./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 e04fb08f 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_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:15:03,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:15:03,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:15:03,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:15:03,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:15:03,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:15:03,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:15:03,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:15:03,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:15:03,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:15:03,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:15:03,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:15:03,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:15:03,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:15:03,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:15:03,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:15:03,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:15:03,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:15:03,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:15:03,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:15:03,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:15:03,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:15:03,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:15:03,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:15:03,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:15:03,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:15:03,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:15:03,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:15:03,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:15:03,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:15:03,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:15:03,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:15:03,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:15:03,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:15:03,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:15:03,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:15:03,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:15:03,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:15:03,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:15:03,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:15:03,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:15:03,124 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:15:03,149 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:15:03,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:15:03,160 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:15:03,160 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:15:03,161 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:15:03,161 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:15:03,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:15:03,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:15:03,162 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:15:03,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:15:03,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:15:03,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:15:03,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:15:03,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:15:03,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:15:03,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:15:03,165 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:15:03,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:15:03,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:15:03,165 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:15:03,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:15:03,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:15:03,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:15:03,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:15:03,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:15:03,167 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:15:03,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:15:03,168 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:15:03,168 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:15:03,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:15:03,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2022-11-16 12:15:03,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:15:03,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:15:03,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:15:03,503 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:15:03,507 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:15:03,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/../../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 [2022-11-16 12:15:03,602 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/data/cc66e63d2/cd82de130b2f410ba05b1d32c32cef01/FLAGec37b1af9 [2022-11-16 12:15:04,515 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:15:04,516 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/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 [2022-11-16 12:15:04,554 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/data/cc66e63d2/cd82de130b2f410ba05b1d32c32cef01/FLAGec37b1af9 [2022-11-16 12:15:04,581 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/data/cc66e63d2/cd82de130b2f410ba05b1d32c32cef01 [2022-11-16 12:15:04,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:15:04,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:15:04,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:15:04,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:15:04,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:15:04,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:15:04" (1/1) ... [2022-11-16 12:15:04,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411c7c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:04, skipping insertion in model container [2022-11-16 12:15:04,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:15:04" (1/1) ... [2022-11-16 12:15:04,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:15:04,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:15:05,261 WARN L1255 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2022-11-16 12:15:05,262 WARN L1255 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2022-11-16 12:15:05,363 WARN L229 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_38f8fd14-9399-4541-afc3-5666b3a58148/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] [2022-11-16 12:15:05,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:15:05,566 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:15:05,715 WARN L1255 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2022-11-16 12:15:05,716 WARN L1255 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2022-11-16 12:15:05,726 WARN L229 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_38f8fd14-9399-4541-afc3-5666b3a58148/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] [2022-11-16 12:15:05,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:15:05,861 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:15:05,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05 