./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/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 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:04:24,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:04:24,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:04:24,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:04:24,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:04:24,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:04:24,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:04:24,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:04:24,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:04:24,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:04:24,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:04:24,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:04:24,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:04:24,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:04:24,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:04:24,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:04:24,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:04:24,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:04:24,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:04:24,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:04:24,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:04:24,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:04:24,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:04:24,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:04:24,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:04:24,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:04:24,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:04:24,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:04:24,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:04:24,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:04:24,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:04:24,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:04:24,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:04:24,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:04:24,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:04:24,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:04:24,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:04:24,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:04:24,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:04:24,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:04:24,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:04:24,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 18:04:24,124 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:04:24,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:04:24,125 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:04:24,125 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:04:24,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:04:24,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:04:24,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:04:24,127 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:04:24,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:04:24,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:04:24,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:04:24,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:04:24,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:04:24,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:04:24,128 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:04:24,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:04:24,128 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:04:24,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:04:24,129 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:04:24,129 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:04:24,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:04:24,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:04:24,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:04:24,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:04:24,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:04:24,130 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:04:24,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:04:24,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:04:24,131 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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2022-12-14 18:04:24,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:04:24,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:04:24,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:04:24,344 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:04:24,344 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:04:24,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-12-14 18:04:26,931 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:04:27,363 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:04:27,364 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-12-14 18:04:27,398 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/data/8459943b6/7558ba933bcb4d17882b18878a8fcdb6/FLAG2104172c3 [2022-12-14 18:04:27,411 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/data/8459943b6/7558ba933bcb4d17882b18878a8fcdb6 [2022-12-14 18:04:27,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:04:27,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:04:27,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:04:27,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:04:27,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:04:27,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:04:27" (1/1) ... [2022-12-14 18:04:27,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@408041ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:27, skipping insertion in model container [2022-12-14 18:04:27,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:04:27" (1/1) ... [2022-12-14 18:04:27,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:04:27,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:04:27,847 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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 18:04:28,246 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:28,247 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:28,255 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:28,256 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:28,263 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:28,263 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:28,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:28,432 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:28,439 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:28,439 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:28,444 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:28,445 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:28,450 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:28,451 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:28,456 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:28,457 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:28,462 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:28,462 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:28,468 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:28,469 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:28,474 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:28,474 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:29,026 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 18:04:29,031 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:29,036 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:29,045 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:29,176 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 18:04:29,183 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 18:04:29,347 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 18:04:29,609 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 18:04:29,616 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 18:04:29,687 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 18:04:29,691 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 18:04:30,034 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 18:04:30,037 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 18:04:30,040 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 18:04:30,127 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 18:04:30,127 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 18:04:30,130 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 18:04:30,130 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 18:04:30,333 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 18:04:30,378 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 18:04:30,537 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 18:04:30,541 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 18:04:30,707 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 18:04:30,915 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 18:04:30,915 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 18:04:30,916 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 18:04:31,794 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 18:04:31,795 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:31,798 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:31,800 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:31,803 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:32,330 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 18:04:32,334 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 18:04:32,338 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 18:04:32,346 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 18:04:32,346 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 18:04:32,349 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 18:04:32,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:04:32,382 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:04:32,393 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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 18:04:32,402 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:32,403 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:32,403 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:32,403 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:32,404 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:32,404 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:32,406 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:32,407 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:32,407 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:32,407 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:32,407 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:32,408 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:32,408 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:32,408 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:32,408 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:32,409 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:32,409 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:32,409 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:32,409 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:32,409 