./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 30e01a73 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_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.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_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:24:03,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:24:03,696 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:24:03,704 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:24:03,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:24:03,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:24:03,745 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:24:03,746 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:24:03,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:24:03,752 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:24:03,753 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:24:03,754 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:24:03,755 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:24:03,757 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:24:03,757 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:24:03,758 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:24:03,758 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:24:03,759 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:24:03,759 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:24:03,760 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:24:03,760 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:24:03,761 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:24:03,763 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:24:03,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:24:03,764 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:24:03,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:24:03,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:24:03,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:24:03,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:24:03,766 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:24:03,768 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:24:03,768 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:24:03,768 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:24:03,769 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:24:03,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:03,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:24:03,770 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:24:03,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:24:03,770 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:24:03,771 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:24:03,771 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:24:03,772 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:24:03,772 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:24:03,772 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:24:03,773 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2023-11-23 21:24:04,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:24:04,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:24:04,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:24:04,151 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:24:04,151 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:24:04,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/../../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 [2023-11-23 21:24:07,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:24:07,755 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:24:07,756 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/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 [2023-11-23 21:24:07,785 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/data/9b9f2aedc/94e329011369425fb6e6be19fe06163e/FLAGcdba61fb4 [2023-11-23 21:24:07,801 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/data/9b9f2aedc/94e329011369425fb6e6be19fe06163e [2023-11-23 21:24:07,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:24:07,805 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:24:07,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:07,807 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:24:07,812 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:24:07,813 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:07" (1/1) ... [2023-11-23 21:24:07,814 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30827c29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:07, skipping insertion in model container [2023-11-23 21:24:07,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:07" (1/1) ... [2023-11-23 21:24:07,903 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:24:08,308 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2023-11-23 21:24:08,309 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] [2023-11-23 21:24:08,397 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_589466d0-7b71-4d97-981b-391b6d240f15/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] [2023-11-23 21:24:08,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:08,572 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:24:08,649 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2023-11-23 21:24:08,649 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] [2023-11-23 21:24:08,652 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] [2023-11-23 21:24:08,659 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_589466d0-7b71-4d97-981b-391b6d240f15/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] [2023-11-23 21:24:08,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:08,738 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:24:08,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08 WrapperNode [2023-11-23 21:24:08,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:08,740 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:08,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:24:08,741 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:24:08,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,853 INFO L138 Inliner]: procedures = 76, calls = 206, calls flagged for inlining = 33, calls inlined = 29, statements flattened = 584 [2023-11-23 21:24:08,853 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:08,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:24:08,854 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:24:08,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:24:08,864 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,898 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,936 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:24:08,975 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:24:08,975 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:24:08,975 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:24:08,976 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:08,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:24:09,007 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:24:09,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:24:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:24:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2023-11-23 21:24:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2023-11-23 