./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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 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 20:27:05,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:27:05,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:27:05,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:27:05,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:27:05,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:27:05,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:27:05,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:27:05,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:27:05,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:27:05,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:27:05,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:27:05,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:27:05,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:27:05,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:27:05,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:27:05,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:27:05,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:27:05,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:27:05,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:27:05,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:27:05,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:27:05,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:27:05,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:27:05,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:27:05,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:27:05,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:27:05,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:27:05,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:27:05,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:27:05,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:27:05,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:27:05,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:27:05,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:27:05,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:27:05,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:27:05,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:27:05,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:27:05,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:27:05,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:27:05,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:27:05,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 20:27:06,014 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:27:06,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:27:06,015 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:27:06,016 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:27:06,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:27:06,016 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:27:06,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:27:06,017 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:27:06,017 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:27:06,017 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:27:06,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:27:06,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:27:06,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:27:06,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:27:06,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:27:06,018 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:27:06,019 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:27:06,019 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:27:06,019 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:27:06,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:27:06,019 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:27:06,019 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:27:06,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:27:06,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:27:06,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:27:06,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:27:06,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:27:06,021 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:27:06,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:27:06,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:27:06,021 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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-12-14 20:27:06,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:27:06,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:27:06,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:27:06,229 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:27:06,230 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:27:06,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-12-14 20:27:08,874 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:27:09,218 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:27:09,218 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-12-14 20:27:09,250 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/data/1d9fc909f/ef829a90874b4424b8bc1e8a4771edd9/FLAGd0e2a58c0 [2022-12-14 20:27:09,265 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/data/1d9fc909f/ef829a90874b4424b8bc1e8a4771edd9 [2022-12-14 20:27:09,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:27:09,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:27:09,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:27:09,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:27:09,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:27:09,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:27:09" (1/1) ... [2022-12-14 20:27:09,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e577d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:09, skipping insertion in model container [2022-12-14 20:27:09,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:27:09" (1/1) ... [2022-12-14 20:27:09,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:27:09,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:27:09,610 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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-12-14 20:27:09,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:09,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:09,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:09,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:09,912 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:09,913 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:10,032 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:10,033 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:10,038 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:10,038 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:10,043 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:10,044 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:10,048 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:10,049 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:10,054 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:10,054 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:10,059 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:10,059 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:10,064 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:10,065 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:10,069 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:10,070 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:10,516 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 20:27:10,519 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:10,522 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:10,528 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:10,606 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 20:27:10,610 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 20:27:10,700 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 20:27:10,864 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 20:27:10,870 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 20:27:10,921 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 20:27:10,924 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 20:27:11,147 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 20:27:11,150 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 20:27:11,153 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 20:27:11,234 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 20:27:11,235 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 20:27:11,237 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 20:27:11,237 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 20:27:11,374 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 20:27:11,404 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 20:27:11,556 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 20:27:11,559 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 20:27:11,703 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 20:27:11,875 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 20:27:11,875 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 20:27:11,875 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 20:27:12,717 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 20:27:12,718 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:12,720 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:12,723 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:12,726 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:13,208 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 20:27:13,212 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 20:27:13,216 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 20:27:13,223 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 20:27:13,223 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 20:27:13,226 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 20:27:13,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:27:13,257 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:27:13,268 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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-12-14 20:27:13,278 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:13,278 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:13,278 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:13,278 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:13,279 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:13,279 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:13,281 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:13,282 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:13,282 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:13,282 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:13,282 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:13,283 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:13,283 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:13,283 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:13,283 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:13,283 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:13,284 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:13,284 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:13,284 