./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/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_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/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_aa797826-ec03-4c21-91d6-93f201c9b95e/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 74909622391d8d6688f7cf92b1187b85ab387a71d6e4222379ac00e3d2b34d56 --- 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 12:00:36,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:00:36,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:00:36,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:00:36,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:00:36,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:00:36,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:00:36,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:00:36,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:00:36,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:00:36,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:00:36,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:00:36,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:00:36,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:00:36,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:00:36,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:00:36,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:00:36,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:00:36,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:00:36,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:00:36,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:00:36,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:00:36,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:00:36,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:00:36,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:00:36,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:00:36,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:00:36,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:00:36,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:00:36,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:00:36,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:00:36,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:00:36,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:00:36,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:00:36,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:00:36,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:00:36,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:00:36,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:00:36,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:00:36,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:00:36,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:00:36,275 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:00:36,300 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:00:36,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:00:36,300 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:00:36,301 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:00:36,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:00:36,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:00:36,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:00:36,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:00:36,303 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:00:36,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:00:36,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:00:36,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:00:36,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:00:36,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:00:36,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:00:36,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:00:36,305 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:00:36,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:00:36,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:00:36,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:00:36,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:00:36,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:00:36,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:00:36,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:00:36,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:00:36,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:00:36,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:00:36,308 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:00:36,308 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:00:36,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:00:36,308 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_aa797826-ec03-4c21-91d6-93f201c9b95e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74909622391d8d6688f7cf92b1187b85ab387a71d6e4222379ac00e3d2b34d56 [2022-11-16 12:00:36,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:00:36,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:00:36,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:00:36,627 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:00:36,628 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:00:36,630 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i [2022-11-16 12:00:36,709 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8/data/c75df55f1/7ff9494828e04a26a9b79bf10c8aa692/FLAG1967b3cd8 [2022-11-16 12:00:38,255 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:00:38,256 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i [2022-11-16 12:00:38,361 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8/data/c75df55f1/7ff9494828e04a26a9b79bf10c8aa692/FLAG1967b3cd8 [2022-11-16 12:00:38,646 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8/data/c75df55f1/7ff9494828e04a26a9b79bf10c8aa692 [2022-11-16 12:00:38,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:00:38,654 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:00:38,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:00:38,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:00:38,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:00:38,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:00:38" (1/1) ... [2022-11-16 12:00:38,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31e57839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:38, skipping insertion in model container [2022-11-16 12:00:38,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:00:38" (1/1) ... [2022-11-16 12:00:38,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:00:39,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:00:49,716 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_aa797826-ec03-4c21-91d6-93f201c9b95e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i[901789,901802] [2022-11-16 12:00:49,719 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_aa797826-ec03-4c21-91d6-93f201c9b95e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i[901936,901949] [2022-11-16 12:00:49,719 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_aa797826-ec03-4c21-91d6-93f201c9b95e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i[902075,902088] [2022-11-16 12:00:49,720 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_aa797826-ec03-4c21-91d6-93f201c9b95e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i[902233,902246] [2022-11-16 12:00:49,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:00:49,849 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:00:50,999 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_aa797826-ec03-4c21-91d6-93f201c9b95e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i[901789,901802] [2022-11-16 12:00:51,000 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_aa797826-ec03-4c21-91d6-93f201c9b95e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i[901936,901949] [2022-11-16 12:00:51,000 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_aa797826-ec03-4c21-91d6-93f201c9b95e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i[902075,902088] [2022-11-16 12:00:51,001 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_aa797826-ec03-4c21-91d6-93f201c9b95e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i[902233,902246] [2022-11-16 12:00:51,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:00:51,560 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:00:51,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51 WrapperNode [2022-11-16 12:00:51,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:00:51,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:00:51,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:00:51,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:00:51,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (1/1) ... [2022-11-16 12:00:51,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (1/1) ... [2022-11-16 12:00:53,245 INFO L138 Inliner]: procedures = 726, calls = 16234, calls flagged for inlining = 402, calls inlined = 353, statements flattened = 29262 [2022-11-16 12:00:53,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:00:53,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:00:53,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:00:53,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:00:53,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (1/1) ... [2022-11-16 12:00:53,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (1/1) ... [2022-11-16 12:00:53,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (1/1) ... [2022-11-16 12:00:53,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (1/1) ... [2022-11-16 12:00:54,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (1/1) ... [2022-11-16 12:00:54,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (1/1) ... [2022-11-16 12:00:54,452 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (1/1) ... [2022-11-16 12:00:54,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (1/1) ... [2022-11-16 12:00:54,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:00:54,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:00:54,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:00:54,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:00:54,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (1/1) ... [2022-11-16 12:00:54,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:00:54,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:55,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:55,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa797826-ec03-4c21-91d6-93f201c9b95e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:00:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-16 12:00:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-16 12:00:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_fc_after_link_up [2022-11-16 12:00:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_fc_after_link_up [2022-11-16 12:00:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-16 12:00:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-16 12:00:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_collision_dist [2022-11-16 12:00:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_collision_dist [2022-11-16 12:00:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_ee_clk [2022-11-16 12:00:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_ee_clk [2022-11-16 12:00:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-16 12:00:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-16 12:00:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-11-16 12:00:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-11-16 12:00:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 12:00:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 12:00:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure reg_pattern_test [2022-11-16 12:00:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_pattern_test [2022-11-16 12:00:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-16 12:00:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-16 12:00:55,135 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-16 12:00:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-16 