21:24:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:24:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:24:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:24:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:24:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:24:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:24:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:24:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:24:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:24:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:24:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2023-11-23 21:24:09,057 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2023-11-23 21:24:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2023-11-23 21:24:09,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2023-11-23 21:24:09,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:24:09,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:24:09,058 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2023-11-23 21:24:09,059 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2023-11-23 21:24:09,059 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:24:09,059 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:24:09,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:24:09,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:24:09,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:24:09,060 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:24:09,061 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:24:09,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:24:09,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:24:09,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:24:09,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:24:09,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:24:09,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:24:09,393 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:24:09,396 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:24:09,551 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:24:10,004 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:24:10,203 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:24:10,203 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:24:10,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:10 BoogieIcfgContainer [2023-11-23 21:24:10,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:24:10,208 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:24:10,208 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:24:10,211 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:24:10,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:24:07" (1/3) ... [2023-11-23 21:24:10,212 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@420edf04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:10, skipping insertion in model container [2023-11-23 21:24:10,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08" (2/3) ... [2023-11-23 21:24:10,215 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@420edf04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:10, skipping insertion in model container [2023-11-23 21:24:10,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:10" (3/3) ... [2023-11-23 21:24:10,216 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 [2023-11-23 21:24:10,237 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:24:10,237 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:24:10,297 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:24:10,304 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=FINITE_AUTOMATA, 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;@3860c92b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:24:10,304 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:24:10,309 INFO L276 IsEmpty]: Start isEmpty. Operand has 108 states, 73 states have (on average 1.4246575342465753) internal successors, (104), 78 states have internal predecessors, (104), 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) [2023-11-23 21:24:10,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 21:24:10,320 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:10,321 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] [2023-11-23 21:24:10,321 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:10,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:10,327 INFO L85 PathProgramCache]: Analyzing trace with hash -899820172, now seen corresponding path program 1 times [2023-11-23 21:24:10,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:24:10,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887897123] [2023-11-23 21:24:10,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:10,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:24:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:10,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:24:10,873 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:24:10,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887897123] [2023-11-23 21:24:10,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887897123] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:10,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:24:10,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:24:10,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48303918] [2023-11-23 21:24:10,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:10,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:24:10,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:24:10,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:24:10,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:24:10,937 INFO L87 Difference]: Start difference. First operand has 108 states, 73 states have (on average 1.4246575342465753) internal successors, (104), 78 states have internal predecessors, (104), 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 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-23 21:24:11,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:11,173 INFO L93 Difference]: Finished difference Result 216 states and 297 transitions. [2023-11-23 21:24:11,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:24:11,176 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (3), 2 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 27 [2023-11-23 21:24:11,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:11,187 INFO L225 Difference]: With dead ends: 216 [2023-11-23 21:24:11,187 INFO L226 Difference]: Without dead ends: 99 [2023-11-23 21:24:11,193 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:24:11,197 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 37 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:11,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 197 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:24:11,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-23 21:24:11,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-23 21:24:11,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 79 states have (on average 1.379746835443038) internal successors, (109), 79 states have internal predecessors, (109), 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) [2023-11-23 21:24:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 132 transitions. [2023-11-23 21:24:11,244 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 132 transitions. Word has length 27 [2023-11-23 21:24:11,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:11,244 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 132 transitions. [2023-11-23 