./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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/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_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ --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-9bd2c7f [2023-11-19 04:51:28,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:51:28,178 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:51:28,188 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:51:28,190 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:51:28,230 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:51:28,231 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:51:28,231 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:51:28,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:51:28,238 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:51:28,238 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:51:28,240 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:51:28,240 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:51:28,242 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:51:28,243 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:51:28,243 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:51:28,244 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:51:28,244 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:51:28,245 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:51:28,245 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:51:28,246 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:51:28,246 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:51:28,248 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:51:28,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:51:28,249 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:51:28,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:51:28,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:51:28,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:51:28,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:51:28,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:51:28,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:51:28,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:51:28,254 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:51:28,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:51:28,254 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:51:28,255 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:51:28,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:51:28,255 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:51:28,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:51:28,256 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:51:28,256 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:51:28,257 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:51:28,258 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_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2023-11-19 04:51:28,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:51:28,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:51:28,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:51:28,611 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:51:28,612 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:51:28,613 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/../../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 04:51:31,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:51:32,164 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:51:32,168 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/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 04:51:32,209 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/data/64ad11382/751d4f7209694d93a419952b3ec01695/FLAG522ae8902 [2023-11-19 04:51:32,225 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/data/64ad11382/751d4f7209694d93a419952b3ec01695 [2023-11-19 04:51:32,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:51:32,231 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:51:32,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:51:32,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:51:32,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:51:32,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:51:32" (1/1) ... [2023-11-19 04:51:32,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5265dd71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:32, skipping insertion in model container [2023-11-19 04:51:32,240 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:51:32" (1/1) ... [2023-11-19 04:51:32,325 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:51:32,769 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 04:51:32,770 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 04:51:32,867 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_a956f669-06f0-4b90-ab17-998394f4e64f/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 04:51:33,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:51:33,166 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:51:33,270 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 04:51:33,270 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 04:51:33,274 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 04:51:33,283 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_a956f669-06f0-4b90-ab17-998394f4e64f/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 04:51:33,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:51:33,419 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:51:33,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33 WrapperNode [2023-11-19 04:51:33,420 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:51:33,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:51:33,421 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:51:33,422 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:51:33,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (1/1) ... [2023-11-19 04:51:33,480 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (1/1) ... [2023-11-19 04:51:33,555 INFO L138 Inliner]: procedures = 76, calls = 206, calls flagged for inlining = 33, calls inlined = 29, statements flattened = 584 [2023-11-19 04:51:33,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:51:33,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:51:33,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:51:33,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:51:33,568 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (1/1) ... [2023-11-19 04:51:33,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (1/1) ... [2023-11-19 04:51:33,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (1/1) ... [2023-11-19 04:51:33,594 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (1/1) ... [2023-11-19 04:51:33,626 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (1/1) ... [2023-11-19 04:51:33,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (1/1) ... [2023-11-19 04:51:33,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (1/1) ... [2023-11-19 04:51:33,648 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (1/1) ... [2023-11-19 04:51:33,661 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:51:33,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:51:33,669 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:51:33,669 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:51:33,670 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (1/1) ... [2023-11-19 04:51:33,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:51:33,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:51:33,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:51:33,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:51:33,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:51:33,753 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2023-11-19 04:51:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2023-11-19 04:51:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:51:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:51:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:51:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:51:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:51:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:51:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:51:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:51:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:51:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:51:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2023-11-19 04:51:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2023-11-19 04:51:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2023-11-19 04:51:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2023-11-19 04:51:33,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:51:33,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:51:33,760 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2023-11-19 04:51:33,760 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2023-11-19 04:51:33,760 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 04:51:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 04:51:33,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:51:33,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 04:51:33,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 04:51:33,803 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:51:33,804 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:51:33,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:51:33,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:51:33,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 04:51:33,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 04:51:33,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:51:33,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:51:34,075 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:51:34,080 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:51:34,223 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:51:34,809 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:51:35,049 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:51:35,049 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:51:35,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:51:35 BoogieIcfgContainer [2023-11-19 04:51:35,057 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:51:35,061 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:51:35,062 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:51:35,065 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:51:35,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:51:32" (1/3) ... [2023-11-19 04:51:35,067 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b67f97c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:51:35, skipping insertion in model container [2023-11-19 04:51:35,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:33" (2/3) ... [2023-11-19 04:51:35,069 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b67f97c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:51:35, skipping insertion in model container [2023-11-19 04:51:35,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:51:35" (3/3) ... [2023-11-19 04:51:35,071 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 04:51:35,093 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:51:35,094 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:51:35,169 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:51:35,176 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;@6e00958, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:51:35,177 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:51:35,182 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) [2023-11-19 04:51:35,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:51:35,194 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:51:35,195 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] [2023-11-19 04:51:35,195 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:51:35,201 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:51:35,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1601401620, now seen corresponding path program 1 times [2023-11-19 04:51:35,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:51:35,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470108711] [2023-11-19 04:51:35,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:51:35,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:51:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:51:35,785 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 04:51:35,785 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:51:35,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470108711] [2023-11-19 04:51:35,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470108711] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:51:35,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:51:35,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:51:35,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592628618] [2023-11-19 04:51:35,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:51:35,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:51:35,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:51:35,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:51:35,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:51:35,848 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) [2023-11-19 04:51:36,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:51:36,064 INFO L93 Difference]: Finished difference Result 216 states and 297 transitions. [2023-11-19 04:51:36,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:51:36,067 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 [2023-11-19 04:51:36,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:51:36,078 INFO L225 Difference]: With dead ends: 216 [2023-11-19 04:51:36,079 INFO L226 Difference]: Without dead ends: 99 [2023-11-19 04:51:36,084 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 [2023-11-19 04:51:36,094 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 [2023-11-19 04:51:36,095 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] [2023-11-19 04:51:36,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-19 04:51:36,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-19 04:51:36,153 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) [2023-11-19 04:51:36,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 132 transitions. [2023-11-19 04:51:36,168 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 132 transitions. Word has length 27 [2023-11-19 04:51:36,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:51:36,169 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 132 transitions. [2023-11-19 04:51:36,169 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) [2023-11-19 04:51:36,169 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 132 transitions. [2023-11-19 04:51:36,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:51:36,172 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:51:36,172 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] [2023-11-19 04:51:36,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:51:36,173 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:51:36,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:51:36,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1166706587, now seen corresponding path program 1 times [2023-11-19 04:51:36,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:51:36,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822614170] [2023-11-19 04:51:36,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:51:36,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:51:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:51:36,586 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 04:51:36,586 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:51:36,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822614170] [2023-11-19 04:51:36,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822614170] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:51:36,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:51:36,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:51:36,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656313694] [2023-11-19 04:51:36,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:51:36,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:51:36,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:51:36,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:51:36,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:51:36,591 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) [2023-11-19 04:51:36,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:51:36,724 INFO L93 Difference]: Finished difference Result 99 states and 132 transitions. [2023-11-19 04:51:36,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:51:36,725 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 [2023-11-19 04:51:36,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:51:36,726 INFO L225 Difference]: With dead ends: 99 [2023-11-19 04:51:36,726 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 04:51:36,727 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 [2023-11-19 04:51:36,728 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 [2023-11-19 04:51:36,729 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] [2023-11-19 04:51:36,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 04:51:36,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 04:51:36,730 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 04:51:36,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 04:51:36,731 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2023-11-19 04:51:36,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:51:36,731 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 04:51:36,731 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) [2023-11-19 04:51:36,732 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 04:51:36,732 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:51:36,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:51:36,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 04:51:36,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-19 04:51:36,794 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestEXIT(lines 2662 2675) no Hoare annotation was computed. [2023-11-19 04:51:36,795 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2662 2675) the Hoare annotation is: true [2023-11-19 04:51:36,795 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2639 2646) the Hoare annotation is: true [2023-11-19 04:51:36,795 INFO L899 garLoopResultBuilder]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2023-11-19 04:51:36,795 INFO L899 garLoopResultBuilder]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2023-11-19 04:51:36,795 INFO L902 garLoopResultBuilder]: At program point L2643(line 2643) the Hoare annotation is: true [2023-11-19 04:51:36,796 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2499 2501) the Hoare annotation is: true [2023-11-19 04:51:36,796 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2499 2501) no Hoare annotation was computed. [2023-11-19 04:51:36,796 INFO L899 garLoopResultBuilder]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2023-11-19 04:51:36,796 INFO L899 garLoopResultBuilder]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2023-11-19 04:51:36,797 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2655 2661) the Hoare annotation is: true [2023-11-19 04:51:36,797 INFO L902 garLoopResultBuilder]: At program point L2658(line 2658) the Hoare annotation is: true [2023-11-19 04:51:36,797 INFO L899 garLoopResultBuilder]: For program point dev_errEXIT(lines 3084 3086) no Hoare annotation was computed. [2023-11-19 04:51:36,797 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3084 3086) the Hoare annotation is: true [2023-11-19 04:51:36,797 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 2552 2558) the Hoare annotation is: true [2023-11-19 04:51:36,798 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2023-11-19 04:51:36,798 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2552 2558) no Hoare annotation was computed. [2023-11-19 04:51:36,798 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2023-11-19 04:51:36,798 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2023-11-19 04:51:36,798 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2023-11-19 04:51:36,799 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-19 04:51:36,799 INFO L899 garLoopResultBuilder]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2023-11-19 04:51:36,799 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2519 2535) the Hoare annotation is: true [2023-11-19 04:51:36,799 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 2519 2535) no Hoare annotation was computed. [2023-11-19 04:51:36,799 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 2519 2535) no Hoare annotation was computed. [2023-11-19 04:51:36,800 INFO L899 garLoopResultBuilder]: For program point L2531-1(line 2531) no Hoare annotation was computed. [2023-11-19 04:51:36,800 INFO L902 garLoopResultBuilder]: At program point L2531(line 2531) the Hoare annotation is: true [2023-11-19 04:51:36,800 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 2559 2565) the Hoare annotation is: true [2023-11-19 04:51:36,800 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2559 2565) no Hoare annotation was computed. [2023-11-19 04:51:36,800 INFO L899 garLoopResultBuilder]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2023-11-19 04:51:36,801 INFO L899 garLoopResultBuilder]: For program point L2926(line 2926) no Hoare annotation was computed. [2023-11-19 04:51:36,801 INFO L899 garLoopResultBuilder]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2023-11-19 04:51:36,801 INFO L902 garLoopResultBuilder]: At program point L2844(line 2844) the Hoare annotation is: true [2023-11-19 04:51:36,801 INFO L899 garLoopResultBuilder]: For program point L2844-1(line 2844) no Hoare annotation was computed. [2023-11-19 04:51:36,801 INFO L899 garLoopResultBuilder]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2023-11-19 04:51:36,802 INFO L899 garLoopResultBuilder]: For program point ax_probe_returnLabel#1(lines 2807 2851) no Hoare annotation was computed. [2023-11-19 04:51:36,802 INFO L899 garLoopResultBuilder]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2023-11-19 04:51:36,802 INFO L902 garLoopResultBuilder]: At program point L2845(line 2845) the Hoare annotation is: true [2023-11-19 04:51:36,802 INFO L899 garLoopResultBuilder]: For program point L2945(line 2945) no Hoare annotation was computed. [2023-11-19 04:51:36,802 INFO L899 garLoopResultBuilder]: For program point L3011-7(lines 3011 3014) no Hoare annotation was computed. [2023-11-19 04:51:36,803 INFO L899 garLoopResultBuilder]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2023-11-19 04:51:36,803 INFO L899 garLoopResultBuilder]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2023-11-19 04:51:36,803 INFO L899 garLoopResultBuilder]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2023-11-19 04:51:36,803 INFO L902 garLoopResultBuilder]: At program point L2946(line 2946) the Hoare annotation is: true [2023-11-19 04:51:36,803 INFO L899 garLoopResultBuilder]: For program point L2913-1(line 2913) no Hoare annotation was computed. [2023-11-19 04:51:36,804 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 04:51:36,804 INFO L899 garLoopResultBuilder]: For program point L2781-1(lines 2781 2782) no Hoare annotation was computed. [2023-11-19 04:51:36,804 INFO L895 garLoopResultBuilder]: At program point L2781(lines 2781 2782) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 04:51:36,804 INFO L899 garLoopResultBuilder]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2023-11-19 04:51:36,805 INFO L899 garLoopResultBuilder]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2023-11-19 04:51:36,805 INFO L899 garLoopResultBuilder]: For program point axff_init_returnLabel#1(lines 2731 2806) no Hoare annotation was computed. [2023-11-19 04:51:36,805 INFO L902 garLoopResultBuilder]: At program point L2633(line 2633) the Hoare annotation is: true [2023-11-19 04:51:36,805 INFO L899 garLoopResultBuilder]: For program point L3013-1(lines 3008 3017) no Hoare annotation was computed. [2023-11-19 04:51:36,805 INFO L895 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: false [2023-11-19 04:51:36,806 INFO L899 garLoopResultBuilder]: For program point L2964(line 2964) no Hoare annotation was computed. [2023-11-19 04:51:36,806 INFO L895 garLoopResultBuilder]: At program point L2832(line 2832) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 04:51:36,806 INFO L899 garLoopResultBuilder]: For program point L2799-1(line 2799) no Hoare annotation was computed. [2023-11-19 04:51:36,806 INFO L899 garLoopResultBuilder]: For program point L2832-1(line 2832) no Hoare annotation was computed. [2023-11-19 04:51:36,806 INFO L895 garLoopResultBuilder]: At program point L2799(line 2799) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 04:51:36,807 INFO L899 garLoopResultBuilder]: For program point L2981(line 2981) no Hoare annotation was computed. [2023-11-19 04:51:36,807 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-19 04:51:36,807 INFO L899 garLoopResultBuilder]: For program point L2651-1(line 2651) no Hoare annotation was computed. [2023-11-19 04:51:36,807 INFO L895 garLoopResultBuilder]: At program point L2651(line 2651) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 04:51:36,807 INFO L899 garLoopResultBuilder]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2023-11-19 04:51:36,808 INFO L902 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: true [2023-11-19 04:51:36,808 INFO L895 garLoopResultBuilder]: At program point L2900(line 2900) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 04:51:36,808 INFO L899 garLoopResultBuilder]: For program point L2900-1(line 2900) no Hoare annotation was computed. [2023-11-19 04:51:36,808 INFO L899 garLoopResultBuilder]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2023-11-19 04:51:36,808 INFO L899 garLoopResultBuilder]: For program point L2967-2(lines 2965 2978) no Hoare annotation was computed. [2023-11-19 04:51:36,809 INFO L899 garLoopResultBuilder]: For program point L2769(lines 2746 2805) no Hoare annotation was computed. [2023-11-19 04:51:36,809 INFO L899 garLoopResultBuilder]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2023-11-19 04:51:36,809 INFO L899 garLoopResultBuilder]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2023-11-19 04:51:36,809 INFO L899 garLoopResultBuilder]: For program point L2952(line 2952) no Hoare annotation was computed. [2023-11-19 04:51:36,809 INFO L899 garLoopResultBuilder]: For program point L2919(lines 2912 2996) no Hoare annotation was computed. [2023-11-19 04:51:36,810 INFO L895 garLoopResultBuilder]: At program point L2754(line 2754) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 04:51:36,810 INFO L899 garLoopResultBuilder]: For program point L2754-1(line 2754) no Hoare annotation was computed. [2023-11-19 04:51:36,810 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-19 04:51:36,810 INFO L899 garLoopResultBuilder]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2023-11-19 04:51:36,810 INFO L899 garLoopResultBuilder]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2023-11-19 04:51:36,811 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 2912 2996) no Hoare annotation was computed. [2023-11-19 04:51:36,811 INFO L899 garLoopResultBuilder]: For program point L2937(line 2937) no Hoare annotation was computed. [2023-11-19 04:51:36,811 INFO L899 garLoopResultBuilder]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2023-11-19 04:51:36,811 INFO L899 garLoopResultBuilder]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2023-11-19 04:51:36,811 INFO L899 garLoopResultBuilder]: For program point L2988(line 2988) no Hoare annotation was computed. [2023-11-19 04:51:36,812 INFO L899 garLoopResultBuilder]: For program point L2922(line 2922) no Hoare annotation was computed. [2023-11-19 04:51:36,812 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2023-11-19 04:51:36,812 INFO L899 garLoopResultBuilder]: For program point L2625-1(line 2625) no Hoare annotation was computed. [2023-11-19 04:51:36,812 INFO L895 garLoopResultBuilder]: At program point L2625(line 2625) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 04:51:36,812 INFO L899 garLoopResultBuilder]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2023-11-19 04:51:36,813 INFO L902 garLoopResultBuilder]: At program point L2939(line 2939) the Hoare annotation is: true [2023-11-19 04:51:36,813 INFO L899 