WrapperNode [2022-11-16 12:15:05,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:15:05,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:15:05,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:15:05,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:15:05,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (1/1) ... [2022-11-16 12:15:05,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (1/1) ... [2022-11-16 12:15:05,943 INFO L138 Inliner]: procedures = 76, calls = 196, calls flagged for inlining = 30, calls inlined = 26, statements flattened = 526 [2022-11-16 12:15:05,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:15:05,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:15:05,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:15:05,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:15:05,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (1/1) ... [2022-11-16 12:15:05,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (1/1) ... [2022-11-16 12:15:05,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (1/1) ... [2022-11-16 12:15:05,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (1/1) ... [2022-11-16 12:15:05,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (1/1) ... [2022-11-16 12:15:05,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (1/1) ... [2022-11-16 12:15:05,998 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (1/1) ... [2022-11-16 12:15:06,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (1/1) ... [2022-11-16 12:15:06,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:15:06,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:15:06,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:15:06,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:15:06,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (1/1) ... [2022-11-16 12:15:06,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:15:06,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:15:06,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:15:06,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:15:06,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:15:06,125 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2022-11-16 12:15:06,126 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2022-11-16 12:15:06,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:15:06,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:15:06,128 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 12:15:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 12:15:06,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 12:15:06,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 12:15:06,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:15:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-16 12:15:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-16 12:15:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:15:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2022-11-16 12:15:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2022-11-16 12:15:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2022-11-16 12:15:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2022-11-16 12:15:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:15:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:15:06,134 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2022-11-16 12:15:06,134 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2022-11-16 12:15:06,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:15:06,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 12:15:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 12:15:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 12:15:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 12:15:06,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:15:06,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:15:06,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-16 12:15:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-16 12:15:06,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:15:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:15:06,469 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:15:06,473 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:15:06,667 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 12:15:07,183 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:15:07,192 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:15:07,207 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 12:15:07,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:15:07 BoogieIcfgContainer [2022-11-16 12:15:07,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:15:07,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:15:07,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:15:07,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:15:07,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:15:04" (1/3) ... [2022-11-16 12:15:07,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d51b7d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:15:07, skipping insertion in model container [2022-11-16 12:15:07,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:05" (2/3) ... [2022-11-16 12:15:07,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d51b7d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:15:07, skipping insertion in model container [2022-11-16 12:15:07,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:15:07" (3/3) ... [2022-11-16 12:15:07,221 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 [2022-11-16 12:15:07,249 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:15:07,249 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:15:07,338 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:15:07,346 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@748412b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:15:07,346 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:15:07,352 INFO L276 IsEmpty]: Start isEmpty. Operand has 136 states, 107 states have (on average 1.3457943925233644) internal successors, (144), 112 states have internal predecessors, (144), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2022-11-16 12:15:07,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-16 12:15:07,365 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:15:07,365 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:15:07,366 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:15:07,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:15:07,373 INFO L85 PathProgramCache]: Analyzing trace with hash 945939342, now seen corresponding path program 1 times [2022-11-16 12:15:07,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:15:07,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099131387] [2022-11-16 12:15:07,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:15:07,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:15:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:07,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:15:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:07,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:15:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:07,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:15:07,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:15:07,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099131387] [2022-11-16 12:15:07,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099131387] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:15:07,995 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:15:07,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:15:07,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852305447] [2022-11-16 12:15:07,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:15:08,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:15:08,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:15:08,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:15:08,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:15:08,055 INFO L87 Difference]: Start difference. First operand has 136 states, 107 states have (on average 1.3457943925233644) internal successors, (144), 112 states have internal predecessors, (144), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-16 12:15:08,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:15:08,477 INFO L93 Difference]: Finished difference Result 281 states and 371 transitions. [2022-11-16 12:15:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:15:08,480 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2022-11-16 12:15:08,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:15:08,492 INFO L225 Difference]: With dead ends: 281 [2022-11-16 12:15:08,492 INFO L226 Difference]: Without dead ends: 129 [2022-11-16 12:15:08,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:15:08,501 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 80 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:15:08,502 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 348 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 12:15:08,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2022-11-16 12:15:08,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 125. [2022-11-16 12:15:08,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 110 states have (on average 1.3181818181818181) internal successors, (145), 110 states have internal predecessors, (145), 8 states have call successors, (8), 7 states have call predecessors, (8), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-16 12:15:08,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 160 transitions. [2022-11-16 12:15:08,560 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 160 transitions. Word has length 37 [2022-11-16 12:15:08,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:15:08,561 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 160 transitions. [2022-11-16 12:15:08,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-16 12:15:08,562 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 160 transitions. [2022-11-16 12:15:08,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-16 12:15:08,565 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:15:08,565 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:15:08,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:15:08,566 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:15:08,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:15:08,567 INFO L85 PathProgramCache]: Analyzing trace with hash 808416082, now seen corresponding path program 1 times [2022-11-16 12:15:08,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:15:08,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606830156] [2022-11-16 12:15:08,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:15:08,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:15:08,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:08,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:15:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:08,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-16 12:15:08,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:08,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-16 12:15:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:08,811 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-16 12:15:08,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:15:08,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606830156] [2022-11-16 12:15:08,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606830156] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:15:08,813 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:15:08,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:15:08,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012213963] [2022-11-16 12:15:08,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:15:08,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:15:08,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:15:08,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:15:08,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:15:08,816 INFO L87 Difference]: Start difference. First operand 125 states and 160 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-16 12:15:09,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:15:09,034 INFO L93 Difference]: Finished difference Result 129 states and 164 transitions. [2022-11-16 12:15:09,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:15:09,035 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 55 [2022-11-16 12:15:09,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:15:09,035 INFO L225 Difference]: With dead ends: 129 [2022-11-16 12:15:09,036 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 12:15:09,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:15:09,038 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 93 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:15:09,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 195 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:15:09,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 12:15:09,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 12:15:09,041 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) [2022-11-16 12:15:09,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:15:09,041 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2022-11-16 12:15:09,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:15:09,041 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:15:09,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-16 12:15:09,042 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:15:09,042 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 12:15:09,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:15:09,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:15:09,049 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 12:15:09,224 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestEXIT(lines 2662 2675) no Hoare annotation was computed. [2022-11-16 12:15:09,224 INFO L899 garLoopResultBuilder]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2022-11-16 12:15:09,225 INFO L902 garLoopResultBuilder]: At program point L3077(lines 3076 3078) the Hoare annotation is: true [2022-11-16 12:15:09,225 INFO L902 garLoopResultBuilder]: At program point hid_hw_requestENTRY(lines 2662 2675) the Hoare annotation is: true [2022-11-16 12:15:09,225 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestFINAL(lines 2662 2675) no Hoare annotation was computed. [2022-11-16 12:15:09,225 INFO L899 garLoopResultBuilder]: For program point hid_hw_stopFINAL(lines 