21:24:11,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-23 21:24:11,245 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 132 transitions. [2023-11-23 21:24:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 21:24:11,248 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:11,249 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] [2023-11-23 21:24:11,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:24:11,249 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:11,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:11,250 INFO L85 PathProgramCache]: Analyzing trace with hash -263275648, now seen corresponding path program 1 times [2023-11-23 21:24:11,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:24:11,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345930451] [2023-11-23 21:24:11,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:11,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:24:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:11,736 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 21:24:11,737 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:24:11,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345930451] [2023-11-23 21:24:11,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345930451] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:11,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:24:11,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:24:11,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916790498] [2023-11-23 21:24:11,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:11,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:24:11,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:24:11,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:24:11,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:24:11,743 INFO L87 Difference]: Start difference. First operand 99 states and 132 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-23 21:24:11,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:11,896 INFO L93 Difference]: Finished difference Result 99 states and 132 transitions. [2023-11-23 21:24:11,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:24:11,898 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (4), 2 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 42 [2023-11-23 21:24:11,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:11,899 INFO L225 Difference]: With dead ends: 99 [2023-11-23 21:24:11,899 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 21:24:11,902 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:24:11,908 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 72 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:11,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 150 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:24:11,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 21:24:11,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 21:24:11,914 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) [2023-11-23 21:24:11,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 21:24:11,915 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2023-11-23 21:24:11,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:11,915 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:24:11,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-23 21:24:11,916 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 21:24:11,916 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 21:24:11,919 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:24:11,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:24:11,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 21:24:11,981 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestEXIT(lines 2662 2675) no Hoare annotation was computed. [2023-11-23 21:24:11,981 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2662 2675) the Hoare annotation is: true [2023-11-23 21:24:11,981 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2639 2646) the Hoare annotation is: true [2023-11-23 21:24:11,981 INFO L899 garLoopResultBuilder]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2023-11-23 21:24:11,982 INFO L899 garLoopResultBuilder]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2023-11-23 21:24:11,982 INFO L902 garLoopResultBuilder]: At program point L2643(line 2643) the Hoare annotation is: true [2023-11-23 21:24:11,982 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2499 2501) the Hoare annotation is: true [2023-11-23 21:24:11,982 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2499 2501) no Hoare annotation was computed. [2023-11-23 21:24:11,982 INFO L899 garLoopResultBuilder]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2023-11-23 21:24:11,983 INFO L899 garLoopResultBuilder]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2023-11-23 21:24:11,983 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2655 2661) the Hoare annotation is: true [2023-11-23 21:24:11,983 INFO L902 garLoopResultBuilder]: At program point L2658(line 2658) the Hoare annotation is: true [2023-11-23 21:24:11,983 INFO L899 garLoopResultBuilder]: For program point dev_errEXIT(lines 3084 3086) no Hoare annotation was computed. [2023-11-23 21:24:11,983 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3084 3086) the Hoare annotation is: true [2023-11-23 21:24:11,984 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 2552 2558) the Hoare annotation is: true [2023-11-23 21:24:11,984 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2023-11-23 21:24:11,984 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2552 2558) no Hoare annotation was computed. [2023-11-23 21:24:11,985 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:24:11,985 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2023-11-23 21:24:11,985 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2023-11-23 21:24:11,985 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-23 21:24:11,985 INFO L899 garLoopResultBuilder]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2023-11-23 21:24:11,985 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2519 2535) the Hoare annotation is: true [2023-11-23 21:24:11,986 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 2519 2535) no Hoare annotation was computed. [2023-11-23 21:24:11,986 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 2519 2535) no Hoare annotation was computed. [2023-11-23 21:24:11,986 INFO L899 garLoopResultBuilder]: For program point L2531-1(line 2531) no Hoare annotation was computed. [2023-11-23 21:24:11,986 INFO L902 garLoopResultBuilder]: At program point L2531(line 2531) the Hoare annotation is: true [2023-11-23 21:24:11,986 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 2559 2565) the Hoare annotation is: true [2023-11-23 21:24:11,987 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2559 2565) no Hoare annotation was computed. [2023-11-23 21:24:11,987 INFO L899 garLoopResultBuilder]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2023-11-23 21:24:11,987 INFO L899 garLoopResultBuilder]: For program point L2926(line 2926) no Hoare annotation was computed. [2023-11-23 21:24:11,987 INFO L899 garLoopResultBuilder]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2023-11-23 21:24:11,987 INFO L902 garLoopResultBuilder]: At program point L2844(line 2844) the Hoare annotation is: true [2023-11-23 21:24:11,988 INFO L899 garLoopResultBuilder]: For program point L2844-1(line 