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:13,284 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:13,284 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:13,284 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:13,294 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 20:27:13,294 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:13,294 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:13,295 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:13,308 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 20:27:13,309 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 20:27:13,313 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 20:27:13,326 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 20:27:13,327 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 20:27:13,329 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 20:27:13,330 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 20:27:13,340 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 20:27:13,340 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 20:27:13,341 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 20:27:13,344 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 20:27:13,344 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 20:27:13,344 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 20:27:13,345 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 20:27:13,354 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 20:27:13,357 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 20:27:13,362 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 20:27:13,363 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 20:27:13,367 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 20:27:13,371 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 20:27:13,371 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 20:27:13,372 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 20:27:13,470 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 20:27:13,470 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:13,474 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:13,478 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:13,481 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:13,527 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 20:27:13,529 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 20:27:13,530 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 20:27:13,531 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 20:27:13,532 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 20:27:13,532 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 20:27:13,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:27:13,935 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:27:13,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13 WrapperNode [2022-12-14 20:27:13,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:27:13,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:27:13,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:27:13,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:27:13,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13" (1/1) ... [2022-12-14 20:27:14,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13" (1/1) ... [2022-12-14 20:27:14,058 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 115, calls inlined = 13, statements flattened = 286 [2022-12-14 20:27:14,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:27:14,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:27:14,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:27:14,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:27:14,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13" (1/1) ... [2022-12-14 20:27:14,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13" (1/1) ... [2022-12-14 20:27:14,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13" (1/1) ... [2022-12-14 20:27:14,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13" (1/1) ... [2022-12-14 20:27:14,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13" (1/1) ... [2022-12-14 20:27:14,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13" (1/1) ... [2022-12-14 20:27:14,100 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13" (1/1) ... [2022-12-14 20:27:14,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13" (1/1) ... [2022-12-14 20:27:14,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:27:14,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:27:14,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:27:14,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:27:14,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:13" (1/1) ... [2022-12-14 20:27:14,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:27:14,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:27:14,140 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:27:14,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:27:14,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:27:14,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 20:27:14,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 20:27:14,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:27:14,178 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 20:27:14,178 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 20:27:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:27:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:27:14,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:27:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 20:27:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 20:27:14,179 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 20:27:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 20:27:14,179 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 20:27:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:27:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:27:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure access_ok [2022-12-14 20:27:14,180 INFO L138 BoogieDeclarations]: Found implementation of procedure access_ok [2022-12-14 20:27:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 20:27:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:27:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 20:27:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 20:27:14,180 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 20:27:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 20:27:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2022-12-14 20:27:14,181 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2022-12-14 20:27:14,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:27:14,182 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 20:27:14,490 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:27:14,491 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:27:14,849 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:27:14,912 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:27:14,912 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:27:14,913 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L443 is neither atomic block end nor a sink node. [2022-12-14 20:27:14,913 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 20:27:14,917 INFO L158 Benchmark]: Toolchain (without parser) took 5646.73ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 63.7MB in the beginning and 53.4MB in the end (delta: 10.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-12-14 20:27:14,917 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 123.7MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:27:14,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4664.26ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 63.6MB in the beginning and 76.0MB in the end (delta: -12.4MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2022-12-14 20:27:14,918 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.39ms. Allocated memory is still 148.9MB. Free memory was 76.0MB in the beginning and 67.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 20:27:14,918 INFO L158 Benchmark]: Boogie Preprocessor took 50.48ms. Allocated memory is still 148.9MB. Free memory was 67.6MB in the beginning and 62.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:27:14,918 INFO L158 Benchmark]: RCFGBuilder took 805.36ms. Allocated memory is still 148.9MB. Free memory was 62.4MB in the beginning and 53.4MB in the end (delta: 9.0MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2022-12-14 20:27:14,920 INFO L339 ainManager$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 123.7MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4664.26ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 63.6MB in the beginning and 76.0MB in the end (delta: -12.4MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.39ms. Allocated memory is still 148.9MB. Free memory was 76.0MB in the beginning and 67.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.48ms. Allocated memory is still 148.9MB. Free memory was 67.6MB in the beginning and 62.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 805.36ms. Allocated memory is still 148.9MB. Free memory was 62.4MB in the beginning and 53.4MB in the end (delta: 9.0MB). Peak memory consumption was 30.2MB. 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 20:27:14,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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 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 20:27:16,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:27:16,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:27:16,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:27:16,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:27:16,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:27:16,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:27:16,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:27:16,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:27:16,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:27:16,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:27:16,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:27:16,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:27:16,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:27:16,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:27:16,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:27:16,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:27:16,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:27:16,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:27:16,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:27:16,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:27:16,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:27:16,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:27:16,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:27:16,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:27:16,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:27:16,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:27:16,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:27:16,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:27:16,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:27:16,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:27:16,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:27:16,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:27:16,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:27:16,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:27:16,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:27:16,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:27:16,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:27:16,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:27:16,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:27:16,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:27:16,595 