-12-14 23:14:39,797 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:14:39,801 INFO L158 Benchmark]: Toolchain (without parser) took 5803.97ms. Allocated memory was 83.9MB in the beginning and 243.3MB in the end (delta: 159.4MB). Free memory was 51.5MB in the beginning and 130.2MB in the end (delta: -78.6MB). Peak memory consumption was 168.0MB. Max. memory is 16.1GB. [2022-12-14 23:14:39,801 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:14:39,802 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4751.58ms. Allocated memory was 83.9MB in the beginning and 243.3MB in the end (delta: 159.4MB). Free memory was 51.5MB in the beginning and 77.7MB in the end (delta: -26.2MB). Peak memory consumption was 144.2MB. Max. memory is 16.1GB. [2022-12-14 23:14:39,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.14ms. Allocated memory is still 243.3MB. Free memory was 77.7MB in the beginning and 68.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 23:14:39,803 INFO L158 Benchmark]: Boogie Preprocessor took 39.01ms. Allocated memory is still 243.3MB. Free memory was 68.3MB in the beginning and 62.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 23:14:39,803 INFO L158 Benchmark]: RCFGBuilder took 923.32ms. Allocated memory is still 243.3MB. Free memory was 62.0MB in the beginning and 130.2MB in the end (delta: -68.2MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2022-12-14 23:14:39,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4751.58ms. Allocated memory was 83.9MB in the beginning and 243.3MB in the end (delta: 159.4MB). Free memory was 51.5MB in the beginning and 77.7MB in the end (delta: -26.2MB). Peak memory consumption was 144.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.14ms. Allocated memory is still 243.3MB. Free memory was 77.7MB in the beginning and 68.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.01ms. Allocated memory is still 243.3MB. Free memory was 68.3MB in the beginning and 62.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 923.32ms. Allocated memory is still 243.3MB. Free memory was 62.0MB in the beginning and 130.2MB in the end (delta: -68.2MB). Peak memory consumption was 20.9MB. 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. [2022-12-14 23:14:39,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6196430-3b1f-4a95-8ff5-8f7fcac78260/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?