2844) no Hoare annotation was computed. [2023-11-23 21:24:11,988 INFO L899 garLoopResultBuilder]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2023-11-23 21:24:11,988 INFO L899 garLoopResultBuilder]: For program point ax_probe_returnLabel#1(lines 2807 2851) no Hoare annotation was computed. [2023-11-23 21:24:11,988 INFO L899 garLoopResultBuilder]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2023-11-23 21:24:11,988 INFO L902 garLoopResultBuilder]: At program point L2845(line 2845) the Hoare annotation is: true [2023-11-23 21:24:11,989 INFO L899 garLoopResultBuilder]: For program point L2945(line 2945) no Hoare annotation was computed. [2023-11-23 21:24:11,989 INFO L899 garLoopResultBuilder]: For program point L3011-7(lines 3011 3014) no Hoare annotation was computed. [2023-11-23 21:24:11,989 INFO L899 garLoopResultBuilder]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2023-11-23 21:24:11,989 INFO L899 garLoopResultBuilder]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2023-11-23 21:24:11,989 INFO L899 garLoopResultBuilder]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2023-11-23 21:24:11,990 INFO L902 garLoopResultBuilder]: At program point L2946(line 2946) the Hoare annotation is: true [2023-11-23 21:24:11,990 INFO L899 garLoopResultBuilder]: For program point L2913-1(line 2913) no Hoare annotation was computed. [2023-11-23 21:24:11,990 INFO L895 garLoopResultBuilder]: At program point L2913(line 2913) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2023-11-23 21:24:11,990 INFO L899 garLoopResultBuilder]: For program point L2781-1(lines 2781 2782) no Hoare annotation was computed. [2023-11-23 21:24:11,991 INFO L895 garLoopResultBuilder]: At program point L2781(lines 2781 2782) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:24:11,991 INFO L899 garLoopResultBuilder]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2023-11-23 21:24:11,991 INFO L899 garLoopResultBuilder]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2023-11-23 21:24:11,991 INFO L899 garLoopResultBuilder]: For program point axff_init_returnLabel#1(lines 2731 2806) no Hoare annotation was computed. [2023-11-23 21:24:11,991 INFO L902 garLoopResultBuilder]: At program point L2633(line 2633) the Hoare annotation is: true [2023-11-23 21:24:11,992 INFO L899 garLoopResultBuilder]: For program point L3013-1(lines 3008 3017) no Hoare annotation was computed. [2023-11-23 21:24:11,992 INFO L895 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: false [2023-11-23 21:24:11,992 INFO L899 garLoopResultBuilder]: For program point L2964(line 2964) no Hoare annotation was computed. [2023-11-23 21:24:11,992 INFO L895 garLoopResultBuilder]: At program point L2832(line 2832) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:24:11,992 INFO L899 garLoopResultBuilder]: For program point L2799-1(line 2799) no Hoare annotation was computed. [2023-11-23 21:24:11,993 INFO L899 garLoopResultBuilder]: For program point L2832-1(line 2832) no Hoare annotation was computed. [2023-11-23 21:24:11,993 INFO L895 garLoopResultBuilder]: At program point L2799(line 2799) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:24:11,993 INFO L899 garLoopResultBuilder]: For program point L2981(line 2981) no Hoare annotation was computed. [2023-11-23 21:24:11,993 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:24:11,993 INFO L899 garLoopResultBuilder]: For program point L2651-1(line 2651) no Hoare annotation was computed. [2023-11-23 21:24:11,994 INFO L895 garLoopResultBuilder]: At program point L2651(line 2651) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:24:11,994 INFO L899 garLoopResultBuilder]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2023-11-23 21:24:11,994 INFO L902 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: true [2023-11-23 21:24:11,994 INFO L895 garLoopResultBuilder]: At program point L2900(line 2900) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:24:11,994 INFO L899 garLoopResultBuilder]: For program point L2900-1(line 2900) no Hoare annotation was computed. [2023-11-23 21:24:11,995 INFO L899 garLoopResultBuilder]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2023-11-23 21:24:11,995 INFO L899 garLoopResultBuilder]: For program point L2967-2(lines 2965 2978) no Hoare annotation was computed. [2023-11-23 21:24:11,995 INFO L899 garLoopResultBuilder]: For program point L2769(lines 2746 2805) no Hoare annotation was computed. [2023-11-23 21:24:11,995 INFO L899 garLoopResultBuilder]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2023-11-23 21:24:11,995 INFO L899 garLoopResultBuilder]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2023-11-23 21:24:11,995 INFO L899 garLoopResultBuilder]: For program point L2952(line 2952) no Hoare annotation was computed. [2023-11-23 21:24:11,996 INFO L899 garLoopResultBuilder]: For program point L2919(lines 2912 2996) no Hoare annotation was computed. [2023-11-23 21:24:11,996 INFO L895 garLoopResultBuilder]: At program point L2754(line 2754) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:24:11,996 INFO L899 garLoopResultBuilder]: For program point L2754-1(line 2754) no Hoare annotation was computed. [2023-11-23 21:24:11,996 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 21:24:11,996 INFO L899 garLoopResultBuilder]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2023-11-23 21:24:11,997 INFO L899 garLoopResultBuilder]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2023-11-23 21:24:11,997 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 2912 2996) no Hoare annotation was computed. [2023-11-23 21:24:11,997 INFO L899 garLoopResultBuilder]: For program point L2937(line 2937) no Hoare annotation was computed. [2023-11-23 21:24:11,997 INFO L899 garLoopResultBuilder]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2023-11-23 21:24:11,997 INFO L899 garLoopResultBuilder]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2023-11-23 21:24:11,997 INFO L899 garLoopResultBuilder]: For program point L2988(line 2988) no Hoare annotation was computed. [2023-11-23 21:24:11,998 INFO L899 garLoopResultBuilder]: For program point L2922(line 2922) no Hoare annotation was computed. [2023-11-23 21:24:11,998 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2023-11-23 21:24:11,998 INFO L899 garLoopResultBuilder]: For program point L2625-1(line 2625) no Hoare annotation was computed. [2023-11-23 21:24:11,998 INFO L895 garLoopResultBuilder]: At program point L2625(line 2625) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:24:11,998 INFO L899 garLoopResultBuilder]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2023-11-23 21:24:11,999 INFO L902 garLoopResultBuilder]: At program point L2939(line 2939) the Hoare annotation is: true [2023-11-23 21:24:11,999 INFO L899 garLoopResultBuilder]: For program point L2956(line 2956) no Hoare annotation was computed. [2023-11-23 21:24:11,999 INFO L902 garLoopResultBuilder]: At program point L2989(line 2989) the Hoare annotation is: true [2023-11-23 21:24:11,999 INFO L899 garLoopResultBuilder]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2023-11-23 21:24:11,999 INFO L899 garLoopResultBuilder]: For program point hid_hw_start_returnLabel#1(lines 2620 2638) no Hoare annotation was computed. [2023-11-23 21:24:12,000 INFO L899 garLoopResultBuilder]: For program point L2775(lines 2746 2805) no Hoare annotation was computed. [2023-11-23 21:24:12,000 INFO L899 garLoopResultBuilder]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2023-11-23 21:24:12,000 INFO L899 garLoopResultBuilder]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2023-11-23 21:24:12,000 INFO L899 garLoopResultBuilder]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2023-11-23 21:24:12,000 INFO L899 garLoopResultBuilder]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2023-11-23 21:24:12,000 INFO L899 garLoopResultBuilder]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2023-11-23 21:24:12,001 INFO L895 garLoopResultBuilder]: At program point L2826(line 2826) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:24:12,001 INFO L899 garLoopResultBuilder]: For program point L2826-1(line 2826) no Hoare annotation was computed. [2023-11-23 21:24:12,001 INFO L899 garLoopResultBuilder]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2023-11-23 21:24:12,001 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2852 2859) the Hoare annotation is: true [2023-11-23 21:24:12,001 INFO L899 garLoopResultBuilder]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2023-11-23 21:24:12,002 INFO L902 garLoopResultBuilder]: At program point L2855(line 2855) the Hoare annotation is: true [2023-11-23 21:24:12,002 INFO L899 garLoopResultBuilder]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2023-11-23 21:24:12,002 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-23 21:24:12,002 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:24:12,005 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-23 21:24:12,007 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:24:12,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:24:12 BoogieIcfgContainer [2023-11-23 21:24:12,016 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:24:12,017 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:24:12,017 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:24:12,017 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:24:12,018 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:10" (3/4) ... [2023-11-23 21:24:12,020 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 21:24:12,023 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-23 21:24:12,024 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2023-11-23 21:24:12,024 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:24:12,024 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2023-11-23 21:24:12,024 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-23 21:24:12,024 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2023-11-23 21:24:12,025 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2023-11-23 21:24:12,025 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 21:24:12,025 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2023-11-23 21:24:12,025 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2023-11-23 21:24:12,025 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2023-11-23 21:24:12,049 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2023-11-23 21:24:12,051 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2023-11-23 21:24:12,053 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-23 21:24:12,061 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 21:24:12,063 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 21:24:12,064 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 21:24:12,278 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 21:24:12,279 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 21:24:12,279 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:24:12,280 INFO L158 Benchmark]: Toolchain (without parser) took 4475.52ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 130.2MB in the beginning and 109.6MB in the end (delta: 20.7MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2023-11-23 21:24:12,281 INFO L158 Benchmark]: CDTParser took 1.40ms. Allocated memory is still 123.7MB. Free memory was 89.5MB in the beginning and 89.4MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:24:12,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 933.16ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 73.6MB in the end (delta: 56.1MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-23 21:24:12,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.37ms. Allocated memory is still 167.8MB. Free memory was 73.6MB in the beginning and 68.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:24:12,282 INFO L158 Benchmark]: Boogie Preprocessor took 119.29ms. Allocated memory is still 167.8MB. Free memory was 68.9MB in the beginning and 64.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:24:12,282 INFO L158 Benchmark]: RCFGBuilder took 1230.89ms. Allocated memory is still 167.8MB. Free memory was 64.7MB in the beginning and 66.1MB in the end (delta: -1.4MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-23 21:24:12,283 INFO L158 Benchmark]: TraceAbstraction took 1808.75ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 66.1MB in the beginning and 124.2MB in the end (delta: -58.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:24:12,283 INFO L158 Benchmark]: Witness Printer took 262.58ms. Allocated memory is still 201.3MB. Free memory was 123.2MB in the beginning and 109.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:24:12,286 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40ms. Allocated memory is still 123.7MB. Free memory was 89.5MB in the beginning and 89.4MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 933.16ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 73.6MB in the end (delta: 56.1MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.37ms. Allocated memory is still 167.8MB. Free memory was 73.6MB in the beginning and 68.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.29ms. Allocated memory is still 167.8MB. Free memory was 68.9MB in the beginning and 64.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1230.89ms. Allocated memory is still 167.8MB. Free memory was 64.7MB in the beginning and 66.1MB in the end (delta: -1.4MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1808.75ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 66.1MB in the beginning and 124.2MB in the end (delta: -58.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 262.58ms. Allocated memory is still 201.3MB. Free memory was 123.2MB in the beginning and 109.6MB in the end (delta: 13.6MB). 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, 109 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 109 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 109 mSDsluCounter, 347 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 170 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 103 IncrementalHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 177 mSDtfsCounter, 103 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=0, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 80 PreInvPairs, 97 NumberOfFragments, 55 HoareAnnotationTreeSize, 80 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 33 FomulaSimplificationsInter, 45 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 129 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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: 2639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2662]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-23 21:24:12,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589466d0-7b71-4d97-981b-391b6d240f15/bin/utaipan-verify-mE87zJ7Ire/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