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 20:27:16,610 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:27:16,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:27:16,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:27:16,611 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:27:16,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:27:16,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:27:16,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:27:16,612 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:27:16,612 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:27:16,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:27:16,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:27:16,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:27:16,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:27:16,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:27:16,613 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:27:16,613 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:27:16,613 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:27:16,613 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:27:16,613 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:27:16,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:27:16,613 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:27:16,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:27:16,614 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:27:16,614 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:27:16,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:27:16,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:27:16,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:27:16,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:27:16,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:27:16,615 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:27:16,615 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:27:16,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:27:16,615 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:27:16,615 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:27:16,616 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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-12-14 20:27:16,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:27:16,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:27:16,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:27:16,839 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:27:16,839 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:27:16,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-12-14 20:27:19,410 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:27:19,715 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:27:19,715 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-12-14 20:27:19,737 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/data/1236ca764/b3488abe53c74a88b25a379e8f5a91fe/FLAG68b520cc3 [2022-12-14 20:27:19,751 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/data/1236ca764/b3488abe53c74a88b25a379e8f5a91fe [2022-12-14 20:27:19,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:27:19,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:27:19,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:27:19,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:27:19,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:27:19,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:27:19" (1/1) ... [2022-12-14 20:27:19,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f0ccb5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:19, skipping insertion in model container [2022-12-14 20:27:19,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:27:19" (1/1) ... [2022-12-14 20:27:19,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:27:19,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:27:20,089 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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-12-14 20:27:20,374 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:20,374 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:20,380 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:20,381 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:20,386 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:20,387 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:20,509 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:20,510 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:20,514 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:20,515 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:20,520 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:20,521 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:20,526 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:20,527 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:20,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:20,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:20,539 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:20,539 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:20,545 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:20,545 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:20,551 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:20,552 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:21,024 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 20:27:21,028 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:21,031 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:21,037 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:21,130 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 20:27:21,134 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 20:27:21,235 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 20:27:21,396 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 20:27:21,402 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 20:27:21,456 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 20:27:21,459 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 20:27:21,675 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 20:27:21,677 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 20:27:21,680 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 20:27:21,752 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 20:27:21,753 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 20:27:21,755 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 20:27:21,755 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 20:27:21,883 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 20:27:21,918 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 20:27:22,065 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 20:27:22,069 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 20:27:22,218 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 20:27:22,371 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 20:27:22,371 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 20:27:22,371 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 20:27:23,087 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 20:27:23,088 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:23,092 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:23,094 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:23,098 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:23,662 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 20:27:23,668 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 20:27:23,673 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 20:27:23,682 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 20:27:23,682 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 20:27:23,686 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 20:27:23,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:27:23,721 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 20:27:23,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:27:23,756 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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-12-14 20:27:23,766 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,767 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,767 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,767 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,768 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,768 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,772 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,773 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,773 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,773 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,773 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,774 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,774 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,774 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,775 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,775 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,775 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,775 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,776 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,776 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,776 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,776 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,789 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 20:27:23,789 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:23,790 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:23,790 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:23,794 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 20:27:23,794 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 20:27:23,796 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 20:27:23,802 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 20:27:23,803 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 20:27:23,805 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 20:27:23,805 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 20:27:23,811 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 20:27:23,811 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 20:27:23,811 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 20:27:23,814 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 20:27:23,814 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 20:27:23,814 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 20:27:23,814 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 20:27:23,819 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 20:27:23,821 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 20:27:23,825 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 20:27:23,825 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 20:27:23,829 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 20:27:23,839 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 20:27:23,839 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 20:27:23,839 