12:00:55,135 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-16 12:00:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-16 12:00:55,136 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_eeprom [2022-11-16 12:00:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_eeprom [2022-11-16 12:00:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 12:00:55,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 12:00:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_manageability [2022-11-16 12:00:55,137 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_manageability [2022-11-16 12:00:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_in_ee_bits [2022-11-16 12:00:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_in_ee_bits [2022-11-16 12:00:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down_and_stop [2022-11-16 12:00:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down_and_stop [2022-11-16 12:00:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-16 12:00:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-16 12:00:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-16 12:00:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-16 12:00:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-16 12:00:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-16 12:00:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_unmap_and_free_tx_resource [2022-11-16 12:00:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_unmap_and_free_tx_resource [2022-11-16 12:00:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-16 12:00:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-16 12:00:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_get_info [2022-11-16 12:00:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_get_info [2022-11-16 12:00:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-16 12:00:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-16 12:00:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-16 12:00:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-16 12:00:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_do_read_eeprom [2022-11-16 12:00:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_do_read_eeprom [2022-11-16 12:00:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_rctl [2022-11-16 12:00:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_rctl [2022-11-16 12:00:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-16 12:00:55,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-16 12:00:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set [2022-11-16 12:00:55,143 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set [2022-11-16 12:00:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2022-11-16 12:00:55,144 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2022-11-16 12:00:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-16 12:00:55,144 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-16 12:00:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset [2022-11-16 12:00:55,145 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset [2022-11-16 12:00:55,157 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-11-16 12:00:55,157 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-11-16 12:00:55,157 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_eeprom_params [2022-11-16 12:00:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_eeprom_params [2022-11-16 12:00:55,158 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2022-11-16 12:00:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2022-11-16 12:00:55,158 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-16 12:00:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-16 12:00:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-16 12:00:55,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-16 12:00:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-16 12:00:55,159 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-16 12:00:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-16 12:00:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-16 12:00:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-16 12:00:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-16 12:00:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-16 12:00:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-16 12:00:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-16 12:00:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-16 12:00:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-16 12:00:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-16 12:00:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:00:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-16 12:00:55,162 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-16 12:00:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg [2022-11-16 12:00:55,162 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg [2022-11-16 12:00:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_speed_and_duplex [2022-11-16 12:00:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_speed_and_duplex [2022-11-16 12:00:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_standby_eeprom [2022-11-16 12:00:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_standby_eeprom [2022-11-16 12:00:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2022-11-16 12:00:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2022-11-16 12:00:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-16 12:00:55,164 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-16 12:00:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure_rx [2022-11-16 12:00:55,164 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure_rx [2022-11-16 12:00:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-16 12:00:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-16 12:00:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_hw_dev [2022-11-16 12:00:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_hw_dev [2022-11-16 12:00:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_stats [2022-11-16 12:00:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_stats [2022-11-16 12:00:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_validate_option [2022-11-16 12:00:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_validate_option [2022-11-16 12:00:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-16 12:00:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-16 12:00:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 12:00:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 12:00:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link [2022-11-16 12:00:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link [2022-11-16 12:00:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_irq [2022-11-16 12:00:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_irq [2022-11-16 12:00:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 12:00:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-16 12:00:55,168 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-16 12:00:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_link [2022-11-16 12:00:55,168 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_link [2022-11-16 12:00:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_vlan_mode [2022-11-16 12:00:55,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_vlan_mode [2022-11-16 12:00:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset [2022-11-16 12:00:55,169 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset [2022-11-16 12:00:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-16 12:00:55,170 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-16 12:00:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_dsp_after_link_change [2022-11-16 12:00:55,170 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_dsp_after_link_change [2022-11-16 12:00:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 12:00:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-16 12:00:55,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-16 12:00:55,171 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_maybe_stop_tx [2022-11-16 12:00:55,171 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_maybe_stop_tx [2022-11-16 12:00:55,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:00:55,171 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-16 12:00:55,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-16 12:00:55,172 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shutdown [2022-11-16 12:00:55,186 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shutdown [2022-11-16 12:00:55,186 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-16 12:00:55,187 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-16 12:00:55,187 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_used [2022-11-16 12:00:55,187 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_used [2022-11-16 12:00:55,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 12:00:55,187 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 12:00:55,188 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_disable_receiver [2022-11-16 12:00:55,188 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_disable_receiver [2022-11-16 12:00:55,188 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_kill_vid [2022-11-16 12:00:55,188 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_kill_vid [2022-11-16 12:00:55,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-16 12:00:55,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-16 12:00:55,189 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_force_mac_fc [2022-11-16 12:00:55,189 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_force_mac_fc [2022-11-16 12:00:55,189 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-16 12:00:55,189 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-16 12:00:55,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-16 12:00:55,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-16 12:00:55,190 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-11-16 12:00:55,190 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-11-16 12:00:55,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-16 12:00:55,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-16 12:00:55,191 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_leave_82542_rst [2022-11-16 12:00:55,191 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_leave_82542_rst [2022-11-16 12:00:55,191 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_has_link [2022-11-16 12:00:55,191 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_has_link [2022-11-16 12:00:55,191 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-16 12:00:55,191 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-16 12:00:55,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-16 12:00:55,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-16 12:00:55,192 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-11-16 12:00:55,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-11-16 12:00:55,192 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_tx_resources [2022-11-16 12:00:55,193 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_tx_resources [2022-11-16 12:00:55,193 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-16 12:00:55,193 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-16 12:00:55,193 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2022-11-16 12:00:55,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2022-11-16 12:00:55,193 INFO L130 BoogieDeclarations]: Found specification of procedure reg_set_and_check [2022-11-16 12:00:55,194 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_set_and_check [2022-11-16 12:00:55,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:00:55,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-16 12:00:55,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-16 12:00:55,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-16 12:00:55,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-16 12:00:55,195 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_netpoll [2022-11-16 12:00:55,195 