garLoopResultBuilder]: For program point L2956(line 2956) no Hoare annotation was computed. [2023-11-19 04:51:36,813 INFO L902 garLoopResultBuilder]: At program point L2989(line 2989) the Hoare annotation is: true [2023-11-19 04:51:36,813 INFO L899 garLoopResultBuilder]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2023-11-19 04:51:36,813 INFO L899 garLoopResultBuilder]: For program point hid_hw_start_returnLabel#1(lines 2620 2638) no Hoare annotation was computed. [2023-11-19 04:51:36,814 INFO L899 garLoopResultBuilder]: For program point L2775(lines 2746 2805) no Hoare annotation was computed. [2023-11-19 04:51:36,814 INFO L899 garLoopResultBuilder]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2023-11-19 04:51:36,814 INFO L899 garLoopResultBuilder]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2023-11-19 04:51:36,814 INFO L899 garLoopResultBuilder]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2023-11-19 04:51:36,814 INFO L899 garLoopResultBuilder]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2023-11-19 04:51:36,814 INFO L899 garLoopResultBuilder]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2023-11-19 04:51:36,815 INFO L895 garLoopResultBuilder]: At program point L2826(line 2826) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-19 04:51:36,815 INFO L899 garLoopResultBuilder]: For program point L2826-1(line 2826) no Hoare annotation was computed. [2023-11-19 04:51:36,815 INFO L899 garLoopResultBuilder]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2023-11-19 04:51:36,815 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2852 2859) the Hoare annotation is: true [2023-11-19 04:51:36,815 INFO L899 garLoopResultBuilder]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2023-11-19 04:51:36,816 INFO L902 garLoopResultBuilder]: At program point L2855(line 2855) the Hoare annotation is: true [2023-11-19 04:51:36,816 INFO L899 garLoopResultBuilder]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2023-11-19 04:51:36,816 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-19 04:51:36,816 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-11-19 04:51:36,819 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-19 04:51:36,821 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:51:36,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:51:36 BoogieIcfgContainer [2023-11-19 04:51:36,833 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:51:36,833 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:51:36,833 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:51:36,834 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:51:36,834 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:51:35" (3/4) ... [2023-11-19 04:51:36,836 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:51:36,840 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-19 04:51:36,840 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2023-11-19 04:51:36,840 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:51:36,841 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2023-11-19 04:51:36,841 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-19 04:51:36,841 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2023-11-19 04:51:36,841 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2023-11-19 04:51:36,842 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 04:51:36,842 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2023-11-19 04:51:36,842 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2023-11-19 04:51:36,842 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2023-11-19 04:51:36,857 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2023-11-19 04:51:36,859 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2023-11-19 04:51:36,860 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-19 04:51:36,863 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 04:51:36,865 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:51:36,871 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:51:37,084 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 04:51:37,084 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/witness.yml [2023-11-19 04:51:37,084 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:51:37,085 INFO L158 Benchmark]: Toolchain (without parser) took 4855.98ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 112.7MB in the beginning and 77.6MB in the end (delta: 35.1MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. [2023-11-19 04:51:37,085 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:51:37,086 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1187.69ms. Allocated memory is still 155.2MB. Free memory was 112.7MB in the beginning and 82.8MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 04:51:37,086 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.28ms. Allocated memory is still 155.2MB. Free memory was 82.8MB in the beginning and 78.0MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:51:37,087 INFO L158 Benchmark]: Boogie Preprocessor took 111.24ms. Allocated memory is still 155.2MB. Free memory was 78.0MB in the beginning and 73.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:51:37,087 INFO L158 Benchmark]: RCFGBuilder took 1388.54ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 73.8MB in the beginning and 140.0MB in the end (delta: -66.2MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2023-11-19 04:51:37,088 INFO L158 Benchmark]: TraceAbstraction took 1771.34ms. Allocated memory is still 190.8MB. Free memory was 139.0MB in the beginning and 91.2MB in the end (delta: 47.7MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2023-11-19 04:51:37,088 INFO L158 Benchmark]: Witness Printer took 250.88ms. Allocated memory is still 190.8MB. Free memory was 91.2MB in the beginning and 77.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:51:37,091 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1187.69ms. Allocated memory is still 155.2MB. Free memory was 112.7MB in the beginning and 82.8MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.28ms. Allocated memory is still 155.2MB. Free memory was 82.8MB in the beginning and 78.0MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.24ms. Allocated memory is still 155.2MB. Free memory was 78.0MB in the beginning and 73.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1388.54ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 73.8MB in the beginning and 140.0MB in the end (delta: -66.2MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1771.34ms. Allocated memory is still 190.8MB. Free memory was 139.0MB in the beginning and 91.2MB in the end (delta: 47.7MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * Witness Printer took 250.88ms. Allocated memory is still 190.8MB. Free memory was 91.2MB in the beginning and 77.6MB 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: 0.4s, 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: 0.1s 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, 0.1s 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! [2023-11-19 04:51:37,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956f669-06f0-4b90-ab17-998394f4e64f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE