./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:57:21,204 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:57:21,321 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:57:21,333 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:57:21,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:57:21,373 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:57:21,374 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:57:21,375 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:57:21,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:57:21,384 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:57:21,386 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:57:21,386 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:57:21,387 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:57:21,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:57:21,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:57:21,391 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:57:21,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:57:21,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:57:21,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:57:21,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:57:21,394 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:57:21,394 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:57:21,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:57:21,396 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:57:21,397 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:57:21,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:57:21,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:57:21,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:57:21,399 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:57:21,400 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:57:21,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:57:21,402 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:57:21,402 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:57:21,402 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:57:21,403 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:57:21,403 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:57:21,403 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2023-11-19 07:57:21,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:57:21,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:57:21,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:57:21,717 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:57:21,721 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:57:21,722 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2023-11-19 07:57:24,958 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:57:25,475 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:57:25,477 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2023-11-19 07:57:25,512 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/data/2e0312a10/eb641921bcb94e38b9831467d44f32f9/FLAGda27daa60 [2023-11-19 07:57:25,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/data/2e0312a10/eb641921bcb94e38b9831467d44f32f9 [2023-11-19 07:57:25,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:57:25,541 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:57:25,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:57:25,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:57:25,554 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:57:25,555 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:57:25" (1/1) ... [2023-11-19 07:57:25,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@455dc99b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:25, skipping insertion in model container [2023-11-19 07:57:25,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:57:25" (1/1) ... [2023-11-19 07:57:25,653 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:57:26,114 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2023-11-19 07:57:26,115 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2023-11-19 07:57:26,212 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_2a6f79fa-02c1-4a79-975d-4182d49faa45/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i[74571,74584] [2023-11-19 07:57:26,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:57:26,514 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:57:26,633 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2023-11-19 07:57:26,633 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2023-11-19 07:57:26,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2477] [2023-11-19 07:57:26,647 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_2a6f79fa-02c1-4a79-975d-4182d49faa45/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i[74571,74584] [2023-11-19 07:57:26,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:57:26,778 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:57:26,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26 WrapperNode [2023-11-19 07:57:26,780 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:57:26,781 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:57:26,782 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:57:26,782 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:57:26,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (1/1) ... [2023-11-19 07:57:26,830 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (1/1) ... [2023-11-19 07:57:26,930 INFO L138 Inliner]: procedures = 76, calls = 206, calls flagged for inlining = 33, calls inlined = 29, statements flattened = 584 [2023-11-19 07:57:26,932 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:57:26,933 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:57:26,933 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:57:26,933 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:57:26,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (1/1) ... [2023-11-19 07:57:26,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (1/1) ... [2023-11-19 07:57:26,972 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (1/1) ... [2023-11-19 07:57:26,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (1/1) ... [2023-11-19 07:57:27,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (1/1) ... [2023-11-19 07:57:27,043 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (1/1) ... [2023-11-19 07:57:27,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (1/1) ... [2023-11-19 07:57:27,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (1/1) ... [2023-11-19 07:57:27,085 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:57:27,086 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:57:27,086 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:57:27,087 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:57:27,087 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (1/1) ... [2023-11-19 07:57:27,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:57:27,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:57:27,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:57:27,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:57:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:57:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2023-11-19 07:57:27,236 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2023-11-19 07:57:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:57:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:57:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:57:27,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:57:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:57:27,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:57:27,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:57:27,239 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:57:27,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:57:27,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:57:27,241 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2023-11-19 07:57:27,241 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2023-11-19 07:57:27,241 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2023-11-19 07:57:27,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2023-11-19 07:57:27,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:57:27,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:57:27,242 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2023-11-19 07:57:27,242 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2023-11-19 07:57:27,242 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:57:27,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:57:27,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:57:27,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:57:27,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:57:27,244 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:57:27,244 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:57:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:57:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:57:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:57:27,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:57:27,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:57:27,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:57:27,571 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:57:27,577 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:57:27,753 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:57:28,365 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:57:28,381 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:57:28,382 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:57:28,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:57:28 BoogieIcfgContainer [2023-11-19 07:57:28,386 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:57:28,389 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:57:28,389 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:57:28,392 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:57:28,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:57:25" (1/3) ... [2023-11-19 07:57:28,394 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f332fb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:57:28, skipping insertion in model container [2023-11-19 07:57:28,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:26" (2/3) ... [2023-11-19 07:57:28,394 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f332fb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:57:28, skipping insertion in model container [2023-11-19 07:57:28,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:57:28" (3/3) ... [2023-11-19 07:57:28,396 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2023-11-19 07:57:28,414 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:57:28,414 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:57:28,470 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:57:28,477 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@65a55876, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:57:28,477 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:57:28,482 INFO L276 IsEmpty]: Start isEmpty. Operand has 156 states, 121 states have (on average 1.3305785123966942) internal successors, (161), 126 states have internal predecessors, (161), 23 states have call successors, (23), 11 states have call predecessors, (23), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-19 07:57:28,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 07:57:28,494 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:57:28,495 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:57:28,495 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:57:28,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:57:28,501 INFO L85 PathProgramCache]: Analyzing trace with hash -1138879347, now seen corresponding path program 1 times [2023-11-19 07:57:28,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:57:28,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108201342] [2023-11-19 