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_netpoll [2022-11-16 12:00:55,195 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-16 12:00:55,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-16 12:00:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:00:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-16 12:00:55,196 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-16 12:00:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-16 12:00:55,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-16 12:00:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-16 12:00:55,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-16 12:00:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:00:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_rx_mode [2022-11-16 12:00:55,197 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_rx_mode [2022-11-16 12:00:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 12:00:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-16 12:00:55,198 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-16 12:00:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-16 12:00:55,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-16 12:00:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_open [2022-11-16 12:00:55,199 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_open [2022-11-16 12:00:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-16 12:00:55,199 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-16 12:00:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_hw_reset [2022-11-16 12:00:55,200 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_hw_reset [2022-11-16 12:00:55,200 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_vfta [2022-11-16 12:00:55,200 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_vfta [2022-11-16 12:00:55,200 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-16 12:00:55,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-16 12:00:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_remove [2022-11-16 12:00:55,201 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_remove [2022-11-16 12:00:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_ee_bits [2022-11-16 12:00:55,201 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_ee_bits [2022-11-16 12:00:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure [2022-11-16 12:00:55,201 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure [2022-11-16 12:00:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-16 12:00:55,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-16 12:00:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-16 12:00:55,202 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-16 12:00:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-16 12:00:55,203 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-16 12:00:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_cable_length [2022-11-16 12:00:55,203 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_cable_length [2022-11-16 12:00:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-16 12:00:55,203 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-16 12:00:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_ee_clk [2022-11-16 12:00:55,204 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_ee_clk [2022-11-16 12:00:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_rx_resources [2022-11-16 12:00:55,214 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_rx_resources [2022-11-16 12:00:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-16 12:00:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-16 12:00:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_add_vid [2022-11-16 12:00:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_add_vid [2022-11-16 12:00:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-16 12:00:55,216 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-16 12:00:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-11-16 12:00:55,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-11-16 12:00:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-16 12:00:55,219 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-16 12:00:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_write [2022-11-16 12:00:55,219 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_write [2022-11-16 12:00:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-16 12:00:55,222 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-16 12:00:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_resume [2022-11-16 12:00:55,222 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_resume [2022-11-16 12:00:55,227 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-16 12:00:55,228 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-16 12:00:55,228 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-16 12:00:55,242 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-16 12:00:55,243 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom [2022-11-16 12:00:55,243 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom [2022-11-16 12:00:55,243 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_enter_82542_rst [2022-11-16 12:00:55,243 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_enter_82542_rst [2022-11-16 12:00:55,243 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_acquire_eeprom [2022-11-16 12:00:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_acquire_eeprom [2022-11-16 12:00:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-16 12:00:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-16 12:00:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:00:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:00:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_down_phy [2022-11-16 12:00:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_down_phy [2022-11-16 12:00:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-16 12:00:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-16 12:00:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-11-16 12:00:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-11-16 12:00:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_spi_eeprom_ready [2022-11-16 12:00:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_spi_eeprom_ready [2022-11-16 12:00:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_clear_mwi [2022-11-16 12:00:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_clear_mwi [2022-11-16 12:00:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-16 12:00:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-16 12:00:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_up_phy [2022-11-16 12:00:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_up_phy [2022-11-16 12:00:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 12:00:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 12:00:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 12:00:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 12:00:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-16 12:00:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-16 12:00:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-16 12:00:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-16 12:00:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-16 12:00:55,249 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-16 12:00:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg_ex [2022-11-16 12:00:55,249 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg_ex [2022-11-16 12:00:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-16 12:00:55,249 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-16 12:00:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-16 12:00:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-16 12:00:55,250 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-16 12:00:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-16 12:00:55,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-16 12:00:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_resume [2022-11-16 12:00:55,250 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_resume [2022-11-16 12:00:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-16 12:00:55,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-16 12:00:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-16 12:00:55,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-16 12:00:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_polarity [2022-11-16 12:00:55,252 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_polarity [2022-11-16 12:00:55,252 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-16 12:00:55,252 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-16 12:00:55,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 12:00:55,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 12:00:55,252 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-16 12:00:55,253 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-16 12:00:55,253 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_mdi_clk [2022-11-16 12:00:55,253 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_mdi_clk [2022-11-16 12:00:55,253 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_mac_to_phy [2022-11-16 12:00:55,253 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_mac_to_phy [2022-11-16 12:00:55,253 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom_len [2022-11-16 12:00:55,254 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom_len [2022-11-16 12:00:55,254 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-16 12:00:55,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-16 12:00:55,254 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2022-11-16 12:00:55,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2022-11-16 12:00:55,255 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_rx_resources [2022-11-16 12:00:55,255 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_rx_resources [2022-11-16 12:00:55,255 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-16 12:00:55,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-16 12:00:55,255 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-16 12:00:55,255 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-16 12:00:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_close [2022-11-16 12:00:55,256 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_close [2022-11-16 12:00:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset_clk_and_crs [2022-11-16 12:00:55,256 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset_clk_and_crs [2022-11-16 12:00:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-16 12:00:55,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-16 12:00:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-16 12:00:55,257 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-16 12:00:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-16 12:00:55,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-16 12:00:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-16 12:00:55,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-16 12:00:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:00:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-16 12:00:55,258 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-16 12:00:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-16 12:00:55,258 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-16 12:00:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-16 12:00:55,259 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-16 12:00:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_regs_len [2022-11-16 12:00:55,259 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_regs_len [2022-11-16 12:00:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:00:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-16 12:00:55,260 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-16 12:00:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-16 12:00:55,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-16 12:00:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-16 12:00:55,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-16 12:00:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_tx_resources [2022-11-16 12:00:55,272 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_tx_resources [2022-11-16 12:00:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_setup_autoneg [2022-11-16 12:00:55,273 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_setup_autoneg [2022-11-16 12:00:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mng_vlan [2022-11-16 12:00:55,273 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mng_vlan [2022-11-16 12:00:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:00:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_media_type [2022-11-16 12:00:55,274 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_media_type [2022-11-16 12:00:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_eeprom [2022-11-16 12:00:55,274 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_eeprom [2022-11-16 12:00:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_filter_on_off [2022-11-16 12:00:55,274 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_filter_on_off [2022-11-16 12:00:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-16 12:00:55,278 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-16 12:00:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_nway_reset [2022-11-16 12:00:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_nway_reset [2022-11-16 12:00:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-16 12:00:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-16 12:00:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_phy_loopback [2022-11-16 12:00:55,280 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_phy_loopback [2022-11-16 12:00:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-16 12:00:55,282 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-16 12:00:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-16 12:00:55,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-16 12:00:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-16 12:00:55,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-16 12:00:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-16 12:00:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-16 12:00:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_all_rx_rings [2022-11-16 12:00:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_all_rx_rings [2022-11-16 12:00:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-16 12:00:55,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-16 12:00:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_enable [2022-11-16 12:00:55,284 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_enable [2022-11-16 12:00:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_up [2022-11-16 12:00:55,284 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_up [2022-11-16 12:00:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_tx_timeout [2022-11-16 12:00:55,285 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_tx_timeout [2022-11-16 12:00:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reinit_locked [2022-11-16 12:00:55,285 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reinit_locked [2022-11-16 12:00:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-11-16 12:00:55,285 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-11-16 12:00:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_phy_reg [2022-11-16 12:00:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_phy_reg [2022-11-16 12:00:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_rx_resources [2022-11-16 12:00:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_rx_resources [2022-11-16 12:00:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_mdi_clk [2022-11-16 12:00:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_mdi_clk [2022-11-16 12:00:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-16 12:00:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-16 12:00:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-16 12:00:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-16 12:00:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-16 12:00:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-16 12:00:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_copper_link_rtl_setup [2022-11-16 12:00:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_copper_link_rtl_setup [2022-11-16 12:00:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-16 12:00:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-16 12:00:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_eeprom [2022-11-16 12:00:55,289 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_eeprom [2022-11-16 12:00:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_desc_rings [2022-11-16 12:00:55,289 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_desc_rings [2022-11-16 12:00:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_set_mwi [2022-11-16 12:00:55,289 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_set_mwi [2022-11-16 12:00:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-16 12:00:55,290 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-16 12:00:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-16 12:00:55,290 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-16 12:00:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_polarity_reversal_workaround [2022-11-16 12:00:55,290 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_polarity_reversal_workaround [2022-11-16 12:00:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-16 12:00:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-16 12:00:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-16 12:00:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-16 12:00:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 12:00:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 12:00:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_link_test [2022-11-16 12:00:55,292 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_link_test [2022-11-16 12:00:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_mdi_bits [2022-11-16 12:00:55,292 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_mdi_bits [2022-11-16 12:00:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_20 [2022-11-16 12:00:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_20 [2022-11-16 12:00:55,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:00:55,307 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_64k_bound [2022-11-16 12:00:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_64k_bound [2022-11-16 12:00:55,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 12:00:55,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 12:00:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_spd_dplx [2022-11-16 12:00:55,308 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_spd_dplx [2022-11-16 12:00:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-11-16 12:00:55,308 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-11-16 12:00:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down [2022-11-16 12:00:55,309 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down [2022-11-16 12:00:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-16 12:00:55,309 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-16 12:00:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_init_script [2022-11-16 12:00:55,309 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_init_script [2022-11-16 12:00:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-16 12:00:55,310 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-16 12:00:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-11-16 12:00:55,310 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-11-16 12:00:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_request_irq [2022-11-16 12:00:55,310 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_request_irq [2022-11-16 12:00:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-16 12:00:55,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-16 12:00:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_eeprom [2022-11-16 12:00:55,311 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_eeprom [2022-11-16 12:00:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw [2022-11-16 12:00:55,312 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw [2022-11-16 12:00:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_disable [2022-11-16 12:00:55,312 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_disable [2022-11-16 12:00:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-16 12:00:55,312 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-16 12:00:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-16 12:00:55,313 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-16 12:00:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_tx_ring [2022-11-16 12:00:55,313 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_tx_ring [2022-11-16 12:00:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_shutdown [2022-11-16 12:00:55,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_shutdown [2022-11-16 12:00:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_tx_resources [2022-11-16 12:00:55,314 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_tx_resources [2022-11-16 12:00:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-16 12:00:55,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-16 12:00:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-16 12:00:55,314 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-16 12:00:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-16 12:00:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-16 12:00:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-16 12:00:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-16 12:00:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_manageability [2022-11-16 12:00:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_manageability [2022-11-16 12:00:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-16 12:00:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-16 12:00:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-16 12:00:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-16 12:00:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_wol_exclusion [2022-11-16 12:00:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_wol_exclusion [2022-11-16 12:00:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 12:00:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 12:00:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-16 12:00:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-16 12:00:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_e1000_exit_module_13_2 [2022-11-16 12:00:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_e1000_exit_module_13_2 [2022-11-16 12:00:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-16 12:00:55,318 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-16 12:00:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-16 12:00:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:00:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-16 12:00:55,318 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-16 12:00:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_rx_ring [2022-11-16 12:00:55,319 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_rx_ring [2022-11-16 12:00:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-16 12:00:55,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-16 12:00:55,323 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-16 12:00:58,495 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:00:58,505 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:01:00,218 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 12:02:08,861 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-16 12:02:09,474 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:02:09,531 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:02:09,532 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-11-16 12:02:09,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:02:09 BoogieIcfgContainer [2022-11-16 12:02:09,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:02:09,552 