java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 15:12:39,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 15:12:39,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 15:12:39,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 15:12:39,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 15:12:39,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 15:12:39,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 15:12:39,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 15:12:39,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 15:12:39,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 15:12:39,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 15:12:39,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 15:12:39,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 15:12:39,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 15:12:39,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 15:12:39,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 15:12:39,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 15:12:39,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 15:12:39,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 15:12:39,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 15:12:39,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 15:12:39,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 15:12:39,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 15:12:39,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 15:12:39,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 15:12:39,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 15:12:39,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 15:12:39,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 15:12:39,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 15:12:39,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 15:12:39,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 15:12:39,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 15:12:39,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 15:12:39,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 15:12:39,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 15:12:39,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 15:12:39,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 15:12:39,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 15:12:39,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 15:12:39,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 15:12:39,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 15:12:39,429 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-06 15:12:39,457 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 15:12:39,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 15:12:39,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 15:12:39,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 15:12:39,459 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 15:12:39,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 15:12:39,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 15:12:39,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 15:12:39,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 15:12:39,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 15:12:39,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 15:12:39,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 15:12:39,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 15:12:39,460 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 15:12:39,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 15:12:39,461 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 15:12:39,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 15:12:39,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 15:12:39,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 15:12:39,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 15:12:39,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 15:12:39,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 15:12:39,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 15:12:39,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 15:12:39,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 15:12:39,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 15:12:39,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 15:12:39,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 15:12:39,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 15:12:39,507 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 15:12:39,519 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 15:12:39,522 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 15:12:39,524 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 15:12:39,525 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 15:12:39,526 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i [2019-09-06 15:12:39,611 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f82eaf3e2/4de2b01c577f4b338ba9f180149a39f1/FLAGf6414cc8f [2019-09-06 15:12:40,456 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 15:12:40,457 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i [2019-09-06 15:12:40,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f82eaf3e2/4de2b01c577f4b338ba9f180149a39f1/FLAGf6414cc8f [2019-09-06 15:12:40,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f82eaf3e2/4de2b01c577f4b338ba9f180149a39f1 [2019-09-06 15:12:40,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 15:12:40,955 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 15:12:40,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 15:12:40,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 15:12:40,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 15:12:40,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 03:12:40" (1/1) ... [2019-09-06 15:12:40,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15ebb4f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:12:40, skipping insertion in model container [2019-09-06 15:12:40,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 03:12:40" (1/1) ... [2019-09-06 15:12:40,975 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 15:12:41,091 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 15:12:42,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 15:12:42,724 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 15:12:43,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 15:12:43,334 INFO L192 MainTranslator]: Completed translation [2019-09-06 15:12:43,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:12:43 WrapperNode [2019-09-06 15:12:43,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 15:12:43,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 15:12:43,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 15:12:43,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 15:12:43,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:12:43" (1/1) ... [2019-09-06 15:12:43,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:12:43" (1/1) ... [2019-09-06 15:12:43,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:12:43" (1/1) ... [2019-09-06 15:12:43,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:12:43" (1/1) ... [2019-09-06 15:12:43,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:12:43" (1/1) ... [2019-09-06 15:12:43,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:12:43" (1/1) ... [2019-09-06 15:12:43,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:12:43" (1/1) ... [2019-09-06 15:12:43,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 15:12:43,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 15:12:43,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 15:12:43,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 15:12:43,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:12:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 15:12:43,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 15:12:43,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 15:12:43,740 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-06 15:12:43,740 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-06 15:12:43,740 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-06 15:12:43,740 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-06 15:12:43,740 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-06 15:12:43,741 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-06 15:12:43,741 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-06 15:12:43,741 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-09-06 15:12:43,741 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-06 15:12:43,741 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-06 15:12:43,742 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-06 15:12:43,742 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-06 15:12:43,742 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-06 15:12:43,742 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-06 15:12:43,742 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-06 15:12:43,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-06 15:12:43,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-06 15:12:43,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-06 15:12:43,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-06 15:12:43,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-06 15:12:43,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-06 15:12:43,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-06 15:12:43,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2019-09-06 15:12:43,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-06 15:12:43,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-06 15:12:43,744 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-06 15:12:43,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-06 15:12:43,745 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2019-09-06 15:12:43,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-06 15:12:43,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-06 15:12:43,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-06 15:12:43,745 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2019-09-06 15:12:43,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_read_interrupt_callback [2019-09-06 15:12:43,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_rx_can_msg [2019-09-06 15:12:43,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_rx_err [2019-09-06 15:12:43,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_read_bulk_callback [2019-09-06 15:12:43,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_write_bulk_callback [2019-09-06 15:12:43,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_command_msg [2019-09-06 15:12:43,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_write_mode [2019-09-06 15:12:43,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_control_cmd [2019-09-06 15:12:43,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_start [2019-09-06 15:12:43,747 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2019-09-06 15:12:43,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_open [2019-09-06 15:12:43,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_start_xmit [2019-09-06 15:12:43,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_close [2019-09-06 15:12:43,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_set_mode [2019-09-06 15:12:43,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_set_bittiming [2019-09-06 15:12:43,748 INFO L138 BoogieDeclarations]: Found implementation of procedure init_params_sja1000 [2019-09-06 15:12:43,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_probe [2019-09-06 15:12:43,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_disconnect [2019-09-06 15:12:43,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_init [2019-09-06 15:12:43,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_exit [2019-09-06 15:12:43,749 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-06 15:12:43,749 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-06 15:12:43,749 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 15:12:43,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-06 15:12:43,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-06 15:12:43,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-06 15:12:43,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-06 15:12:43,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-06 15:12:43,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-06 15:12:43,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-06 15:12:43,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-06 15:12:43,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-06 15:12:43,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-06 15:12:43,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-06 15:12:43,751 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-06 15:12:43,751 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_err_skb [2019-09-06 15:12:43,751 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_skb [2019-09-06 15:12:43,752 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2019-09-06 15:12:43,752 INFO L138 BoogieDeclarations]: Found implementation of procedure can_bus_off [2019-09-06 15:12:43,752 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2019-09-06 15:12:43,752 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_echo_skb [2019-09-06 15:12:43,752 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2019-09-06 15:12:43,753 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2019-09-06 15:12:43,753 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-06 15:12:43,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-06 15:12:43,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-06 15:12:43,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-06 15:12:43,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-06 15:12:43,754 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2019-09-06 15:12:43,754 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-09-06 15:12:43,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-06 15:12:43,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-06 15:12:43,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-06 15:12:43,754 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-09-06 15:12:43,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-06 15:12:43,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-06 15:12:43,755 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2019-09-06 15:12:43,755 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-06 15:12:43,755 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2019-09-06 15:12:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-06 15:12:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2019-09-06 15:12:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-09-06 15:12:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-06 15:12:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2019-09-06 15:12:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-06 15:12:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-06 15:12:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2019-09-06 15:12:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2019-09-06 15:12:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-06 15:12:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-06 15:12:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-06 15:12:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-06 15:12:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-06 15:12:43,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 15:12:43,758 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-06 15:12:43,758 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-06 15:12:43,758 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-06 15:12:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-06 15:12:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 15:12:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-06 15:12:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-06 15:12:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-06 15:12:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-06 15:12:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-06 15:12:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 15:12:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-06 15:12:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-09-06 15:12:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-06 15:12:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 15:12:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-06 15:12:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-06 15:12:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-06 15:12:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-06 15:12:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-06 15:12:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-06 15:12:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-06 15:12:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-06 15:12:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-06 15:12:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-06 15:12:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-06 15:12:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-06 15:12:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-06 15:12:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-06 15:12:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-09-06 15:12:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-06 15:12:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-06 15:12:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 15:12:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-06 15:12:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-06 15:12:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-06 15:12:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-06 15:12:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-06 15:12:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-06 15:12:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-06 15:12:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-06 15:12:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 15:12:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-06 15:12:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-06 15:12:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-06 15:12:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-06 15:12:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2019-09-06 15:12:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-09-06 15:12:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-06 15:12:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-06 15:12:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-06 15:12:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-06 15:12:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-06 15:12:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-06 15:12:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-06 15:12:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2019-09-06 15:12:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-06 15:12:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-06 15:12:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-06 15:12:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-06 15:12:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-06 15:12:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2019-09-06 15:12:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2019-09-06 15:12:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2019-09-06 15:12:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2019-09-06 15:12:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-06 15:12:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-06 15:12:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-09-06 15:12:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-06 15:12:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2019-09-06 15:12:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2019-09-06 15:12:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2019-09-06 15:12:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2019-09-06 15:12:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2019-09-06 15:12:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2019-09-06 15:12:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2019-09-06 15:12:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2019-09-06 15:12:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2019-09-06 15:12:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2019-09-06 15:12:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2019-09-06 15:12:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2019-09-06 15:12:43,771 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_read_interrupt_callback [2019-09-06 15:12:43,771 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_rx_can_msg [2019-09-06 15:12:43,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 15:12:43,771 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_rx_err [2019-09-06 15:12:43,771 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_read_bulk_callback [2019-09-06 15:12:43,771 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_write_bulk_callback [2019-09-06 15:12:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-06 15:12:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_command_msg [2019-09-06 15:12:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-06 15:12:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-06 15:12:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_write_mode [2019-09-06 15:12:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_control_cmd [2019-09-06 15:12:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_start [2019-09-06 15:12:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2019-09-06 15:12:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_open [2019-09-06 15:12:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_start_xmit [2019-09-06 15:12:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_close [2019-09-06 15:12:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_set_mode [2019-09-06 15:12:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_set_bittiming [2019-09-06 15:12:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure init_params_sja1000 [2019-09-06 15:12:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_probe [2019-09-06 15:12:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_disconnect [2019-09-06 15:12:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_init [2019-09-06 15:12:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_exit [2019-09-06 15:12:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-06 15:12:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-06 15:12:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-06 15:12:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 15:12:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 15:12:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-06 15:12:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-06 15:12:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-06 15:12:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-06 15:12:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-06 15:12:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 