2639 2646) no Hoare annotation was computed. [2022-11-16 12:15:09,226 INFO L902 garLoopResultBuilder]: At program point L3096(lines 3095 3097) the Hoare annotation is: true [2022-11-16 12:15:09,226 INFO L902 garLoopResultBuilder]: At program point hid_hw_stopENTRY(lines 2639 2646) the Hoare annotation is: true [2022-11-16 12:15:09,226 INFO L899 garLoopResultBuilder]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2022-11-16 12:15:09,226 INFO L899 garLoopResultBuilder]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2022-11-16 12:15:09,226 INFO L902 garLoopResultBuilder]: At program point L2643(line 2643) the Hoare annotation is: true [2022-11-16 12:15:09,227 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 2499 2501) the Hoare annotation is: true [2022-11-16 12:15:09,227 INFO L899 garLoopResultBuilder]: For program point L2500(line 2500) no Hoare annotation was computed. [2022-11-16 12:15:09,227 INFO L899 garLoopResultBuilder]: For program point L2500-2(lines 2499 2501) no Hoare annotation was computed. [2022-11-16 12:15:09,227 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2499 2501) no Hoare annotation was computed. [2022-11-16 12:15:09,227 INFO L902 garLoopResultBuilder]: At program point hid_hw_closeENTRY(lines 2655 2661) the Hoare annotation is: true [2022-11-16 12:15:09,228 INFO L899 garLoopResultBuilder]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2022-11-16 12:15:09,228 INFO L899 garLoopResultBuilder]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2022-11-16 12:15:09,228 INFO L899 garLoopResultBuilder]: For program point hid_hw_closeFINAL(lines 2655 2661) no Hoare annotation was computed. [2022-11-16 12:15:09,228 INFO L902 garLoopResultBuilder]: At program point L2658(line 2658) the Hoare annotation is: true [2022-11-16 12:15:09,228 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 2552 2558) no Hoare annotation was computed. [2022-11-16 12:15:09,228 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 2552 2558) the Hoare annotation is: true [2022-11-16 12:15:09,229 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2022-11-16 12:15:09,229 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2552 2558) no Hoare annotation was computed. [2022-11-16 12:15:09,229 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-11-16 12:15:09,229 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-11-16 12:15:09,229 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2022-11-16 12:15:09,230 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2022-11-16 12:15:09,230 INFO L899 garLoopResultBuilder]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2022-11-16 12:15:09,230 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-16 12:15:09,230 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 2519 2535) no Hoare annotation was computed. [2022-11-16 12:15:09,230 INFO L895 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 2519 2535) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2022-11-16 12:15:09,231 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 2519 2535) no Hoare annotation was computed. [2022-11-16 12:15:09,231 INFO L899 garLoopResultBuilder]: For program point L2531-1(line 2531) no Hoare annotation was computed. [2022-11-16 12:15:09,231 INFO L902 garLoopResultBuilder]: At program point L2531(line 2531) the Hoare annotation is: true [2022-11-16 12:15:09,231 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2559 2565) no Hoare annotation was computed. [2022-11-16 12:15:09,231 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 2559 2565) the Hoare annotation is: true [2022-11-16 12:15:09,232 INFO L902 garLoopResultBuilder]: At program point L2975(lines 2912 2996) the Hoare annotation is: true [2022-11-16 12:15:09,232 INFO L899 garLoopResultBuilder]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2022-11-16 12:15:09,232 INFO L895 garLoopResultBuilder]: At program point L2777(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,232 INFO L899 garLoopResultBuilder]: For program point L2926(line 2926) no Hoare annotation was computed. [2022-11-16 12:15:09,232 INFO L899 garLoopResultBuilder]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2022-11-16 12:15:09,232 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-16 12:15:09,233 INFO L899 garLoopResultBuilder]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2022-11-16 12:15:09,233 INFO L895 garLoopResultBuilder]: At program point L2795(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,233 INFO L899 garLoopResultBuilder]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2022-11-16 12:15:09,234 INFO L902 garLoopResultBuilder]: At program point L2845(line 2845) the Hoare annotation is: true [2022-11-16 12:15:09,234 INFO L899 garLoopResultBuilder]: For program point L3126(lines 3126 3128) no Hoare annotation was computed. [2022-11-16 12:15:09,234 INFO L895 garLoopResultBuilder]: At program point L3093(lines 3092 3094) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,234 INFO L899 garLoopResultBuilder]: For program point L3011(lines 3011 3014) no Hoare annotation was computed. [2022-11-16 12:15:09,235 INFO L899 garLoopResultBuilder]: For program point L2945(line 2945) no Hoare annotation was computed. [2022-11-16 12:15:09,237 INFO L899 garLoopResultBuilder]: For program point L2780(line 2780) no Hoare annotation was computed. [2022-11-16 12:15:09,237 INFO L899 garLoopResultBuilder]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2022-11-16 12:15:09,237 INFO L902 garLoopResultBuilder]: At program point L2995(lines 2905 2997) the Hoare annotation is: true [2022-11-16 12:15:09,238 INFO L899 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2022-11-16 12:15:09,238 INFO L899 garLoopResultBuilder]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2022-11-16 12:15:09,238 INFO L899 garLoopResultBuilder]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2022-11-16 12:15:09,243 INFO L902 garLoopResultBuilder]: At program point L2946(line 2946) the Hoare annotation is: true [2022-11-16 12:15:09,244 INFO L899 garLoopResultBuilder]: For program point L2913-1(line 2913) no Hoare annotation was computed. [2022-11-16 12:15:09,244 INFO L895 garLoopResultBuilder]: At program point L2913(line 2913) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-16 12:15:09,246 INFO L899 garLoopResultBuilder]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2022-11-16 12:15:09,247 INFO L899 garLoopResultBuilder]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2022-11-16 12:15:09,247 INFO L902 garLoopResultBuilder]: At program point L2633(line 2633) the Hoare annotation is: true [2022-11-16 12:15:09,247 INFO L895 garLoopResultBuilder]: At program point L3013-1(lines 3008 3017) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,247 INFO L895 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: false [2022-11-16 12:15:09,248 INFO L895 garLoopResultBuilder]: At program point L2617(lines 2612 2619) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,248 INFO L899 garLoopResultBuilder]: For program point L2964(line 2964) no Hoare annotation was computed. [2022-11-16 12:15:09,248 INFO L899 garLoopResultBuilder]: For program point L2799-1(line 2799) no Hoare annotation was computed. [2022-11-16 12:15:09,248 INFO L895 garLoopResultBuilder]: At program point L2799(line 2799) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,248 INFO L902 garLoopResultBuilder]: At program point L3113(lines 3112 3114) the Hoare annotation is: true [2022-11-16 12:15:09,249 INFO L899 garLoopResultBuilder]: For program point L2981(line 2981) no Hoare annotation was computed. [2022-11-16 12:15:09,249 INFO L895 garLoopResultBuilder]: At program point L2882(lines 2877 2884) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,249 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 12:15:09,249 INFO L895 garLoopResultBuilder]: At program point L2849(lines 2807 2851) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,251 INFO L899 garLoopResultBuilder]: For program point L2651-1(line 2651) no Hoare annotation was computed. [2022-11-16 12:15:09,251 INFO L895 garLoopResultBuilder]: At program point L2651(line 2651) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,252 INFO L899 garLoopResultBuilder]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2022-11-16 12:15:09,252 INFO L895 garLoopResultBuilder]: At program point L2569(lines 2566 2571) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,252 INFO L902 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: true [2022-11-16 12:15:09,252 INFO L895 garLoopResultBuilder]: At program point L2652(lines 2647 2654) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,252 INFO L895 garLoopResultBuilder]: At program point L2487(lines 2484 2489) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,253 INFO L895 garLoopResultBuilder]: At program point L2900(line 2900) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,253 INFO L899 garLoopResultBuilder]: For program point L2900-1(line 2900) no Hoare annotation was computed. [2022-11-16 12:15:09,253 INFO L895 garLoopResultBuilder]: At program point L2636(lines 2620 2638) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,254 INFO L899 garLoopResultBuilder]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2022-11-16 12:15:09,254 INFO L899 garLoopResultBuilder]: For program point L2967-2(lines 2965 2978) no Hoare annotation was computed. [2022-11-16 12:15:09,255 INFO L895 garLoopResultBuilder]: At program point L2769(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,258 INFO L895 garLoopResultBuilder]: At program point L3116(lines 3115 3117) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-16 12:15:09,258 INFO L899 garLoopResultBuilder]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2022-11-16 12:15:09,258 INFO L895 garLoopResultBuilder]: At program point L3100(lines 3099 3101) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,258 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-16 12:15:09,258 INFO L895 garLoopResultBuilder]: At program point L2902(lines 2896 2904) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,259 INFO L899 garLoopResultBuilder]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2022-11-16 12:15:09,259 INFO L899 garLoopResultBuilder]: For program point L2952(line 2952) no Hoare annotation was computed. [2022-11-16 12:15:09,259 INFO L899 garLoopResultBuilder]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2022-11-16 12:15:09,259 INFO L899 garLoopResultBuilder]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2022-11-16 12:15:09,259 INFO L895 garLoopResultBuilder]: At program point L2804(lines 2731 2806) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,259 INFO L899 garLoopResultBuilder]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2022-11-16 12:15:09,260 INFO L895 garLoopResultBuilder]: At program point L2771(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,260 INFO L899 garLoopResultBuilder]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2022-11-16 12:15:09,260 INFO L899 garLoopResultBuilder]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2022-11-16 12:15:09,260 INFO L899 garLoopResultBuilder]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2022-11-16 12:15:09,260 INFO L895 garLoopResultBuilder]: At program point L3003(lines 2999 3005) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,260 INFO L899 garLoopResultBuilder]: For program point L2937(line 2937) no Hoare annotation was computed. [2022-11-16 12:15:09,261 INFO L899 garLoopResultBuilder]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2022-11-16 12:15:09,261 INFO L902 garLoopResultBuilder]: At program point L3103(lines 3102 3104) the Hoare annotation is: true [2022-11-16 12:15:09,261 INFO L899 garLoopResultBuilder]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2022-11-16 12:15:09,261 INFO L899 garLoopResultBuilder]: For program point L2988(line 2988) no Hoare annotation was computed. [2022-11-16 12:15:09,261 INFO L899 garLoopResultBuilder]: For program point L2922(line 2922) no Hoare annotation was computed. [2022-11-16 12:15:09,261 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2022-11-16 12:15:09,262 INFO L902 garLoopResultBuilder]: At program point L2889(lines 2885 2891) the Hoare annotation is: true [2022-11-16 12:15:09,262 INFO L899 garLoopResultBuilder]: For program point L2625-1(line 2625) no Hoare annotation was computed. [2022-11-16 12:15:09,262 INFO L895 garLoopResultBuilder]: At program point L2625(line 2625) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,262 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-16 12:15:09,262 INFO L899 garLoopResultBuilder]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2022-11-16 12:15:09,263 INFO L902 garLoopResultBuilder]: At program point L2939(line 2939) the Hoare annotation is: true [2022-11-16 12:15:09,263 INFO L899 garLoopResultBuilder]: For program point L2956(line 2956) no Hoare annotation was computed. [2022-11-16 12:15:09,263 INFO L902 garLoopResultBuilder]: At program point L2989(line 2989) the Hoare annotation is: true [2022-11-16 12:15:09,263 INFO L899 garLoopResultBuilder]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2022-11-16 12:15:09,263 INFO L895 garLoopResultBuilder]: At program point L2775(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,263 INFO L895 garLoopResultBuilder]: At program point L2478(lines 2474 2480) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,264 INFO L899 garLoopResultBuilder]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2022-11-16 12:15:09,264 INFO L899 garLoopResultBuilder]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2022-11-16 12:15:09,264 INFO L899 garLoopResultBuilder]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2022-11-16 12:15:09,264 INFO L899 garLoopResultBuilder]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2022-11-16 12:15:09,264 INFO L895 garLoopResultBuilder]: At program point L2991(lines 2912 2996) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,264 INFO L899 garLoopResultBuilder]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2022-11-16 12:15:09,265 INFO L895 garLoopResultBuilder]: At program point L3074(lines 3073 3075) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,265 INFO L895 garLoopResultBuilder]: At program point L3107(lines 3106 3108) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-16 12:15:09,265 INFO L899 garLoopResultBuilder]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2022-11-16 12:15:09,265 INFO L899 garLoopResultBuilder]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2022-11-16 12:15:09,265 INFO L902 garLoopResultBuilder]: At program point ax_removeENTRY(lines 2852 2859) the Hoare annotation is: true [2022-11-16 12:15:09,266 INFO L902 garLoopResultBuilder]: At program point L2855(line 2855) the Hoare annotation is: true [2022-11-16 12:15:09,266 INFO L899 garLoopResultBuilder]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2022-11-16 12:15:09,266 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2022-11-16 12:15:09,266 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2022-11-16 12:15:09,266 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intFINAL(line -1) no Hoare annotation was computed. [2022-11-16 12:15:09,274 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-16 12:15:09,277 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:15:09,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:15:09 BoogieIcfgContainer [2022-11-16 12:15:09,323 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:15:09,324 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:15:09,324 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:15:09,325 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:15:09,325 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:15:07" (3/4) ... [2022-11-16 12:15:09,329 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 12:15:09,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-16 12:15:09,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2022-11-16 12:15:09,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-16 12:15:09,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-11-16 12:15:09,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-11-16 12:15:09,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2022-11-16 12:15:09,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2022-11-16 12:15:09,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-16 12:15:09,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2022-11-16 12:15:09,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2022-11-16 12:15:09,362 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-11-16 12:15:09,364 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-16 12:15:09,365 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-16 12:15:09,366 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-16 12:15:09,367 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 12:15:09,368 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 12:15:09,494 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 12:15:09,494 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:15:09,499 INFO L158 Benchmark]: Toolchain (without parser) took 4909.10ms. Allocated memory was 121.6MB in the beginning and 161.5MB in the end (delta: 39.8MB). Free memory was 73.9MB in the beginning and 102.8MB in the end (delta: -28.9MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-11-16 12:15:09,499 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:15:09,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1274.81ms. Allocated memory was 121.6MB in the beginning and 161.5MB in the end (delta: 39.8MB). Free memory was 73.7MB in the beginning and 123.4MB in the end (delta: -49.7MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2022-11-16 12:15:09,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.95ms. Allocated memory is still 161.5MB. Free memory was 123.4MB in the beginning and 119.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:15:09,501 INFO L158 Benchmark]: Boogie Preprocessor took 64.83ms. Allocated memory is still 161.5MB. Free memory was 119.2MB in the beginning and 115.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:15:09,501 INFO L158 Benchmark]: RCFGBuilder took 1199.00ms. Allocated memory is still 161.5MB. Free memory was 115.0MB in the beginning and 114.8MB in the end (delta: 230.8kB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2022-11-16 12:15:09,501 INFO L158 Benchmark]: TraceAbstraction took 2111.40ms. Allocated memory is still 161.5MB. Free memory was 114.1MB in the beginning and 112.4MB in the end (delta: 1.7MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2022-11-16 12:15:09,502 INFO L158 Benchmark]: Witness Printer took 169.90ms. Allocated memory is still 161.5MB. Free memory was 112.4MB in the beginning and 102.8MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:15:09,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1274.81ms. Allocated memory was 121.6MB in the beginning and 161.5MB in the end (delta: 39.8MB). Free memory was 73.7MB in the beginning and 123.4MB in the end (delta: -49.7MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.95ms. Allocated memory is still 161.5MB. Free memory was 123.4MB in the beginning and 119.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.83ms. Allocated memory is still 161.5MB. Free memory was 119.2MB in the beginning and 115.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1199.00ms. Allocated memory is still 161.5MB. Free memory was 115.0MB in the beginning and 114.8MB in the end (delta: 230.8kB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2111.40ms. Allocated memory is still 161.5MB. Free memory was 114.1MB in the beginning and 112.4MB in the end (delta: 1.7MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * Witness Printer took 169.90ms. Allocated memory is still 161.5MB. Free memory was 112.4MB in the beginning and 102.8MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * 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]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 137 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 178 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 173 mSDsluCounter, 543 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 300 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 107 IncrementalHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 243 mSDtfsCounter, 107 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 97 PreInvPairs, 145 NumberOfFragments, 135 HoareAnnotationTreeSize, 97 FomulaSimplifications, 24 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 57 FomulaSimplificationsInter, 59 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 205 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: 2877]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2612]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2484]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3106]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3115]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 2912]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2474]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2807]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3076]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2999]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2896]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3073]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2620]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3008]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3099]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2647]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2566]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2731]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2022-11-16 12:15:09,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f8fd14-9399-4541-afc3-5666b3a58148/bin/uautomizer-tPACEb0tL8/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