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:02:09,552 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:02:09,559 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:02:09,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:00:38" (1/3) ... [2022-11-16 12:02:09,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d0263e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:02:09, skipping insertion in model container [2022-11-16 12:02:09,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:51" (2/3) ... [2022-11-16 12:02:09,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d0263e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:02:09, skipping insertion in model container [2022-11-16 12:02:09,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:02:09" (3/3) ... [2022-11-16 12:02:09,566 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-e1000-e1000.cil.i [2022-11-16 12:02:09,587 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:02:09,587 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-16 12:02:09,817 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:02:09,828 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;@4bfdb9ba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:02:09,828 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-16 12:02:09,860 INFO L276 IsEmpty]: Start isEmpty. Operand has 8528 states, 6114 states have (on average 1.3801112201504744) internal successors, (8438), 6207 states have internal predecessors, (8438), 2170 states have call successors, (2170), 245 states have call predecessors, (2170), 244 states have return successors, (2164), 2156 states have call predecessors, (2164), 2164 states have call successors, (2164) [2022-11-16 12:02:09,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-11-16 12:02:09,898 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:02:09,899 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:02:09,900 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:02:09,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:02:09,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1006479812, now seen corresponding path program 1 times [2022-11-16 12:02:09,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:02:09,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56496166] [2022-11-16 12:02:09,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:02:09,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:02:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-16 12:02:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:02:12,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 12:02:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-16 12:02:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 12:02:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-16 12:02:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-16 12:02:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-16 12:02:12,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:02:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:02:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-16 12:02:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-16 12:02:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-16 12:02:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:02:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:02:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 12:02:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-16 12:02:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:12,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-16 12:02:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-16 12:02:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-16 12:02:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-16 12:02:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-16 12:02:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-16 12:02:13,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:02:13,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:02:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-16 12:02:13,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2346 trivial. 0 not checked. [2022-11-16 12:02:13,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:02:13,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56496166] [2022-11-16 12:02:13,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56496166] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:02:13,225 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:02:13,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:02:13,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524489440] [2022-11-16 12:02:13,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:02:13,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:02:13,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:02:13,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:02:13,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:02:13,288 INFO L87 Difference]: Start difference. First operand has 8528 states, 6114 states have (on average 1.3801112201504744) internal successors, (8438), 6207 states have internal predecessors, (8438), 2170 states have call successors, (2170), 245 states have call predecessors, (2170), 244 states have return successors, (2164), 2156 states have call predecessors, (2164), 2164 states have call successors, (2164) Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-16 12:02:54,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:02:59,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:02:59,715 INFO L93 Difference]: Finished difference Result 26336 states and 40588 transitions. [2022-11-16 12:02:59,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:02:59,951 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 280 [2022-11-16 12:02:59,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:03:00,197 INFO L225 Difference]: With dead ends: 26336 [2022-11-16 12:03:00,197 INFO L226 Difference]: Without dead ends: 17842 [2022-11-16 12:03:00,617 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:03:00,621 INFO L413 NwaCegarLoop]: 12455 mSDtfsCounter, 15306 mSDsluCounter, 16359 mSDsCounter, 0 mSdLazyCounter, 9290 mSolverCounterSat, 5667 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17092 SdHoareTripleChecker+Valid, 28814 SdHoareTripleChecker+Invalid, 14957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 5667 IncrementalHoareTripleChecker+Valid, 9290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:03:00,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17092 Valid, 28814 Invalid, 14957 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [5667 Valid, 9290 Invalid, 0 Unknown, 0 Unchecked, 44.4s Time] [2022-11-16 12:03:00,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17842 states. [2022-11-16 12:03:02,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17842 to 16842. [2022-11-16 12:03:02,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16842 states, 12074 states have (on average 1.3602782839158523) internal successors, (16424), 12255 states have internal predecessors, (16424), 4281 states have call successors, (4281), 486 states have call predecessors, (4281), 485 states have return successors, (4278), 4262 states have call predecessors, (4278), 4278 states have call successors, (4278) [2022-11-16 12:03:02,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16842 states to 16842 states and 24983 transitions. [2022-11-16 12:03:02,589 INFO L78 Accepts]: Start accepts. Automaton has 16842 states and 24983 transitions. Word has length 280 [2022-11-16 12:03:02,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:03:02,594 INFO L495 AbstractCegarLoop]: Abstraction has 16842 states and 24983 transitions. [2022-11-16 12:03:02,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-16 12:03:02,596 INFO L276 IsEmpty]: Start isEmpty. Operand 16842 states and 24983 transitions. [2022-11-16 12:03:02,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-11-16 12:03:02,614 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:03:02,615 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:03:02,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:03:02,620 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:03:02,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:03:02,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1192140102, now seen corresponding path program 1 times [2022-11-16 12:03:02,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:03:02,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99372508] [2022-11-16 12:03:02,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:03:02,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:03:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-16 12:03:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:03:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 12:03:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-16 12:03:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 12:03:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-16 12:03:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-16 12:03:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-16 12:03:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:03:04,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:03:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-16 12:03:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-16 12:03:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-16 12:03:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:03:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:03:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 12:03:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-16 12:03:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-16 12:03:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-16 12:03:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-16 12:03:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-16 12:03:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:04,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:05,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-16 12:03:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:05,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:05,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-16 12:03:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:05,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:05,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:03:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:05,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-11-16 12:03:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:05,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-11-16 12:03:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:05,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-16 12:03:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:05,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2346 trivial. 