07:57:28,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:57:28,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:57:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:29,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:57:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:29,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 07:57:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:29,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:57:29,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:57:29,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108201342] [2023-11-19 07:57:29,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108201342] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:57:29,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:57:29,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:57:29,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907701077] [2023-11-19 07:57:29,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:57:29,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:57:29,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:57:29,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:57:29,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:57:29,207 INFO L87 Difference]: Start difference. First operand has 156 states, 121 states have (on average 1.3305785123966942) internal successors, (161), 126 states have internal predecessors, (161), 23 states have call successors, (23), 11 states have call predecessors, (23), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 07:57:29,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:57:29,590 INFO L93 Difference]: Finished difference Result 321 states and 425 transitions. [2023-11-19 07:57:29,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:57:29,593 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2023-11-19 07:57:29,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:57:29,603 INFO L225 Difference]: With dead ends: 321 [2023-11-19 07:57:29,604 INFO L226 Difference]: Without dead ends: 147 [2023-11-19 07:57:29,608 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:57:29,611 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 82 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:57:29,612 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 407 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:57:29,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2023-11-19 07:57:29,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 143. [2023-11-19 07:57:29,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 123 states have (on average 1.3089430894308942) internal successors, (161), 123 states have internal predecessors, (161), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 07:57:29,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 184 transitions. [2023-11-19 07:57:29,663 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 184 transitions. Word has length 38 [2023-11-19 07:57:29,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:57:29,664 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 184 transitions. [2023-11-19 07:57:29,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 07:57:29,664 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 184 transitions. [2023-11-19 07:57:29,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 07:57:29,668 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:57:29,668 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:57:29,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:57:29,669 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:57:29,669 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:57:29,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1090240605, now seen corresponding path program 1 times [2023-11-19 07:57:29,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:57:29,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328115943] [2023-11-19 07:57:29,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:57:29,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:57:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:29,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:57:29,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:29,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-19 07:57:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:29,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:57:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:29,885 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 07:57:29,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:57:29,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328115943] [2023-11-19 07:57:29,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328115943] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:57:29,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:57:29,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:57:29,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243656434] [2023-11-19 07:57:29,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:57:29,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:57:29,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:57:29,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:57:29,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:57:29,891 INFO L87 Difference]: Start difference. First operand 143 states and 184 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-19 07:57:30,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:57:30,095 INFO L93 Difference]: Finished difference Result 151 states and 192 transitions. [2023-11-19 07:57:30,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:57:30,096 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 56 [2023-11-19 07:57:30,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:57:30,098 INFO L225 Difference]: With dead ends: 151 [2023-11-19 07:57:30,098 INFO L226 Difference]: Without dead ends: 148 [2023-11-19 07:57:30,099 