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:32,410 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:32,410 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:32,419 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 18:04:32,419 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:32,420 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:32,420 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:32,424 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 18:04:32,425 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 18:04:32,427 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 18:04:32,436 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 18:04:32,437 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 18:04:32,438 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 18:04:32,439 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 18:04:32,446 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 18:04:32,446 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 18:04:32,446 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 18:04:32,449 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 18:04:32,449 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 18:04:32,450 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 18:04:32,450 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 18:04:32,457 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 18:04:32,459 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 18:04:32,463 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 18:04:32,463 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 18:04:32,467 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 18:04:32,469 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 18:04:32,470 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 18:04:32,470 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 18:04:32,670 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 18:04:32,670 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:32,674 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:32,678 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:32,681 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:32,722 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 18:04:32,723 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 18:04:32,724 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 18:04:32,725 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 18:04:32,726 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 18:04:32,726 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 18:04:32,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:04:33,092 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:04:33,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33 WrapperNode [2022-12-14 18:04:33,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:04:33,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:04:33,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:04:33,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:04:33,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33" (1/1) ... [2022-12-14 18:04:33,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33" (1/1) ... [2022-12-14 18:04:33,212 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 115, calls inlined = 13, statements flattened = 286 [2022-12-14 18:04:33,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:04:33,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:04:33,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:04:33,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:04:33,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33" (1/1) ... [2022-12-14 18:04:33,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33" (1/1) ... [2022-12-14 18:04:33,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33" (1/1) ... [2022-12-14 18:04:33,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33" (1/1) ... [2022-12-14 18:04:33,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33" (1/1) ... [2022-12-14 18:04:33,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33" (1/1) ... [2022-12-14 18:04:33,252 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33" (1/1) ... [2022-12-14 18:04:33,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33" (1/1) ... [2022-12-14 18:04:33,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:04:33,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:04:33,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:04:33,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:04:33,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:33" (1/1) ... [2022-12-14 18:04:33,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:04:33,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:04:33,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:04:33,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:04:33,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 18:04:33,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 18:04:33,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 18:04:33,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 18:04:33,326 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 18:04:33,326 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 18:04:33,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:04:33,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:04:33,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:04:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 18:04:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 18:04:33,327 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 18:04:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 18:04:33,327 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 18:04:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:04:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 18:04:33,327 INFO L130 BoogieDeclarations]: Found specification of procedure access_ok [2022-12-14 18:04:33,327 INFO L138 BoogieDeclarations]: Found implementation of procedure access_ok [2022-12-14 18:04:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2022-12-14 18:04:33,328 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2022-12-14 18:04:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 18:04:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:04:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 18:04:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 18:04:33,328 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 18:04:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 18:04:33,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:04:33,330 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 18:04:33,640 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:04:33,642 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:04:33,962 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:04:34,059 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:04:34,059 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 18:04:34,060 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L443 is neither atomic block end nor a sink node. [2022-12-14 18:04:34,060 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 18:04:34,064 INFO L158 Benchmark]: Toolchain (without parser) took 6648.94ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 134.8MB in the beginning and 184.7MB in the end (delta: -49.9MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. [2022-12-14 18:04:34,065 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 176.2MB. Free memory was 149.8MB in the beginning and 149.8MB in the end (delta: 16.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:04:34,065 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5677.38ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 134.8MB in the beginning and 152.3MB in the end (delta: -17.5MB). Peak memory consumption was 116.4MB. Max. memory is 16.1GB. [2022-12-14 18:04:34,066 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.77ms. Allocated memory is still 253.8MB. Free memory was 152.3MB in the beginning and 144.0MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 18:04:34,066 INFO L158 Benchmark]: Boogie Preprocessor took 48.32ms. Allocated memory is still 253.8MB. Free memory was 143.0MB in the beginning and 138.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 18:04:34,067 INFO L158 Benchmark]: RCFGBuilder took 800.92ms. Allocated memory is still 253.8MB. Free memory was 138.8MB in the beginning and 184.7MB in the end (delta: -46.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-12-14 18:04:34,069 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 176.2MB. Free memory was 149.8MB in the beginning and 149.8MB in the end (delta: 16.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5677.38ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 134.8MB in the beginning and 152.3MB in the end (delta: -17.5MB). Peak memory consumption was 116.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.77ms. Allocated memory is still 253.8MB. Free memory was 152.3MB in the beginning and 144.0MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.32ms. Allocated memory is still 253.8MB. Free memory was 143.0MB in the beginning and 138.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 800.92ms. Allocated memory is still 253.8MB. Free memory was 138.8MB in the beginning and 184.7MB in the end (delta: -46.0MB). Peak memory consumption was 60.8MB. 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 18:04:34,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/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 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:04:35,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:04:35,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:04:35,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:04:35,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:04:35,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:04:35,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:04:35,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:04:35,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:04:35,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:04:35,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:04:35,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:04:35,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:04:35,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:04:35,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:04:35,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:04:35,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:04:35,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:04:35,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:04:35,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:04:35,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:04:35,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:04:35,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:04:35,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:04:35,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:04:35,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:04:35,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:04:35,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:04:35,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:04:35,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:04:35,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:04:35,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:04:35,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:04:35,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:04:35,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:04:35,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:04:35,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:04:35,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:04:35,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:04:35,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:04:35,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:04:35,920 