0 not checked. [2022-11-16 12:03:05,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:03:05,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99372508] [2022-11-16 12:03:05,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99372508] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:03:05,174 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:03:05,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:03:05,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533306531] [2022-11-16 12:03:05,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:03:05,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:03:05,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:03:05,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:03:05,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:03:05,180 INFO L87 Difference]: Start difference. First operand 16842 states and 24983 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-16 12:03:41,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:03:44,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:03:44,511 INFO L93 Difference]: Finished difference Result 41042 states and 61061 transitions. [2022-11-16 12:03:44,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:03:44,512 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 309 [2022-11-16 12:03:44,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:03:44,714 INFO L225 Difference]: With dead ends: 41042 [2022-11-16 12:03:44,714 INFO L226 Difference]: Without dead ends: 24251 [2022-11-16 12:03:44,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 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 12:03:44,825 INFO L413 NwaCegarLoop]: 12453 mSDtfsCounter, 13130 mSDsluCounter, 16403 mSDsCounter, 0 mSdLazyCounter, 9329 mSolverCounterSat, 5065 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14743 SdHoareTripleChecker+Valid, 28856 SdHoareTripleChecker+Invalid, 14395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5065 IncrementalHoareTripleChecker+Valid, 9329 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:03:44,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14743 Valid, 28856 Invalid, 14395 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5065 Valid, 9329 Invalid, 1 Unknown, 0 Unchecked, 37.5s Time] [2022-11-16 12:03:44,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24251 states. [2022-11-16 12:03:46,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24251 to 22903. [2022-11-16 12:03:46,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22903 states, 16393 states have (on average 1.3581406697980845) internal successors, (22264), 16637 states have internal predecessors, (22264), 5855 states have call successors, (5855), 655 states have call predecessors, (5855), 653 states have return successors, (5852), 5825 states have call predecessors, (5852), 5852 states have call successors, (5852) [2022-11-16 12:03:46,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22903 states to 22903 states and 33971 transitions. [2022-11-16 12:03:46,880 INFO L78 Accepts]: Start accepts. Automaton has 22903 states and 33971 transitions. Word has length 309 [2022-11-16 12:03:46,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:03:46,882 INFO L495 AbstractCegarLoop]: Abstraction has 22903 states and 33971 transitions. [2022-11-16 12:03:46,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-16 12:03:46,882 INFO L276 IsEmpty]: Start isEmpty. Operand 22903 states and 33971 transitions. [2022-11-16 12:03:46,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-11-16 12:03:46,896 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:03:46,896 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:03:46,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:03:46,897 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:03:46,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:03:46,897 INFO L85 PathProgramCache]: Analyzing trace with hash 950970199, now seen corresponding path program 1 times [2022-11-16 12:03:46,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:03:46,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542656506] [2022-11-16 12:03:46,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:03:46,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:03:47,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-16 12:03:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:03:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 12:03:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-16 12:03:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 12:03:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-16 12:03:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-16 12:03:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-16 12:03:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:03:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:03:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-16 12:03:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-16 12:03:48,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-16 12:03:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:03:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:48,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:03:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 12:03:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:49,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-16 12:03:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-16 12:03:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-16 12:03:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-16 12:03:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-16 12:03:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-16 12:03:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-16 12:03:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:03:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-16 12:03:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-16 12:03:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-11-16 12:03:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-16 12:03:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:03:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-16 12:03:49,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-11-16 12:03:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-11-16 12:03:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:49,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2605 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2595 trivial. 0 not checked. [2022-11-16 12:03:49,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:03:49,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542656506] [2022-11-16 12:03:49,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542656506] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:03:49,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:03:49,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:03:49,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175877040] [2022-11-16 12:03:49,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:03:49,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:03:49,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:03:49,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:03:49,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:03:49,304 INFO L87 Difference]: Start difference. First operand 22903 states and 33971 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-16 12:04:27,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:04:30,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:04:30,972 INFO L93 Difference]: Finished difference Result 56386 states and 83892 transitions. [2022-11-16 12:04:30,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:04:30,975 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 338 [2022-11-16 12:04:30,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:04:31,305 INFO L225 Difference]: With dead ends: 56386 [2022-11-16 12:04:31,306 INFO L226 Difference]: Without dead ends: 40708 [2022-11-16 12:04:31,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:04:31,416 INFO L413 NwaCegarLoop]: 19371 mSDtfsCounter, 13951 mSDsluCounter, 21377 mSDsCounter, 0 mSdLazyCounter, 10761 mSolverCounterSat, 3913 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15732 SdHoareTripleChecker+Valid, 40748 SdHoareTripleChecker+Invalid, 14674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 3913 IncrementalHoareTripleChecker+Valid, 10761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:04:31,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15732 Valid, 40748 Invalid, 14674 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [3913 Valid, 10761 Invalid, 0 Unknown, 0 Unchecked, 39.5s Time] [2022-11-16 12:04:31,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40708 states. [2022-11-16 12:04:34,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40708 to 38445. [2022-11-16 12:04:34,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38445 states, 27534 states have (on average 1.358792765308346) internal successors, (37413), 27941 states have internal predecessors, (37413), 9811 states have call successors, (9811), 1100 states have call predecessors, (9811), 1098 states have return successors, (9808), 9766 states have call predecessors, (9808), 9808 states have call successors, (9808) [2022-11-16 12:04:35,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38445 states to 38445 states and 57032 transitions. [2022-11-16 12:04:35,104 INFO L78 Accepts]: Start accepts. Automaton has 38445 states and 57032 transitions. Word has length 338 [2022-11-16 12:04:35,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:04:35,105 INFO L495 AbstractCegarLoop]: Abstraction has 38445 states and 57032 transitions. [2022-11-16 12:04:35,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-16 12:04:35,105 INFO L276 IsEmpty]: Start isEmpty. Operand 38445 states and 57032 transitions. [2022-11-16 12:04:35,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-11-16 12:04:35,119 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:04:35,119 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:04:35,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 12:04:35,120 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:04:35,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:04:35,120 INFO L85 PathProgramCache]: Analyzing trace with hash 816956693, now seen corresponding path program 1 times [2022-11-16 12:04:35,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:04:35,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326114286] [2022-11-16 12:04:35,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:04:35,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:04:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-16 12:04:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:04:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 12:04:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-16 12:04:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 12:04:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-16 12:04:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-16 12:04:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-16 12:04:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:04:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:04:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-16 12:04:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-16 12:04:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-16 12:04:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:04:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:04:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 12:04:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-16 12:04:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-16 12:04:38,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-16 12:04:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-16 12:04:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-16 12:04:38,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-16 12:04:38,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-16 12:04:38,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:04:38,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-16 12:04:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-16 12:04:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-11-16 12:04:38,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-16 12:04:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:04:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-16 12:04:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-11-16 12:04:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-11-16 12:04:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:38,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2605 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2605 trivial. 