15:12:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 15:12:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 15:12:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-06 15:12:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 15:12:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-06 15:12:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-06 15:12:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-06 15:12:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-06 15:13:04,425 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-06 15:13:04,546 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume false; [2019-09-06 15:13:04,547 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !false; [2019-09-06 15:13:09,296 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-06 15:13:10,052 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-06 15:13:10,120 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2019-09-06 15:13:10,121 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2019-09-06 15:13:11,151 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-06 15:13:11,171 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-09-06 15:13:11,172 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-09-06 15:13:11,175 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-06 15:13:11,204 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume !false; [2019-09-06 15:13:11,204 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume false; [2019-09-06 15:13:11,322 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-06 15:21:08,936 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-09-06 15:21:08,937 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-09-06 15:21:09,180 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 15:21:09,181 INFO L283 CfgBuilder]: Removed 18 assume(true) statements. [2019-09-06 15:21:09,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 03:21:09 BoogieIcfgContainer [2019-09-06 15:21:09,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 15:21:09,184 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 15:21:09,184 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 15:21:09,184 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 15:21:09,185 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 03:21:09" (1/1) ... [2019-09-06 15:21:09,186 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 15:21:09,221 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 15:21:09,225 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 15:21:09,240 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 15:21:09,253 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 15:21:09,255 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 15:21:09,449 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 170 for LOIs [2019-09-06 15:21:10,737 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 15:21:12,129 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-09-06 15:21:12,223 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 13122 conjuctions. This might take some time... [2019-09-06 15:21:37,094 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-06 15:21:37,179 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 15:21:37,242 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 15:21:37,258 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 15:21:37,274 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 15:21:38,234 WARN L188 SmtUtils]: Spent 910.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2019-09-06 15:21:39,119 WARN L188 SmtUtils]: Spent 882.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-06 15:21:39,502 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.AssertionError: no XNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:273) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostconditionCall(PredicateTransformer.java:157) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.postCall(SymbolicTools.java:129) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:228) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.InterpretCallSummarizer.summarize(InterpretCallSummarizer.java:60) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.ReUseSupersetCallSummarizer.lambda$2(ReUseSupersetCallSummarizer.java:69) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.SummaryCache.reUseOrCompute(SummaryCache.java:72) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.ReUseSupersetCallSummarizer.summarize(ReUseSupersetCallSummarizer.java:68) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.InterpretCallSummarizer.summarize(InterpretCallSummarizer.java:60) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.ReUseSupersetCallSummarizer.lambda$2(ReUseSupersetCallSummarizer.java:69) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.SummaryCache.reUseOrCompute(SummaryCache.java:72) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.ReUseSupersetCallSummarizer.summarize(ReUseSupersetCallSummarizer.java:68) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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:156) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-06 15:21:39,507 INFO L168 Benchmark]: Toolchain (without parser) took 538552.86 ms. Allocated memory was 131.6 MB in the beginning and 436.2 MB in the end (delta: 304.6 MB). Free memory was 77.8 MB in the beginning and 238.3 MB in the end (delta: -160.5 MB). Peak memory consumption was 281.2 MB. Max. memory is 7.1 GB. [2019-09-06 15:21:39,507 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-06 15:21:39,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2377.50 ms. Allocated memory was 131.6 MB in the beginning and 276.8 MB in the end (delta: 145.2 MB). Free memory was 77.5 MB in the beginning and 143.9 MB in the end (delta: -66.3 MB). Peak memory consumption was 118.3 MB. Max. memory is 7.1 GB. [2019-09-06 15:21:39,508 INFO L168 Benchmark]: Boogie Preprocessor took 337.69 ms. Allocated memory is still 276.8 MB. Free memory was 143.9 MB in the beginning and 115.8 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-09-06 15:21:39,509 INFO L168 Benchmark]: RCFGBuilder took 505509.70 ms. Allocated memory was 276.8 MB in the beginning and 331.4 MB in the end (delta: 54.5 MB). Free memory was 115.8 MB in the beginning and 233.7 MB in the end (delta: -117.9 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2019-09-06 15:21:39,509 INFO L168 Benchmark]: Sifa took 30321.66 ms. Allocated memory was 331.4 MB in the beginning and 436.2 MB in the end (delta: 104.9 MB). Free memory was 233.7 MB in the beginning and 238.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 237.4 MB. Max. memory is 7.1 GB. [2019-09-06 15:21:39,512 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2377.50 ms. Allocated memory was 131.6 MB in the beginning and 276.8 MB in the end (delta: 145.2 MB). Free memory was 77.5 MB in the beginning and 143.9 MB in the end (delta: -66.3 MB). Peak memory consumption was 118.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 337.69 ms. Allocated memory is still 276.8 MB. Free memory was 143.9 MB in the beginning and 115.8 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 505509.70 ms. Allocated memory was 276.8 MB in the beginning and 331.4 MB in the end (delta: 54.5 MB). Free memory was 115.8 MB in the beginning and 233.7 MB in the end (delta: -117.9 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Sifa took 30321.66 ms. Allocated memory was 331.4 MB in the beginning and 436.2 MB in the end (delta: 104.9 MB). Free memory was 233.7 MB in the beginning and 238.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 237.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: AssertionError: no XNF de.uni_freiburg.informatik.ultimate.plugins.sifa: AssertionError: no XNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...