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:57:30,100 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 16 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:57:30,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 354 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:57:30,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-11-19 07:57:30,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 144. [2023-11-19 07:57:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 124 states have (on average 1.3064516129032258) internal successors, (162), 124 states have internal predecessors, (162), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 07:57:30,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 185 transitions. [2023-11-19 07:57:30,120 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 185 transitions. Word has length 56 [2023-11-19 07:57:30,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:57:30,124 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 185 transitions. [2023-11-19 07:57:30,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-19 07:57:30,125 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 185 transitions. [2023-11-19 07:57:30,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 07:57:30,134 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:57:30,135 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:57:30,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:57:30,136 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:57:30,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:57:30,140 INFO L85 PathProgramCache]: Analyzing trace with hash -213403150, now seen corresponding path program 1 times [2023-11-19 07:57:30,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:57:30,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259121961] [2023-11-19 07:57:30,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:57:30,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:57:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:30,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:57:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:30,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-19 07:57:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:30,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:57:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:30,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 07:57:30,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:57:30,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259121961] [2023-11-19 07:57:30,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259121961] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:57:30,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:57:30,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:57:30,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708173009] [2023-11-19 07:57:30,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:57:30,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:57:30,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:57:30,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:57:30,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:57:30,503 INFO L87 Difference]: Start difference. First operand 144 states and 185 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-19 07:57:30,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:57:30,694 INFO L93 Difference]: Finished difference Result 269 states and 348 transitions. [2023-11-19 07:57:30,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:57:30,695 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 58 [2023-11-19 07:57:30,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:57:30,696 INFO L225 Difference]: With dead ends: 269 [2023-11-19 07:57:30,696 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 07:57:30,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:57:30,707 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 111 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:57:30,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 330 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:57:30,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 07:57:30,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 07:57:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:57:30,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 07:57:30,711 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2023-11-19 07:57:30,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:57:30,712 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:57:30,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-19 07:57:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 07:57:30,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 07:57:30,716 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:57:30,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:57:30,719 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-19 07:57:30,804 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestEXIT(lines 2662 2675) no Hoare annotation was computed. [2023-11-19 07:57:30,804 INFO L899 garLoopResultBuilder]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2023-11-19 07:57:30,804 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2662 2675) the Hoare annotation is: true [2023-11-19 07:57:30,804 INFO L899 garLoopResultBuilder]: For program point __hid_request_returnLabel#1(lines 3076 3078) no Hoare annotation was computed. [2023-11-19 07:57:30,805 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestFINAL(lines 2662 2675) no Hoare annotation was computed. [2023-11-19 07:57:30,805 INFO L899 garLoopResultBuilder]: For program point hid_hw_stopFINAL(lines 2639 2646) no Hoare annotation was computed. [2023-11-19 07:57:30,805 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2639 2646) the Hoare annotation is: true [2023-11-19 07:57:30,805 INFO L899 garLoopResultBuilder]: For program point hid_disconnect_returnLabel#1(lines 3095 3097) no Hoare annotation was