0 not checked. [2022-11-16 12:04:38,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:04:38,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326114286] [2022-11-16 12:04:38,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326114286] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:04:38,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:04:38,927 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:04:38,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936179400] [2022-11-16 12:04:38,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:04:38,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:04:38,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:04:38,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:04:38,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:04:38,929 INFO L87 Difference]: Start difference. First operand 38445 states and 57032 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-16 12:05:04,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:05:06,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:05:06,168 INFO L93 Difference]: Finished difference Result 40706 states and 60633 transitions. [2022-11-16 12:05:06,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:05:06,169 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 338 [2022-11-16 12:05:06,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:05:06,434 INFO L225 Difference]: With dead ends: 40706 [2022-11-16 12:05:06,435 INFO L226 Difference]: Without dead ends: 40675 [2022-11-16 12:05:06,472 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:05:06,474 INFO L413 NwaCegarLoop]: 10673 mSDtfsCounter, 13008 mSDsluCounter, 15970 mSDsCounter, 0 mSdLazyCounter, 7380 mSolverCounterSat, 3634 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14368 SdHoareTripleChecker+Valid, 26643 SdHoareTripleChecker+Invalid, 11015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3634 IncrementalHoareTripleChecker+Valid, 7380 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:05:06,476 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14368 Valid, 26643 Invalid, 11015 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3634 Valid, 7380 Invalid, 1 Unknown, 0 Unchecked, 25.3s Time] [2022-11-16 12:05:06,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40675 states. [2022-11-16 12:05:08,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40675 to 38414. [2022-11-16 12:05:09,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38414 states, 27520 states have (on average 1.3587572674418604) internal successors, (37393), 27921 states have internal predecessors, (37393), 9796 states have call successors, (9796), 1097 states have call predecessors, (9796), 1097 states have return successors, (9796), 9758 states have call predecessors, (9796), 9796 states have call successors, (9796) [2022-11-16 12:05:09,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38414 states to 38414 states and 56985 transitions. [2022-11-16 12:05:09,313 INFO L78 Accepts]: Start accepts. Automaton has 38414 states and 56985 transitions. Word has length 338 [2022-11-16 12:05:09,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:05:09,314 INFO L495 AbstractCegarLoop]: Abstraction has 38414 states and 56985 transitions. [2022-11-16 12:05:09,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-16 12:05:09,314 INFO L276 IsEmpty]: Start isEmpty. Operand 38414 states and 56985 transitions. [2022-11-16 12:05:09,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-16 12:05:09,353 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:05:09,354 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:05:09,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 12:05:09,354 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:05:09,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:05:09,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1687719280, now seen corresponding path program 1 times [2022-11-16 12:05:09,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:05:09,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131473334] [2022-11-16 12:05:09,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:05:09,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:05:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-16 12:05:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:05:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 12:05:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-16 12:05:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 12:05:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-16 12:05:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-16 12:05:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-16 12:05:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:05:11,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:05:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-16 12:05:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-16 12:05:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-16 12:05:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:05:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:05:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 12:05:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-16 12:05:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-16 12:05:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-16 12:05:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-16 12:05:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-16 12:05:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-16 12:05:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-16 12:05:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:05:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-16 12:05:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-16 12:05:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-11-16 12:05:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-11-16 12:05:11,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-11-16 12:05:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-11-16 12:05:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-11-16 12:05:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-11-16 12:05:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-11-16 12:05:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-11-16 12:05:11,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:11,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2614 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2611 trivial. 0 not checked. [2022-11-16 12:05:11,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:05:11,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131473334] [2022-11-16 12:05:11,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131473334] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:05:11,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:05:11,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:05:11,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298124804] [2022-11-16 12:05:11,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:05:11,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:05:11,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:05:11,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:05:11,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:05:11,920 INFO L87 Difference]: Start difference. First operand 38414 states and 56985 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-11-16 12:05:50,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:05:53,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:05:53,113 INFO L93 Difference]: Finished difference Result 87113 states and 129573 transitions. [2022-11-16 12:05:53,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:05:53,114 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 375 [2022-11-16 12:05:53,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:05:53,537 INFO L225 Difference]: With dead ends: 87113 [2022-11-16 12:05:53,538 INFO L226 Difference]: Without dead ends: 55924 [2022-11-16 12:05:53,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 118 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 12:05:53,731 INFO L413 NwaCegarLoop]: 19758 mSDtfsCounter, 11613 mSDsluCounter, 21534 mSDsCounter, 0 mSdLazyCounter, 10845 mSolverCounterSat, 3180 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13220 SdHoareTripleChecker+Valid, 41292 SdHoareTripleChecker+Invalid, 14026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 3180 IncrementalHoareTripleChecker+Valid, 10845 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:05:53,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13220 Valid, 41292 Invalid, 14026 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [3180 Valid, 10845 Invalid, 1 Unknown, 0 Unchecked, 38.1s Time] [2022-11-16 12:05:53,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55924 states. [2022-11-16 12:05:56,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55924 to 52820. [2022-11-16 12:05:56,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52820 states, 37831 states have (on average 1.3584362031138484) internal successors, (51391), 38381 states have internal predecessors, (51391), 13482 states have call successors, (13482), 1506 states have call predecessors, (13482), 1506 states have return successors, (13482), 13429 states have call predecessors, (13482), 13482 states have call successors, (13482) [2022-11-16 12:05:57,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52820 states to 52820 states and 78355 transitions. [2022-11-16 12:05:57,250 INFO L78 Accepts]: Start accepts. Automaton has 52820 states and 78355 transitions. Word has length 375 [2022-11-16 12:05:57,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:05:57,251 INFO L495 AbstractCegarLoop]: Abstraction has 52820 states and 78355 transitions. [2022-11-16 12:05:57,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-11-16 12:05:57,252 INFO L276 IsEmpty]: Start isEmpty. Operand 52820 states and 78355 transitions. [2022-11-16 12:05:57,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2022-11-16 12:05:57,363 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:05:57,363 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 23, 23, 23, 23, 23, 23, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:05:57,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 12:05:57,364 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:05:57,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:05:57,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1630313007, now seen corresponding path program 1 times [2022-11-16 12:05:57,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:05:57,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376238803] [2022-11-16 12:05:57,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:05:57,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:05:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-16 12:05:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:05:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 12:05:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-16 12:05:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 12:05:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-16 12:05:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-16 12:05:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-16 12:05:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:05:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:05:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-16 12:05:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-16 12:05:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-16 12:05:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:05:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:05:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 12:05:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-16 12:05:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-16 12:05:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-16 12:05:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-16 12:05:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-16 12:05:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-16 12:05:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-16 12:05:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:05:59,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-16 12:05:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-16 12:05:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-11-16 12:05:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-11-16 12:05:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-11-16 12:05:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-11-16 12:05:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-11-16 12:05:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-11-16 12:05:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:05:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-16 12:05:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-16 12:05:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:05:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:05:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-16 12:05:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-16 12:05:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-11-16 12:05:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-11-16 12:05:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-11-16 12:05:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-11-16 12:05:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:05:59,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2918 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 2894 trivial. 0 not checked. [2022-11-16 12:05:59,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:05:59,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376238803] [2022-11-16 12:05:59,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376238803] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:05:59,812 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:05:59,812 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:05:59,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615004913] [2022-11-16 12:05:59,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:05:59,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:05:59,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:05:59,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:05:59,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:05:59,814 INFO L87 Difference]: Start difference. First operand 52820 states and 78355 transitions. Second operand has 4 states, 4 states have (on average 34.5) internal successors, (138), 3 states have internal predecessors, (138), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-11-16 12:06:37,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:06:39,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:06:39,997 INFO L93 Difference]: Finished difference Result 116761 states and 173623 transitions. [2022-11-16 12:06:39,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:06:39,998 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 3 states have internal predecessors, (138), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 449 [2022-11-16 12:06:39,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:06:40,614 INFO L225 Difference]: With dead ends: 116761 [2022-11-16 12:06:40,614 INFO L226 Difference]: Without dead ends: 71166 [2022-11-16 12:06:40,819 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 138 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 12:06:40,820 INFO L413 NwaCegarLoop]: 19761 mSDtfsCounter, 11630 mSDsluCounter, 21556 mSDsCounter, 0 mSdLazyCounter, 10839 mSolverCounterSat, 3174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13238 SdHoareTripleChecker+Valid, 41317 SdHoareTripleChecker+Invalid, 14013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 3174 IncrementalHoareTripleChecker+Valid, 10839 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:06:40,820 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13238 Valid, 41317 Invalid, 14013 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [3174 Valid, 10839 Invalid, 0 Unknown, 0 Unchecked, 36.3s Time] [2022-11-16 12:06:40,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71166 states. [2022-11-16 12:06:44,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71166 to 67220. [2022-11-16 12:06:44,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67220 states, 48136 states have (on average 1.3582973242479641) internal successors, (65383), 48835 states have internal predecessors, (65383), 17168 states have call successors, (17168), 1915 states have call predecessors, (17168), 1915 states have return successors, (17168), 17100 states have call predecessors, (17168), 17168 states have call successors, (17168) [2022-11-16 12:06:45,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67220 states to 67220 states and 99719 transitions. [2022-11-16 12:06:45,282 INFO L78 Accepts]: Start accepts. Automaton has 67220 states and 99719 transitions. Word has length 449 [2022-11-16 12:06:45,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:06:45,283 INFO L495 AbstractCegarLoop]: Abstraction has 67220 states and 99719 transitions. [2022-11-16 12:06:45,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 3 states have internal predecessors, (138), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-11-16 12:06:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 67220 states and 99719 transitions. [2022-11-16 12:06:45,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2022-11-16 12:06:45,662 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:06:45,663 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 23, 23, 23, 23, 23, 23, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:06:45,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 12:06:45,663 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:06:45,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:06:45,666 INFO L85 PathProgramCache]: Analyzing trace with hash 2074213681, now seen corresponding path program 1 times [2022-11-16 12:06:45,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:06:45,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395659670] [2022-11-16 12:06:45,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:06:45,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:06:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-16 12:06:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:06:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 12:06:48,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-16 12:06:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 12:06:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-16 12:06:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-16 12:06:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-16 12:06:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:06:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:06:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:48,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-16 12:06:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-16 12:06:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:48,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-16 12:06:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:06:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:06:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 12:06:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-16 12:06:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-16 12:06:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-16 12:06:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-16 12:06:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-16 12:06:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-16 12:06:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-16 12:06:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:06:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-16 12:06:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-16 12:06:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-11-16 12:06:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-11-16 12:06:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-11-16 12:06:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-11-16 12:06:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-11-16 12:06:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-11-16 12:06:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:06:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-16 12:06:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-16 12:06:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:06:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:06:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-16 12:06:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-16 12:06:49,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-11-16 12:06:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-11-16 12:06:49,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-11-16 12:06:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-11-16 12:06:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:06:49,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2918 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2918 trivial. 0 not checked. [2022-11-16 12:06:49,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:06:49,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395659670] [2022-11-16 12:06:49,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395659670] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:06:49,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:06:49,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:06:49,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032223429] [2022-11-16 12:06:49,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:06:49,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:06:49,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:06:49,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:06:49,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:06:49,698 INFO L87 Difference]: Start difference. First operand 67220 states and 99719 transitions. Second operand has 5 states, 5 states have (on average 23.8) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2022-11-16 12:07:18,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:07:21,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:07:23,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:07:23,466 INFO L93 Difference]: Finished difference Result 86412 states and 129665 transitions. [2022-11-16 12:07:23,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:07:23,467 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 449 [2022-11-16 12:07:23,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:07:23,488 INFO L225 Difference]: With dead ends: 86412 [2022-11-16 12:07:23,488 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 12:07:23,970 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:07:23,971 INFO L413 NwaCegarLoop]: 13916 mSDtfsCounter, 15667 mSDsluCounter, 19156 mSDsCounter, 0 mSdLazyCounter, 8613 mSolverCounterSat, 4691 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17020 SdHoareTripleChecker+Valid, 33072 SdHoareTripleChecker+Invalid, 13305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4691 IncrementalHoareTripleChecker+Valid, 8613 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:07:23,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17020 Valid, 33072 Invalid, 13305 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4691 Valid, 8613 Invalid, 1 Unknown, 0 Unchecked, 30.1s Time] [2022-11-16 12:07:23,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 12:07:23,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 12:07:23,973 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 12:07:23,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:07:23,988 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 449 [2022-11-16 12:07:23,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:07:23,993 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:07:23,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2022-11-16 12:07:23,994 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:07:23,994 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 12:07:23,997 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-11-16 12:07:23,998 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-11-16 12:07:23,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 12:07:24,001 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.