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 20:27:23,878 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 20:27:23,878 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:23,881 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:23,883 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:23,885 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:23,917 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 20:27:23,919 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 20:27:23,921 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 20:27:23,923 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 20:27:23,923 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 20:27:23,924 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 20:27:23,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:27:23,936 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:27:23,957 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_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-12-14 20:27:23,969 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,970 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,970 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,971 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,971 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,971 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,975 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,975 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,975 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,976 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,976 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,976 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,976 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,976 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,976 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:27:23,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:27:23,986 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 20:27:23,987 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:23,987 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:23,987 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 20:27:23,991 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 20:27:23,992 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 20:27:24,005 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 20:27:24,025 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 20:27:24,026 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 20:27:24,029 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 20:27:24,029 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 20:27:24,045 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 20:27:24,045 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 20:27:24,045 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 20:27:24,049 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 20:27:24,049 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 20:27:24,050 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 20:27:24,050 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 20:27:24,059 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 20:27:24,062 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 20:27:24,067 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 20:27:24,068 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 20:27:24,073 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 20:27:24,078 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 20:27:24,078 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 20:27:24,079 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 20:27:24,154 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 20:27:24,154 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:24,163 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:24,166 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:24,169 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 20:27:24,211 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 20:27:24,212 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 20:27:24,213 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 20:27:24,215 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 20:27:24,216 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 20:27:24,216 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 20:27:24,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:27:24,663 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:27:24,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24 WrapperNode [2022-12-14 20:27:24,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:27:24,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:27:24,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:27:24,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:27:24,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24" (1/1) ... [2022-12-14 20:27:24,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24" (1/1) ... [2022-12-14 20:27:24,761 INFO L138 Inliner]: procedures = 1368, calls = 1452, calls flagged for inlining = 115, calls inlined = 13, statements flattened = 270 [2022-12-14 20:27:24,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:27:24,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:27:24,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:27:24,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:27:24,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24" (1/1) ... [2022-12-14 20:27:24,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24" (1/1) ... [2022-12-14 20:27:24,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24" (1/1) ... [2022-12-14 20:27:24,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24" (1/1) ... [2022-12-14 20:27:24,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24" (1/1) ... [2022-12-14 20:27:24,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24" (1/1) ... [2022-12-14 20:27:24,797 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24" (1/1) ... [2022-12-14 20:27:24,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24" (1/1) ... [2022-12-14 20:27:24,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:27:24,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:27:24,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:27:24,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:27:24,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:27:24" (1/1) ... [2022-12-14 20:27:24,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:27:24,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:27:24,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:27:24,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:27:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 20:27:24,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 20:27:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:27:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 20:27:24,871 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 20:27:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:27:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:27:24,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:27:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 20:27:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 20:27:24,871 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 20:27:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 20:27:24,871 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 20:27:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:27:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure access_ok [2022-12-14 20:27:24,872 INFO L138 BoogieDeclarations]: Found implementation of procedure access_ok [2022-12-14 20:27:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 20:27:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:27:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 20:27:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 20:27:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 20:27:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-14 20:27:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 20:27:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 20:27:24,872 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 20:27:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-14 20:27:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 20:27:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 20:27:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2022-12-14 20:27:24,873 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2022-12-14 20:27:24,874 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 20:27:25,201 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:27:25,203 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:27:25,702 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:27:25,766 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:27:25,766 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:27:25,767 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L443 is neither atomic block end nor a sink node. [2022-12-14 20:27:25,768 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 20:27:25,771 INFO L158 Benchmark]: Toolchain (without parser) took 6015.62ms. Allocated memory was 90.2MB in the beginning and 264.2MB in the end (delta: 174.1MB). Free memory was 62.8MB in the beginning and 106.3MB in the end (delta: -43.6MB). Peak memory consumption was 129.0MB. Max. memory is 16.1GB. [2022-12-14 20:27:25,772 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 32.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:27:25,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4907.09ms. Allocated memory was 90.2MB in the beginning and 264.2MB in the end (delta: 174.1MB). Free memory was 62.8MB in the beginning and 187.1MB in the end (delta: -124.3MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2022-12-14 20:27:25,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.84ms. Allocated memory is still 264.2MB. Free memory was 187.1MB in the beginning and 177.6MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 20:27:25,773 INFO L158 Benchmark]: Boogie Preprocessor took 42.13ms. Allocated memory is still 264.2MB. Free memory was 177.6MB in the beginning and 171.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 20:27:25,774 INFO L158 Benchmark]: RCFGBuilder took 965.25ms. Allocated memory is still 264.2MB. Free memory was 171.4MB in the beginning and 106.3MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-12-14 20:27:25,775 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 32.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4907.09ms. Allocated memory was 90.2MB in the beginning and 264.2MB in the end (delta: 174.1MB). Free memory was 62.8MB in the beginning and 187.1MB in the end (delta: -124.3MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.84ms. Allocated memory is still 264.2MB. Free memory was 187.1MB in the beginning and 177.6MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.13ms. Allocated memory is still 264.2MB. Free memory was 177.6MB in the beginning and 171.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 965.25ms. Allocated memory is still 264.2MB. Free memory was 171.4MB in the beginning and 106.3MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:27:25,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2b10d4-dbcf-4d9f-b7bc-1f487619fe2a/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?