computed. [2023-11-19 07:57:30,805 INFO L899 garLoopResultBuilder]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2023-11-19 07:57:30,805 INFO L899 garLoopResultBuilder]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2023-11-19 07:57:30,805 INFO L902 garLoopResultBuilder]: At program point L2643(line 2643) the Hoare annotation is: true [2023-11-19 07:57:30,806 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2499 2501) the Hoare annotation is: true [2023-11-19 07:57:30,806 INFO L899 garLoopResultBuilder]: For program point L2500(line 2500) no Hoare annotation was computed. [2023-11-19 07:57:30,806 INFO L899 garLoopResultBuilder]: For program point L2500-2(lines 2499 2501) no Hoare annotation was computed. [2023-11-19 07:57:30,806 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2499 2501) no Hoare annotation was computed. [2023-11-19 07:57:30,806 INFO L899 garLoopResultBuilder]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2023-11-19 07:57:30,806 INFO L899 garLoopResultBuilder]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2023-11-19 07:57:30,806 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2655 2661) the Hoare annotation is: true [2023-11-19 07:57:30,807 INFO L899 garLoopResultBuilder]: For program point hid_hw_closeFINAL(lines 2655 2661) no Hoare annotation was computed. [2023-11-19 07:57:30,807 INFO L902 garLoopResultBuilder]: At program point L2658(line 2658) the Hoare annotation is: true [2023-11-19 07:57:30,807 INFO L899 garLoopResultBuilder]: For program point dev_errFINAL(lines 3084 3086) no Hoare annotation was computed. [2023-11-19 07:57:30,807 INFO L899 garLoopResultBuilder]: For program point dev_errEXIT(lines 3084 3086) no Hoare annotation was computed. [2023-11-19 07:57:30,807 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3084 3086) the Hoare annotation is: true [2023-11-19 07:57:30,807 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 2552 2558) no Hoare annotation was computed. [2023-11-19 07:57:30,807 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 2552 2558) the Hoare annotation is: true [2023-11-19 07:57:30,808 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2023-11-19 07:57:30,808 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2552 2558) no Hoare annotation was computed. [2023-11-19 07:57:30,808 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2023-11-19 07:57:30,808 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2023-11-19 07:57:30,808 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2023-11-19 07:57:30,808 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-19 07:57:30,809 INFO L899 garLoopResultBuilder]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2023-11-19 07:57:30,809 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-19 07:57:30,809 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2519 2535) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2023-11-19 07:57:30,809 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 2519 2535) no Hoare annotation was computed. [2023-11-19 07:57:30,809 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 2519 2535) no Hoare annotation was computed. [2023-11-19 07:57:30,809 INFO L899 garLoopResultBuilder]: For program point L2531-1(line 2531) no Hoare annotation was computed. [2023-11-19 07:57:30,810 INFO L902 garLoopResultBuilder]: At program point L2531(line 2531) the Hoare annotation is: true [2023-11-19 07:57:30,810 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 2559 2565) the Hoare annotation is: true [2023-11-19 07:57:30,810 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2559 2565) no Hoare annotation was computed. [2023-11-19 07:57:30,810 INFO L899 garLoopResultBuilder]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2023-11-19 07:57:30,810 INFO L899 garLoopResultBuilder]: For program point ldv_initialize_returnLabel#1(lines 3115 3117) no Hoare annotation was computed. [2023-11-19 07:57:30,810 INFO L899 garLoopResultBuilder]: For program point __hid_register_driver_returnLabel#1(lines 3073 3075) no Hoare annotation was computed. [2023-11-19 07:57:30,810 INFO L899 garLoopResultBuilder]: For program point hid_parse_returnLabel#1(lines 2612 2619) no Hoare annotation was computed. [2023-11-19 07:57:30,811 INFO L899 garLoopResultBuilder]: For program point L2926(line 2926) no Hoare annotation was computed. [2023-11-19 07:57:30,811 INFO L899 garLoopResultBuilder]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2023-11-19 07:57:30,811 INFO L902 garLoopResultBuilder]: At program point L2844(line 2844) the Hoare annotation is: true [2023-11-19 07:57:30,811 INFO L899 garLoopResultBuilder]: For program point L2844-1(line 2844) no Hoare annotation was computed. [2023-11-19 07:57:30,811 INFO L899 garLoopResultBuilder]: For program point set_bit_returnLabel#1(lines 2474 2480) no Hoare annotation was computed. [2023-11-19 07:57:30,811 INFO L899 garLoopResultBuilder]: For program point ax_driver_exit_returnLabel#1(lines 2885 2891) no Hoare annotation was computed. [2023-11-19 07:57:30,812 INFO L899 garLoopResultBuilder]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2023-11-19 07:57:30,812 INFO L899 garLoopResultBuilder]: For program point ax_probe_returnLabel#1(lines 2807 2851) no Hoare annotation was computed. [2023-11-19 07:57:30,812 INFO L899 garLoopResultBuilder]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2023-11-19 07:57:30,812 INFO L902 garLoopResultBuilder]: At program point L2845(line 2845) the Hoare annotation is: true [2023-11-19 07:57:30,812 INFO L899 garLoopResultBuilder]: For program point L3126(lines 3126 3128) no Hoare annotation was computed. [2023-11-19 07:57:30,813 INFO L899 garLoopResultBuilder]: For program point L3011(line 3011) no Hoare annotation was computed. [2023-11-19 07:57:30,813 INFO L899 garLoopResultBuilder]: For program point L3011-2(line 3011) no Hoare annotation was computed. [2023-11-19 07:57:30,813 INFO L899 garLoopResultBuilder]: For program point L2945(line 2945) no Hoare