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 18:04:35,942 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:04:35,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:04:35,943 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:04:35,943 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:04:35,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:04:35,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:04:35,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:04:35,944 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:04:35,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:04:35,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:04:35,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:04:35,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:04:35,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:04:35,945 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 18:04:35,945 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 18:04:35,945 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 18:04:35,946 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:04:35,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:04:35,946 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:04:35,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:04:35,946 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:04:35,946 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:04:35,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:04:35,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:04:35,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:04:35,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:04:35,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:04:35,947 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 18:04:35,948 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 18:04:35,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:04:35,948 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 18:04:35,948 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 18:04:35,948 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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2022-12-14 18:04:36,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:04:36,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:04:36,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:04:36,183 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:04:36,184 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:04:36,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-12-14 18:04:38,724 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:04:39,096 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:04:39,096 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-12-14 18:04:39,121 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/data/04ad62448/44c9d9e77fdd4134be11f1b3b91a0412/FLAG55b876f5d [2022-12-14 18:04:39,275 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/data/04ad62448/44c9d9e77fdd4134be11f1b3b91a0412 [2022-12-14 18:04:39,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:04:39,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:04:39,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:04:39,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:04:39,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:04:39,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:04:39" (1/1) ... [2022-12-14 18:04:39,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1126eb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:39, skipping insertion in model container [2022-12-14 18:04:39,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:04:39" (1/1) ... [2022-12-14 18:04:39,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:04:39,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:04:39,699 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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 18:04:40,075 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:40,076 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:40,082 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:40,082 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:40,088 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:40,088 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:40,180 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:40,180 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:40,185 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:40,185 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:40,189 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:40,190 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:40,193 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:40,194 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:40,198 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:40,199 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:40,203 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:40,203 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:40,207 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:40,208 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:40,212 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:40,212 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:40,670 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 18:04:40,674 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:40,678 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:40,685 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:40,778 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 18:04:40,783 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 18:04:40,912 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 18:04:41,107 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 18:04:41,113 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 18:04:41,166 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 18:04:41,169 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 18:04:41,384 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 18:04:41,386 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 18:04:41,388 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 18:04:41,465 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 18:04:41,465 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 18:04:41,467 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 18:04:41,467 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 18:04:41,625 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 18:04:41,653 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 18:04:41,824 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 18:04:41,828 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 18:04:42,001 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 18:04:42,152 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 18:04:42,152 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 18:04:42,152 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 18:04:42,951 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 18:04:42,952 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:42,955 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:42,958 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:42,961 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:43,462 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 18:04:43,466 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 18:04:43,470 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 18:04:43,478 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 18:04:43,478 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 18:04:43,481 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 18:04:43,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:04:43,517 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 18:04:43,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:04:43,551 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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 18:04:43,558 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,558 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,559 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,559 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,559 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,559 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,565 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,565 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,565 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,573 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 18:04:43,573 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:43,574 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:43,574 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:43,577 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 18:04:43,577 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 18:04:43,579 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 18:04:43,585 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 18:04:43,585 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 18:04:43,587 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 18:04:43,588 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 18:04:43,593 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 18:04:43,594 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 18:04:43,594 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 18:04:43,596 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 18:04:43,597 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 18:04:43,597 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 18:04:43,597 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 18:04:43,609 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 18:04:43,611 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 18:04:43,614 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 18:04:43,615 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 18:04:43,618 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 18:04:43,621 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 18:04:43,621 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 18:04:43,621 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 18:04:43,658 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 18:04:43,658 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:43,661 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:43,663 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:43,665 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:43,701 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 18:04:43,702 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 18:04:43,703 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 18:04:43,705 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 18:04:43,706 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 18:04:43,706 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 18:04:43,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:04:43,718 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:04:43,736 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_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-12-14 18:04:43,748 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,749 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,749 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,749 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,750 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,750 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,753 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,753 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,754 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,754 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,754 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,755 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,755 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,755 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,755 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,755 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,756 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,756 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,756 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,756 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,757 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:04:43,757 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:04:43,768 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-14 18:04:43,768 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:43,769 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:43,769 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-14 18:04:43,774 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 18:04:43,775 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-14 18:04:43,777 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-14 18:04:43,790 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 18:04:43,791 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-14 18:04:43,802 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 18:04:43,803 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 18:04:43,817 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-14 18:04:43,817 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-14 18:04:43,817 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-14 18:04:43,820 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-14 18:04:43,821 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 18:04:43,821 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-14 18:04:43,821 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-14 18:04:43,827 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-14 18:04:43,829 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-14 18:04:43,833 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-14 18:04:43,834 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 18:04:43,837 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-14 18:04:43,841 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-14 18:04:43,841 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-14 18:04:43,841 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-14 18:04:43,893 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-14 18:04:43,894 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:43,896 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:43,897 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:43,899 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-14 18:04:43,943 WARN L623 FunctionHandler]: Unknown extern function nvram_read_byte [2022-12-14 18:04:43,945 WARN L623 FunctionHandler]: Unknown extern function nvram_write_byte [2022-12-14 18:04:43,946 WARN L623 FunctionHandler]: Unknown extern function nvram_sync [2022-12-14 18:04:43,948 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 18:04:43,948 WARN L623 FunctionHandler]: Unknown extern function nvram_get_size [2022-12-14 18:04:43,949 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 18:04:43,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:04:44,435 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:04:44,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44 WrapperNode [2022-12-14 18:04:44,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:04:44,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:04:44,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:04:44,437 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:04:44,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44" (1/1) ... [2022-12-14 18:04:44,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44" (1/1) ... [2022-12-14 18:04:44,564 INFO L138 Inliner]: procedures = 1368, calls = 1452, calls flagged for inlining = 115, calls inlined = 13, statements flattened = 271 [2022-12-14 18:04:44,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:04:44,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:04:44,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:04:44,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:04:44,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44" (1/1) ... [2022-12-14 18:04:44,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44" (1/1) ... [2022-12-14 18:04:44,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44" (1/1) ... [2022-12-14 18:04:44,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44" (1/1) ... [2022-12-14 18:04:44,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44" (1/1) ... [2022-12-14 18:04:44,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44" (1/1) ... [2022-12-14 18:04:44,613 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44" (1/1) ... [2022-12-14 18:04:44,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44" (1/1) ... [2022-12-14 18:04:44,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:04:44,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:04:44,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:04:44,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:04:44,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:44" (1/1) ... [2022-12-14 18:04:44,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:04:44,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:04:44,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:04:44,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:04:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 18:04:44,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 18:04:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 18:04:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 18:04:44,691 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2022-12-14 18:04:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:04:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:04:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:04:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 18:04:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 18:04:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 18:04:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 18:04:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 18:04:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:04:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure access_ok [2022-12-14 18:04:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure access_ok [2022-12-14 18:04:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2022-12-14 18:04:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2022-12-14 18:04:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 18:04:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:04:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 18:04:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 18:04:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 18:04:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-14 18:04:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 18:04:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 18:04:44,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 18:04:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-14 18:04:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 18:04:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 18:04:44,696 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 18:04:45,020 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:04:45,021 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:04:45,497 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:04:45,568 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:04:45,568 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 18:04:45,569 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L443 is neither atomic block end nor a sink node. [2022-12-14 18:04:45,570 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 18:04:45,574 INFO L158 Benchmark]: Toolchain (without parser) took 6294.75ms. Allocated memory was 92.3MB in the beginning and 268.4MB in the end (delta: 176.2MB). Free memory was 59.4MB in the beginning and 114.4MB in the end (delta: -55.0MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. [2022-12-14 18:04:45,574 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 32.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:04:45,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5157.20ms. Allocated memory was 92.3MB in the beginning and 268.4MB in the end (delta: 176.2MB). Free memory was 59.2MB in the beginning and 194.1MB in the end (delta: -134.9MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2022-12-14 18:04:45,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.64ms. Allocated memory is still 268.4MB. Free memory was 194.1MB in the beginning and 184.7MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 18:04:45,576 INFO L158 Benchmark]: Boogie Preprocessor took 59.60ms. Allocated memory is still 268.4MB. Free memory was 184.7MB in the beginning and 178.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 18:04:45,577 INFO L158 Benchmark]: RCFGBuilder took 946.08ms. Allocated memory is still 268.4MB. Free memory was 178.4MB in the beginning and 114.4MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-12-14 18:04:45,580 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 32.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5157.20ms. Allocated memory was 92.3MB in the beginning and 268.4MB in the end (delta: 176.2MB). Free memory was 59.2MB in the beginning and 194.1MB in the end (delta: -134.9MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.64ms. Allocated memory is still 268.4MB. Free memory was 194.1MB in the beginning and 184.7MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.60ms. Allocated memory is still 268.4MB. Free memory was 184.7MB in the beginning and 178.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 946.08ms. Allocated memory is still 268.4MB. Free memory was 178.4MB in the beginning and 114.4MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:04:45,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe75d43c-0e0d-4e77-9165-386b4e2f82cb/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?