./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.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_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/config/GemCutterReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c --- 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 [2022-12-13 07:02:21,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 07:02:21,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 07:02:21,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 07:02:21,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 07:02:21,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 07:02:21,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 07:02:21,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 07:02:21,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 07:02:21,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 07:02:21,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 07:02:21,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 07:02:21,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 07:02:21,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 07:02:21,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 07:02:21,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 07:02:21,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 07:02:21,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 07:02:21,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 07:02:21,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 07:02:21,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 07:02:21,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 07:02:21,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 07:02:21,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 07:02:21,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 07:02:21,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 07:02:21,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 07:02:21,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 07:02:21,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 07:02:21,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 07:02:21,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 07:02:21,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 07:02:21,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 07:02:21,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 07:02:21,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 07:02:21,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 07:02:21,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 07:02:21,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 07:02:21,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 07:02:21,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 07:02:21,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 07:02:21,394 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2022-12-13 07:02:21,413 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 07:02:21,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 07:02:21,414 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 07:02:21,414 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 07:02:21,414 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 07:02:21,415 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 07:02:21,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 07:02:21,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 07:02:21,415 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 07:02:21,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 07:02:21,416 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 07:02:21,416 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 07:02:21,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 07:02:21,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 07:02:21,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 07:02:21,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 07:02:21,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 07:02:21,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 07:02:21,417 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 07:02:21,417 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 07:02:21,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 07:02:21,418 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 07:02:21,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 07:02:21,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 07:02:21,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 07:02:21,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 07:02:21,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 07:02:21,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 07:02:21,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 07:02:21,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 07:02:21,419 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 07:02:21,419 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-12-13 07:02:21,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 07:02:21,420 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-13 07:02:21,420 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-12-13 07:02:21,420 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-12-13 07:02:21,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 07:02:21,420 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-12-13 07:02:21,420 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-12-13 07:02:21,421 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_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c [2022-12-13 07:02:21,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 07:02:21,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 07:02:21,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 07:02:21,626 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 07:02:21,627 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 07:02:21,628 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-13 07:02:24,215 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 07:02:24,609 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 07:02:24,609 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-13 07:02:24,635 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/data/121dd7d8e/c387c78541a34f77a0905a3b7a7ba9aa/FLAG64152d961 [2022-12-13 07:02:24,649 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/data/121dd7d8e/c387c78541a34f77a0905a3b7a7ba9aa [2022-12-13 07:02:24,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 07:02:24,653 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 07:02:24,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 07:02:24,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 07:02:24,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 07:02:24,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:02:24" (1/1) ... [2022-12-13 07:02:24,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5672df0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:24, skipping insertion in model container [2022-12-13 07:02:24,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:02:24" (1/1) ... [2022-12-13 07:02:24,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 07:02:24,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 07:02:25,289 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 07:02:25,373 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 07:02:25,379 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 07:02:25,381 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 07:02:25,418 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 07:02:25,426 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 07:02:25,430 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 07:02:25,465 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 07:02:25,466 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 07:02:25,475 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 07:02:25,476 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,617 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,618 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 07:02:25,618 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,619 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-13 07:02:25,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,620 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 07:02:25,621 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-13 07:02:25,622 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-13 07:02:25,625 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 07:02:25,625 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,626 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 07:02:25,626 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,627 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 07:02:25,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,629 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 07:02:25,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,636 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 07:02:25,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,644 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 07:02:25,646 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,646 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-13 07:02:25,647 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-13 07:02:25,648 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 07:02:25,648 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,649 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 07:02:25,651 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,652 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,653 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,654 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,658 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,658 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,660 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,662 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,663 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,664 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 07:02:25,666 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,672 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 07:02:25,673 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,673 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 07:02:25,674 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 07:02:25,675 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 07:02:25,679 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,680 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,681 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-13 07:02:25,685 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,688 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,699 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,700 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,701 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,702 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,703 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 07:02:25,704 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 07:02:25,705 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-13 07:02:25,705 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,707 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-13 07:02:25,708 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 07:02:25,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,710 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,711 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:25,711 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 07:02:25,712 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 07:02:25,712 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-13 07:02:25,804 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 07:02:25,805 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 07:02:25,808 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 07:02:25,809 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 07:02:25,813 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 07:02:25,857 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 07:02:25,857 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 07:02:25,958 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_aa0ba5e6-b084-460b-9374-9419b07b4fd6/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-12-13 07:02:26,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 07:02:26,270 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 07:02:26,376 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 07:02:26,382 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 07:02:26,383 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 07:02:26,384 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 07:02:26,386 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 07:02:26,386 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 07:02:26,387 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 07:02:26,388 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 07:02:26,389 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 07:02:26,390 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 07:02:26,390 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,394 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,396 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,398 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,399 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 07:02:26,399 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,400 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-13 07:02:26,400 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,400 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 07:02:26,401 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-13 07:02:26,401 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-13 07:02:26,402 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 07:02:26,402 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,403 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 07:02:26,403 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,404 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 07:02:26,404 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,405 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,405 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 07:02:26,406 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,408 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 07:02:26,408 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,408 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,410 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,410 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,410 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,410 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,411 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,412 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 07:02:26,413 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,413 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-13 07:02:26,413 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-13 07:02:26,414 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 07:02:26,414 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,415 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 07:02:26,415 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,416 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,416 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,417 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,418 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,418 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,419 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,420 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,420 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,421 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 07:02:26,422 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,425 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 07:02:26,425 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,425 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 07:02:26,426 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 07:02:26,428 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 07:02:26,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,430 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-13 07:02:26,431 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,432 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,435 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,437 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 07:02:26,438 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 07:02:26,438 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-13 07:02:26,438 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,439 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,439 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,440 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-13 07:02:26,440 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 07:02:26,441 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,441 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,442 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 07:02:26,442 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 07:02:26,442 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 07:02:26,443 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-13 07:02:26,458 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 07:02:26,458 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 07:02:26,462 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 07:02:26,462 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 07:02:26,465 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 07:02:26,467 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 07:02:26,467 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 07:02:26,473 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_aa0ba5e6-b084-460b-9374-9419b07b4fd6/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-12-13 07:02:26,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 07:02:26,531 INFO L208 MainTranslator]: Completed translation [2022-12-13 07:02:26,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26 WrapperNode [2022-12-13 07:02:26,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 07:02:26,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 07:02:26,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 07:02:26,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 07:02:26,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (1/1) ... [2022-12-13 07:02:26,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (1/1) ... [2022-12-13 07:02:26,717 INFO L138 Inliner]: procedures = 326, calls = 1240, calls flagged for inlining = 468, calls inlined = 783, statements flattened = 7164 [2022-12-13 07:02:26,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 07:02:26,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 07:02:26,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 07:02:26,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 07:02:26,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (1/1) ... [2022-12-13 07:02:26,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (1/1) ... [2022-12-13 07:02:26,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (1/1) ... [2022-12-13 07:02:26,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (1/1) ... [2022-12-13 07:02:26,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (1/1) ... [2022-12-13 07:02:26,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (1/1) ... [2022-12-13 07:02:26,860 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (1/1) ... [2022-12-13 07:02:26,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (1/1) ... [2022-12-13 07:02:26,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 07:02:26,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 07:02:26,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 07:02:26,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 07:02:26,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (1/1) ... [2022-12-13 07:02:26,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 07:02:26,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 07:02:26,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 07:02:26,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 07:02:26,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-12-13 07:02:26,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-12-13 07:02:26,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-12-13 07:02:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-12-13 07:02:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 07:02:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 07:02:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 07:02:26,954 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 07:02:27,357 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 07:02:27,359 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 07:02:31,605 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 07:02:31,644 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 07:02:31,644 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 07:02:31,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:02:31 BoogieIcfgContainer [2022-12-13 07:02:31,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 07:02:31,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 07:02:31,655 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 07:02:31,658 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 07:02:31,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:02:24" (1/3) ... [2022-12-13 07:02:31,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3440ff82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:02:31, skipping insertion in model container [2022-12-13 07:02:31,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:26" (2/3) ... [2022-12-13 07:02:31,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3440ff82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:02:31, skipping insertion in model container [2022-12-13 07:02:31,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:02:31" (3/3) ... [2022-12-13 07:02:31,661 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-13 07:02:31,669 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 07:02:31,679 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 07:02:31,679 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 562 error locations. [2022-12-13 07:02:31,679 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 07:02:32,557 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2022-12-13 07:02:32,715 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 07:02:32,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 07:02:32,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 07:02:32,716 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 07:02:32,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0ba5e6-b084-460b-9374-9419b07b4fd6/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-12-13 07:02:32,758 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 07:02:32,769 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ldv_random_allocationless_scenario_3Thread1of1ForFork1 ======== [2022-12-13 07:02:32,773 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5b35c9e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 07:02:32,773 INFO L358 AbstractCegarLoop]: Starting to check reachability of 160 error locations.