annotation was computed. [2023-11-19 07:57:30,813 INFO L899 garLoopResultBuilder]: For program point L3011-4(line 3011) no Hoare annotation was computed. [2023-11-19 07:57:30,813 INFO L899 garLoopResultBuilder]: For program point L2780(line 2780) no Hoare annotation was computed. [2023-11-19 07:57:30,813 INFO L899 garLoopResultBuilder]: For program point L3011-7(lines 3011 3014) no Hoare annotation was computed. [2023-11-19 07:57:30,814 INFO L899 garLoopResultBuilder]: For program point L3011-6(line 3011) no Hoare annotation was computed. [2023-11-19 07:57:30,814 INFO L899 garLoopResultBuilder]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2023-11-19 07:57:30,814 INFO L899 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2023-11-19 07:57:30,814 INFO L899 garLoopResultBuilder]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2023-11-19 07:57:30,814 INFO L899 garLoopResultBuilder]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2023-11-19 07:57:30,815 INFO L902 garLoopResultBuilder]: At program point L2946(line 2946) the Hoare annotation is: true [2023-11-19 07:57:30,815 INFO L899 garLoopResultBuilder]: For program point L2913-1(line 2913) no Hoare annotation was computed. [2023-11-19 07:57:30,815 INFO L895 garLoopResultBuilder]: At program point L2913(line 2913) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2023-11-19 07:57:30,815 INFO L899 garLoopResultBuilder]: For program point L2781-1(lines 2781 2782) no Hoare annotation was computed. [2023-11-19 07:57:30,815 INFO L895 garLoopResultBuilder]: At program point L2781(lines 2781 2782) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 07:57:30,816 INFO L899 garLoopResultBuilder]: For program point axff_init_ldv_22749#1(lines 2746 2805) no Hoare annotation was computed. [2023-11-19 07:57:30,816 INFO L899 garLoopResultBuilder]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2023-11-19 07:57:30,816 INFO L899 garLoopResultBuilder]: For program point axff_init_ldv_22752#1(lines 2746 2805) no Hoare annotation was computed. [2023-11-19 07:57:30,816 INFO L899 garLoopResultBuilder]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2023-11-19 07:57:30,816 INFO L899 garLoopResultBuilder]: For program point axff_init_returnLabel#1(lines 2731 2806) no Hoare annotation was computed. [2023-11-19 07:57:30,817 INFO L902 garLoopResultBuilder]: At program point L2633(line 2633) the Hoare annotation is: true [2023-11-19 07:57:30,817 INFO L899 garLoopResultBuilder]: For program point input_ff_create_memless_returnLabel#1(lines 3106 3108) no Hoare annotation was computed. [2023-11-19 07:57:30,817 INFO L899 garLoopResultBuilder]: For program point L3013-1(lines 3008 3017) no Hoare annotation was computed. [2023-11-19 07:57:30,817 INFO L895 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: false [2023-11-19 07:57:30,817 INFO L899 garLoopResultBuilder]: For program point L2964(line 2964) no Hoare annotation was computed. [2023-11-19 07:57:30,818 INFO L895 garLoopResultBuilder]: At program point L2832(line 2832) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 07:57:30,818 INFO L899 garLoopResultBuilder]: For program point L2799-1(line 2799) no Hoare annotation was computed. [2023-11-19 07:57:30,818 INFO L899 garLoopResultBuilder]: For program point L2832-1(line 2832) no Hoare annotation was computed. [2023-11-19 07:57:30,818 INFO L895 garLoopResultBuilder]: At program point L2799(line 2799) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 07:57:30,818 INFO L899 garLoopResultBuilder]: For program point L2981(line 2981) no Hoare annotation was computed. [2023-11-19 07:57:30,819 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-19 07:57:30,819 INFO L899 garLoopResultBuilder]: For program point L2651-1(line 2651) no Hoare annotation was computed. [2023-11-19 07:57:30,819 INFO L895 garLoopResultBuilder]: At program point L2651(line 2651) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 07:57:30,819 INFO L899 garLoopResultBuilder]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2023-11-19 07:57:30,819 INFO L899 garLoopResultBuilder]: For program point dev_warn_returnLabel#1(lines 3088 3090) no Hoare annotation was computed. [2023-11-19 07:57:30,819 INFO L899 garLoopResultBuilder]: For program point axff_init_err_free_mem#1(lines 2746 2805) no Hoare annotation was computed. [2023-11-19 07:57:30,820 INFO L902 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: true [2023-11-19 07:57:30,820 INFO L895 garLoopResultBuilder]: At program point L2900(line 2900) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 07:57:30,820 INFO L899 garLoopResultBuilder]: For program point L2900-1(line 2900) no Hoare annotation was computed. [2023-11-19 07:57:30,820 INFO L899 garLoopResultBuilder]: For program point ax_driver_init_returnLabel#1(lines 2877 2884) no Hoare annotation was computed. [2023-11-19 07:57:30,820 INFO L899 garLoopResultBuilder]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2023-11-19 07:57:30,821 INFO L899 garLoopResultBuilder]: For program point L2967-2(lines 2965 2978) no Hoare annotation was computed. [2023-11-19 07:57:30,821 INFO L899 garLoopResultBuilder]: For program point L2769(lines 2746 2805) no Hoare annotation was computed. [2023-11-19 07:57:30,821 INFO L899 garLoopResultBuilder]: For program point hid_connect_returnLabel#1(lines 3092 3094) no Hoare annotation was computed. [2023-11-19 07:57:30,821 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 2905 2997) no Hoare annotation was computed. [2023-11-19 07:57:30,821 INFO L899 garLoopResultBuilder]: For program point list_empty_returnLabel#1(lines 2484 2489) no Hoare annotation was computed. [2023-11-19 07:57:30,821 INFO L899 garLoopResultBuilder]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2023-11-19 07:57:30,822 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-19 07:57:30,822 INFO L899 garLoopResultBuilder]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2023-11-19 07:57:30,822 INFO L899 garLoopResultBuilder]: For program point ldv_initialize_hid_driver_1_returnLabel#1(lines 2896 2904) no Hoare annotation was computed. [2023-11-19 07:57:30,822 INFO L899 garLoopResultBuilder]: For program point L2952(line 2952) no Hoare annotation was computed. [2023-11-19 07:57:30,822 INFO L899 garLoopResultBuilder]: For program point L2919(lines 2912 2996) no Hoare annotation was computed. [2023-11-19 07:57:30,823 INFO L899 garLoopResultBuilder]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2023-11-19 07:57:30,823 INFO L899 garLoopResultBuilder]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2023-11-19 07:57:30,823 INFO L895 garLoopResultBuilder]: At program point L2754(line 2754) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 07:57:30,823 INFO L899 garLoopResultBuilder]: For program point L2754-1(line 2754) no Hoare annotation was computed. [2023-11-19 07:57:30,823 INFO L899 garLoopResultBuilder]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2023-11-19 07:57:30,823 INFO L899 garLoopResultBuilder]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2023-11-19 07:57:30,824 INFO L899 garLoopResultBuilder]: For program point kzalloc_returnLabel#1(lines 2999 3005) no Hoare annotation was computed. [2023-11-19 07:57:30,824 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-19 07:57:30,824 INFO L899 garLoopResultBuilder]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2023-11-19 07:57:30,824 INFO L899 garLoopResultBuilder]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2023-11-19 07:57:30,824 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 2912 2996) no Hoare annotation was computed. [2023-11-19 07:57:30,824 INFO L899 garLoopResultBuilder]: For program point L2937(line 2937) no Hoare annotation was computed. [2023-11-19 07:57:30,825 INFO L899 garLoopResultBuilder]: For program point _dev_info_returnLabel#1(lines 3080 3082) no Hoare annotation was computed. [2023-11-19 07:57:30,825 INFO L899 garLoopResultBuilder]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2023-11-19 07:57:30,825 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expect_returnLabel#1(lines 2566 2571) no Hoare annotation was computed. [2023-11-19 07:57:30,825 INFO L899 garLoopResultBuilder]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2023-11-19 07:57:30,825 INFO L899 garLoopResultBuilder]: For program point L2988(line 2988) no Hoare annotation was computed. [2023-11-19 07:57:30,826 INFO L899 garLoopResultBuilder]: For program point __dynamic_dev_dbg_returnLabel#1(lines 3069 3071) no Hoare annotation was computed. [2023-11-19 07:57:30,826 INFO L899 garLoopResultBuilder]: For program point L2922(line 2922) no Hoare annotation was computed. [2023-11-19 07:57:30,826 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2023-11-19 07:57:30,826 INFO L899 garLoopResultBuilder]: For program point L2625-1(line 2625) no Hoare annotation was computed. [2023-11-19 07:57:30,826 INFO L895 garLoopResultBuilder]: At program point L2625(line 2625) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 07:57:30,826 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-19 07:57:30,827 INFO L899 garLoopResultBuilder]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2023-11-19 07:57:30,827 INFO L902 garLoopResultBuilder]: At program point L2939(line 2939) the Hoare annotation is: true [2023-11-19 07:57:30,827 INFO L899 garLoopResultBuilder]: For program point hid_hw_open_returnLabel#1(lines 2647 2654) no Hoare annotation was computed. [2023-11-19 07:57:30,827 INFO L899 garLoopResultBuilder]: For program point L2956(line 2956) no Hoare annotation was computed. [2023-11-19 07:57:30,827 INFO L902 garLoopResultBuilder]: At program point L2989(line 2989) the Hoare annotation is: true [2023-11-19 07:57:30,827 INFO L899 garLoopResultBuilder]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2023-11-19 07:57:30,828 INFO L899 garLoopResultBuilder]: For program point hid_hw_start_returnLabel#1(lines 2620 2638) no Hoare annotation was computed. [2023-11-19 07:57:30,828 INFO L899 garLoopResultBuilder]: For program point hid_unregister_driver_returnLabel#1(lines 3102 3104) no Hoare annotation was computed. [2023-11-19 07:57:30,828 INFO L899 garLoopResultBuilder]: For program point L2775(lines 2746 2805) no Hoare annotation was computed. [2023-11-19 07:57:30,828 INFO L899 garLoopResultBuilder]: For program point hid_open_report_returnLabel#1(lines 3099 3101) no Hoare annotation was computed. [2023-11-19 07:57:30,828 INFO L899 garLoopResultBuilder]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2023-11-19 07:57:30,829 INFO L899 garLoopResultBuilder]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2023-11-19 07:57:30,829 INFO L899 garLoopResultBuilder]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2023-11-19 07:57:30,829 INFO L899 garLoopResultBuilder]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2023-11-19 07:57:30,829 INFO L899 garLoopResultBuilder]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2023-11-19 07:57:30,829 INFO L895 garLoopResultBuilder]: At program point L2826(line 2826) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 07:57:30,829 INFO L899 garLoopResultBuilder]: For program point L2826-1(line 2826) no Hoare annotation was computed. [2023-11-19 07:57:30,830 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_state_returnLabel#1(lines 3112 3114) no Hoare annotation was computed. [2023-11-19 07:57:30,830 INFO L899 garLoopResultBuilder]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2023-11-19 07:57:30,830 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2852 2859) the Hoare annotation is: true [2023-11-19 07:57:30,830 INFO L899 garLoopResultBuilder]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2023-11-19 07:57:30,830 INFO L902 garLoopResultBuilder]: At program point L2855(line 2855) the Hoare annotation is: true [2023-11-19 07:57:30,830 INFO L899 garLoopResultBuilder]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2023-11-19 07:57:30,831 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-19 07:57:30,831 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-11-19 07:57:30,831 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-11-19 07:57:30,834 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-19 07:57:30,836 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:57:30,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:57:30 BoogieIcfgContainer [2023-11-19 07:57:30,846 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:57:30,847 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:57:30,847 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:57:30,847 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:57:30,847 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:57:28" (3/4) ... [2023-11-19 07:57:30,849 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 07:57:30,854 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-19 07:57:30,854 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2023-11-19 07:57:30,854 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:57:30,854 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2023-11-19 07:57:30,855 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-19 07:57:30,855 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2023-11-19 07:57:30,855 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2023-11-19 07:57:30,855 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 07:57:30,856 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2023-11-19 07:57:30,856 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2023-11-19 07:57:30,856 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2023-11-19 07:57:30,876 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2023-11-19 07:57:30,878 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-19 07:57:30,880 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-19 07:57:30,881 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 07:57:30,883 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:57:30,884 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:57:31,066 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 07:57:31,066 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 07:57:31,066 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:57:31,067 INFO L158 Benchmark]: Toolchain (without parser) took 5525.77ms. Allocated memory is still 172.0MB. Free memory was 135.9MB in the beginning and 53.8MB in the end (delta: 82.1MB). Peak memory consumption was 85.1MB. Max. memory is 16.1GB. [2023-11-19 07:57:31,067 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:57:31,068 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1234.65ms. Allocated memory is still 172.0MB. Free memory was 135.9MB in the beginning and 80.4MB in the end (delta: 55.4MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-19 07:57:31,068 INFO L158 Benchmark]: Boogie Procedure Inliner took 150.75ms. Allocated memory is still 172.0MB. Free memory was 80.4MB in the beginning and 76.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:57:31,069 INFO L158 Benchmark]: Boogie Preprocessor took 152.66ms. Allocated memory is still 172.0MB. Free memory was 76.2MB in the beginning and 72.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:57:31,069 INFO L158 Benchmark]: RCFGBuilder took 1300.19ms. Allocated memory is still 172.0MB. Free memory was 72.0MB in the beginning and 90.9MB in the end (delta: -18.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-11-19 07:57:31,070 INFO L158 Benchmark]: TraceAbstraction took 2457.11ms. Allocated memory is still 172.0MB. Free memory was 89.8MB in the beginning and 68.5MB in the end (delta: 21.4MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-11-19 07:57:31,070 INFO L158 Benchmark]: Witness Printer took 219.93ms. Allocated memory is still 172.0MB. Free memory was 68.5MB in the beginning and 53.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:57:31,072 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1234.65ms. Allocated memory is still 172.0MB. Free memory was 135.9MB in the beginning and 80.4MB in the end (delta: 55.4MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 150.75ms. Allocated memory is still 172.0MB. Free memory was 80.4MB in the beginning and 76.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.66ms. Allocated memory is still 172.0MB. Free memory was 76.2MB in the beginning and 72.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1300.19ms. Allocated memory is still 172.0MB. Free memory was 72.0MB in the beginning and 90.9MB in the end (delta: -18.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2457.11ms. Allocated memory is still 172.0MB. Free memory was 89.8MB in the beginning and 68.5MB in the end (delta: 21.4MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Witness Printer took 219.93ms. Allocated memory is still 172.0MB. Free memory was 68.5MB in the beginning and 53.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2477]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2477] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 2556]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 157 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 218 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 209 mSDsluCounter, 1091 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 676 mSDsCounter, 39 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 219 IncrementalHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 39 mSolverCounterUnsat, 415 mSDtfsCounter, 219 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=156occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 91 PreInvPairs, 108 NumberOfFragments, 69 HoareAnnotationTreeSize, 91 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 33 FomulaSimplificationsInter, 59 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2559]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-19 07:57:31,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a6f79fa-02c1-4a79-975d-4182d49faa45/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE