./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-paride-pt.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-paride-pt.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 671af7025688a85dc58586e59527b3b4b3d5de3bc6e704e61fc885445c7de2bb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:47:58,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:47:58,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-11 23:47:58,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:47:58,511 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:47:58,536 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:47:58,538 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:47:58,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:47:58,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:47:58,540 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:47:58,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:47:58,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:47:58,541 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:47:58,542 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:47:58,543 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:47:58,543 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:47:58,544 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:47:58,544 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:47:58,545 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:47:58,546 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:47:58,546 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:47:58,547 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:47:58,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:58,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:47:58,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:47:58,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:47:58,550 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:47:58,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:47:58,551 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:47:58,552 INFO L153 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_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 671af7025688a85dc58586e59527b3b4b3d5de3bc6e704e61fc885445c7de2bb [2023-11-11 23:47:58,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:47:58,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:47:58,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:47:58,827 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:47:58,828 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:47:58,829 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-paride-pt.ko.cil.out.i [2023-11-11 23:48:02,033 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:48:02,520 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:48:02,521 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-paride-pt.ko.cil.out.i [2023-11-11 23:48:02,561 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/data/ce3cadadc/9dc5d006238b497e8602e523d433f5dd/FLAG53579d942 [2023-11-11 23:48:02,579 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/data/ce3cadadc/9dc5d006238b497e8602e523d433f5dd [2023-11-11 23:48:02,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:48:02,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:48:02,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:02,593 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:48:02,598 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:48:02,602 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:02" (1/1) ... [2023-11-11 23:48:02,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@743fd547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:02, skipping insertion in model container [2023-11-11 23:48:02,603 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:02" (1/1) ... [2023-11-11 23:48:02,732 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:48:03,771 WARN L240 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_05a46d31-598d-434c-b21b-f09194d39c8e/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-paride-pt.ko.cil.out.i[119206,119219] [2023-11-11 23:48:03,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:03,852 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:48:03,931 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; incl %0": "+m" (v->counter)); [2839] [2023-11-11 23:48:03,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [2846-2847] [2023-11-11 23:48:04,092 WARN L240 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_05a46d31-598d-434c-b21b-f09194d39c8e/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-paride-pt.ko.cil.out.i[119206,119219] [2023-11-11 23:48:04,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:04,154 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:48:04,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04 WrapperNode [2023-11-11 23:48:04,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:04,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:04,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:48:04,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:48:04,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,237 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,307 INFO L138 Inliner]: procedures = 103, calls = 762, calls flagged for inlining = 33, calls inlined = 31, statements flattened = 1916 [2023-11-11 23:48:04,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:04,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:48:04,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:48:04,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:48:04,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,353 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,354 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,523 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,534 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,552 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:48:04,553 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:48:04,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:48:04,554 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:48:04,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:04" (1/1) ... [2023-11-11 23:48:04,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:04,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:48:04,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:48:04,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a46d31-598d-434c-b21b-f09194d39c8e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:48:04,636 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2023-11-11 23:48:04,636 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2023-11-11 23:48:04,636 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2023-11-11 23:48:04,636 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2023-11-11 23:48:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2023-11-11 23:48:04,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2023-11-11 23:48:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2023-11-11 23:48:04,638 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2023-11-11 23:48:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2023-11-11 23:48:04,639 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2023-11-11 23:48:04,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:48:04,639 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2023-11-11 23:48:04,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2023-11-11 23:48:04,639 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2023-11-11 23:48:04,640 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2023-11-11 23:48:04,640 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2023-11-11 23:48:04,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2023-11-11 23:48:04,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-11 23:48:04,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-11 23:48:04,640 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2023-11-11 23:48:04,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2023-11-11 23:48:04,642 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2023-11-11 23:48:04,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2023-11-11 23:48:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2023-11-11 23:48:04,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2023-11-11 23:48:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:48:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-11 23:48:04,643 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-11 23:48:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-11 23:48:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-11 23:48:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:48:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2023-11-11 23:48:04,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2023-11-11 23:48:04,645 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2023-11-11 23:48:04,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2023-11-11 23:48:04,645 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2023-11-11 23:48:04,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2023-11-11 23:48:04,645 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-11 23:48:04,646 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-11 23:48:04,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:48:04,647 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-11 23:48:04,647 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-11 23:48:04,648 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-11 23:48:04,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-11 23:48:04,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:48:04,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:48:04,648 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2023-11-11 23:48:04,649 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2023-11-11 23:48:04,649 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2023-11-11 23:48:04,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2023-11-11 23:48:04,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:48:04,649 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2023-11-11 23:48:04,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2023-11-11 23:48:04,650 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2023-11-11 23:48:04,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2023-11-11 23:48:04,650 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-11-11 23:48:04,650 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-11-11 23:48:04,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-11-11 23:48:04,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-11-11 23:48:04,651 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2023-11-11 23:48:04,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2023-11-11 23:48:04,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:48:04,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-11 23:48:04,652 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2023-11-11 23:48:04,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2023-11-11 23:48:04,652 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2023-11-11 23:48:04,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2023-11-11 23:48:04,652 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-11 23:48:04,652 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-11 23:48:04,652 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-11 23:48:04,653 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-11 23:48:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2023-11-11 23:48:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2023-11-11 23:48:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2023-11-11 23:48:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2023-11-11 23:48:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2023-11-11 23:48:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2023-11-11 23:48:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-11 23:48:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-11 23:48:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2023-11-11 23:48:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2023-11-11 23:48:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:48:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2023-11-11 23:48:04,657 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2023-11-11 23:48:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2023-11-11 23:48:04,657 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2023-11-11 23:48:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2023-11-11 23:48:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2023-11-11 23:48:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-11 23:48:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-11 23:48:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:48:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:48:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2023-11-11 23:48:04,659 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2023-11-11 23:48:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-11 23:48:04,659 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-11 23:48:05,022 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:48:05,025 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:48:22,962 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:48:22,989 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:48:22,989 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:48:24,895 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !false; [2023-11-11 23:48:24,895 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##66: assume false; [2023-11-11 23:48:24,895 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##349: assume !false;call ULTIMATE.dealloc(pt_ioctl_~#mtop~0#1.base, pt_ioctl_~#mtop~0#1.offset);havoc pt_ioctl_~#mtop~0#1.base, pt_ioctl_~#mtop~0#1.offset; [2023-11-11 23:48:24,895 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##348: assume false; [2023-11-11 23:48:24,895 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##357: assume !false; [2023-11-11 23:48:24,896 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##356: assume false; [2023-11-11 23:48:24,982 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:48:25,854 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:48:25,855 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-11 23:48:25,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:25 BoogieIcfgContainer [2023-11-11 23:48:25,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:48:25,860 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:48:25,860 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:48:25,870 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:48:25,870 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:25" (1/1) ... [2023-11-11 23:48:25,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:48:25,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:25,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 584 states and 854 transitions. [2023-11-11 23:48:25,960 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 854 transitions. [2023-11-11 23:48:25,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:48:25,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:25,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:26,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 583 states and 851 transitions. [2023-11-11 23:48:26,583 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 851 transitions. [2023-11-11 23:48:26,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:48:26,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:26,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:26,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:27,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:27,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 584 states and 853 transitions. [2023-11-11 23:48:27,184 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 853 transitions. [2023-11-11 23:48:27,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:48:27,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:27,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:48:28,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:28,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 590 states and 865 transitions. [2023-11-11 23:48:28,730 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 865 transitions. [2023-11-11 23:48:28,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:48:28,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:28,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:28,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:29,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:29,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 594 states and 875 transitions. [2023-11-11 23:48:29,885 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 875 transitions. [2023-11-11 23:48:29,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:48:29,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:29,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:30,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:30,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 599 states and 887 transitions. [2023-11-11 23:48:30,625 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 887 transitions. [2023-11-11 23:48:30,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:48:30,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:30,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:30,814 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:33,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:33,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 613 states and 918 transitions. [2023-11-11 23:48:33,538 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 918 transitions. [2023-11-11 23:48:33,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:48:33,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:33,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:33,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:33,682 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:34,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 619 states and 932 transitions. [2023-11-11 23:48:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 932 transitions. [2023-11-11 23:48:34,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:48:34,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:34,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:34,959 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:36,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 626 states and 946 transitions. [2023-11-11 23:48:36,519 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 946 transitions. [2023-11-11 23:48:36,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:48:36,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:36,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:36,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:39,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:39,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 648 states and 993 transitions. [2023-11-11 23:48:39,991 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 993 transitions. [2023-11-11 23:48:39,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:48:39,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:39,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:40,134 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:41,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:41,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 654 states and 1007 transitions. [2023-11-11 23:48:41,355 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1007 transitions. [2023-11-11 23:48:41,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:48:41,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:41,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:41,503 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:43,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:43,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 661 states and 1021 transitions. [2023-11-11 23:48:43,434 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1021 transitions. [2023-11-11 23:48:43,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:48:43,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:43,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:43,581 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-11 23:48:44,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:44,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 662 states and 1021 transitions. [2023-11-11 23:48:44,091 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1021 transitions. [2023-11-11 23:48:44,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:48:44,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:44,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:44,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:45,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:45,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 664 states and 1024 transitions. [2023-11-11 23:48:45,026 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1024 transitions. [2023-11-11 23:48:45,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:48:45,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:45,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:45,191 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-11 23:48:45,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:45,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 665 states and 1024 transitions. [2023-11-11 23:48:45,501 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1024 transitions. [2023-11-11 23:48:45,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:48:45,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:45,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:45,865 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:48:46,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:46,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 667 states and 1026 transitions. [2023-11-11 23:48:46,897 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1026 transitions. [2023-11-11 23:48:46,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:48:46,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:46,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:47,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:47,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:47,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 668 states and 1028 transitions. [2023-11-11 23:48:47,363 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1028 transitions. [2023-11-11 23:48:47,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:48:47,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:47,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:47,695 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:48,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 671 states and 1034 transitions. [2023-11-11 23:48:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1034 transitions. [2023-11-11 23:48:48,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:48:48,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:48,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:48,344 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:48:48,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:48,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 672 states and 1036 transitions. [2023-11-11 23:48:48,379 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1036 transitions. [2023-11-11 23:48:48,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:48:48,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:48,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:48,518 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-11 23:48:50,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:50,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 689 states and 1079 transitions. [2023-11-11 23:48:50,473 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1079 transitions. [2023-11-11 23:48:50,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:48:50,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:50,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:50,659 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-11 23:48:50,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:50,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 691 states and 1081 transitions. [2023-11-11 23:48:50,691 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1081 transitions. [2023-11-11 23:48:50,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:48:50,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:50,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:50,924 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:48:50,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:50,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 695 states and 1086 transitions. [2023-11-11 23:48:50,980 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1086 transitions. [2023-11-11 23:48:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-11 23:48:50,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:50,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:51,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:52,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:52,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 697 states and 1089 transitions. [2023-11-11 23:48:52,080 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1089 transitions. [2023-11-11 23:48:52,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:48:52,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:52,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:52,478 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked.