./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ --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 b45d894549c3d959709f16d175c155effcb8f4008755bf9537dca57ce5b6aecf --- 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-dbf71c6-m [2022-10-17 10:39:07,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:39:07,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:39:07,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:39:07,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:39:07,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:39:07,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:39:07,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:39:07,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:39:07,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:39:07,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:39:07,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:39:07,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:39:07,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:39:07,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:39:07,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:39:07,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:39:07,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:39:07,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:39:07,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:39:07,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:39:07,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:39:07,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:39:07,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:39:07,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:39:07,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:39:07,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:39:07,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:39:07,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:39:07,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:39:07,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:39:07,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:39:07,864 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:39:07,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:39:07,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:39:07,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:39:07,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:39:07,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:39:07,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:39:07,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:39:07,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:39:07,872 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:39:07,905 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:39:07,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:39:07,914 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:39:07,915 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:39:07,917 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:39:07,917 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:39:07,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:39:07,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:39:07,918 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:39:07,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:39:07,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:39:07,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:39:07,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:39:07,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:39:07,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:39:07,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:39:07,921 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:39:07,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:39:07,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:39:07,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:39:07,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:39:07,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:39:07,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:39:07,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:39:07,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:39:07,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:39:07,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:39:07,924 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:39:07,924 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:39:07,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:39:07,926 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_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b45d894549c3d959709f16d175c155effcb8f4008755bf9537dca57ce5b6aecf [2022-10-17 10:39:08,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:39:08,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:39:08,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:39:08,220 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:39:08,221 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:39:08,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2022-10-17 10:39:08,294 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/data/afcae7db9/a84abd309fc34a568743c80dbd164047/FLAG1151d7661 [2022-10-17 10:39:09,137 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:39:09,138 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2022-10-17 10:39:09,191 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/data/afcae7db9/a84abd309fc34a568743c80dbd164047/FLAG1151d7661 [2022-10-17 10:39:09,617 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/data/afcae7db9/a84abd309fc34a568743c80dbd164047 [2022-10-17 10:39:09,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:39:09,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:39:09,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:39:09,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:39:09,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:39:09,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:39:09" (1/1) ... [2022-10-17 10:39:09,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75183e4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:09, skipping insertion in model container [2022-10-17 10:39:09,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:39:09" (1/1) ... [2022-10-17 10:39:09,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:39:09,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:39:11,759 WARN L230 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_26b1ff66-3634-4448-8dcc-56702e6c1f7c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i[237426,237439] [2022-10-17 10:39:11,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:39:11,892 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:39:12,267 WARN L230 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_26b1ff66-3634-4448-8dcc-56702e6c1f7c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i[237426,237439] [2022-10-17 10:39:12,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:39:12,422 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:39:12,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12 WrapperNode [2022-10-17 10:39:12,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:39:12,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:39:12,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:39:12,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:39:12,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (1/1) ... [2022-10-17 10:39:12,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (1/1) ... [2022-10-17 10:39:12,810 INFO L138 Inliner]: procedures = 311, calls = 2050, calls flagged for inlining = 159, calls inlined = 157, statements flattened = 5680 [2022-10-17 10:39:12,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:39:12,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:39:12,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:39:12,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:39:12,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (1/1) ... [2022-10-17 10:39:12,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (1/1) ... [2022-10-17 10:39:12,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (1/1) ... [2022-10-17 10:39:12,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (1/1) ... [2022-10-17 10:39:13,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (1/1) ... [2022-10-17 10:39:13,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (1/1) ... [2022-10-17 10:39:13,073 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (1/1) ... [2022-10-17 10:39:13,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (1/1) ... [2022-10-17 10:39:13,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:39:13,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:39:13,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:39:13,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:39:13,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (1/1) ... [2022-10-17 10:39:13,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:39:13,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:39:13,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:39:13,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26b1ff66-3634-4448-8dcc-56702e6c1f7c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:39:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2022-10-17 10:39:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2022-10-17 10:39:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure loop_add [2022-10-17 10:39:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_add [2022-10-17 10:39:13,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:39:13,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:39:13,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:39:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:39:13,233 INFO L130 BoogieDeclarations]: Found specification of procedure iov_iter_bvec [2022-10-17 10:39:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_iter_bvec [2022-10-17 10:39:13,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:39:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:39:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2022-10-17 10:39:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2022-10-17 10:39:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure loop_control_ioctl [2022-10-17 10:39:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_control_ioctl [2022-10-17 10:39:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-10-17 10:39:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-10-17 10:39:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-17 10:39:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-17 10:39:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:39:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:39:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2022-10-17 10:39:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2022-10-17 10:39:13,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-10-17 10:39:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-10-17 10:39:13,236 INFO L130 BoogieDeclarations]: Found specification of procedure loop_remove [2022-10-17 10:39:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_remove [2022-10-17 10:39:13,236 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_xor [2022-10-17 10:39:13,237 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_xor [2022-10-17 10:39:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 10:39:13,237 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 10:39:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 10:39:13,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 10:39:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure huge_encode_dev [2022-10-17 10:39:13,238 INFO L138 BoogieDeclarations]: Found implementation of procedure huge_encode_dev [2022-10-17 10:39:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure lo_do_transfer [2022-10-17 10:39:13,238 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_do_transfer [2022-10-17 10:39:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unfreeze_queue [2022-10-17 10:39:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unfreeze_queue [2022-10-17 10:39:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2022-10-17 10:39:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2022-10-17 10:39:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure lo_compat_ioctl [2022-10-17 10:39:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_compat_ioctl [2022-10-17 10:39:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2022-10-17 10:39:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2022-10-17 10:39:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 10:39:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 10:39:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:39:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:39:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:39:13,241 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:39:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-10-17 10:39:13,241 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-10-17 10:39:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status [2022-10-17 10:39:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status [2022-10-17 10:39:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure loop_handle_cmd [2022-10-17 10:39:13,243 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_handle_cmd [2022-10-17 10:39:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure loop_clr_fd [2022-10-17 10:39:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_clr_fd [2022-10-17 10:39:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:39:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 10:39:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 10:39:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure figure_loop_size [2022-10-17 10:39:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure figure_loop_size [2022-10-17 10:39:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure get_size [2022-10-17 10:39:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure get_size [2022-10-17 10:39:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2022-10-17 10:39:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2022-10-17 10:39:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2022-10-17 10:39:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2022-10-17 10:39:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:39:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-10-17 10:39:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2022-10-17 10:39:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2022-10-17 10:39:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-10-17 10:39:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-10-17 10:39:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_bvec [2022-10-17 10:39:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_bvec [2022-10-17 10:39:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:39:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:39:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-10-17 10:39:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-10-17 10:39:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-10-17 10:39:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-10-17 10:39:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-10-17 10:39:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-10-17 10:39:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_old [2022-10-17 10:39:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_old [2022-10-17 10:39:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2022-10-17 10:39:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2022-10-17 10:39:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 10:39:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 10:39:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-10-17 10:39:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-10-17 10:39:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure loop_reread_partitions [2022-10-17 10:39:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_reread_partitions [2022-10-17 10:39:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure nonseekable_open [2022-10-17 10:39:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_capacity [2022-10-17 10:39:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_capacity [2022-10-17 10:39:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_iter_read [2022-10-17 10:39:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_iter_read [2022-10-17 10:39:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure idr_for_each [2022-10-17 10:39:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_for_each [2022-10-17 10:39:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:39:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2022-10-17 10:39:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2022-10-17 10:39:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2022-10-17 10:39:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2022-10-17 10:39:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-10-17 10:39:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-10-17 10:39:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-17 10:39:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-17 10:39:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:39:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure bio_advance_iter [2022-10-17 10:39:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_advance_iter [2022-10-17 10:39:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_write_work [2022-10-17 10:39:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_write_work [2022-10-17 10:39:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure bd_set_size [2022-10-17 10:39:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_set_size [2022-10-17 10:39:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:39:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2022-10-17 10:39:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2022-10-17 10:39:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_set_gfp_mask [2022-10-17 10:39:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_set_gfp_mask [2022-10-17 10:39:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure xor_init [2022-10-17 10:39:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure xor_init [2022-10-17 10:39:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status64 [2022-10-17 10:39:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status64 [2022-10-17 10:39:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:39:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:39:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2022-10-17 10:39:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2022-10-17 10:39:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2022-10-17 10:39:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2022-10-17 10:39:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:39:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:39:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_show [2022-10-17 10:39:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_show [2022-10-17 10:39:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:39:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-10-17 10:39:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-10-17 10:39:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:39:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:39:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-10-17 10:39:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-10-17 10:39:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-10-17 10:39:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-10-17 10:39:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_freeze_queue [2022-10-17 10:39:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_freeze_queue [2022-10-17 10:39:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 10:39:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 10:39:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:39:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 10:39:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 10:39:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-10-17 10:39:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-10-17 10:39:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:39:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure get_loop_size [2022-10-17 10:39:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure get_loop_size [2022-10-17 10:39:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:39:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2022-10-17 10:39:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2022-10-17 10:39:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status [2022-10-17 10:39:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status [2022-10-17 10:39:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 10:39:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure lo_ioctl [2022-10-17 10:39:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_ioctl [2022-10-17 10:39:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-10-17 10:39:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-10-17 10:39:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-10-17 10:39:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-10-17 10:39:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2022-10-17 10:39:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2022-10-17 10:39:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure loop_release_xfer [2022-10-17 10:39:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_release_xfer [2022-10-17 10:39:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2022-10-17 10:39:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2022-10-17 10:39:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-17 10:39:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-17 10:39:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2022-10-17 10:39:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2022-10-17 10:39:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure loop_switch [2022-10-17 10:39:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_switch [2022-10-17 10:39:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_read_work [2022-10-17 10:39:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_read_work [2022-10-17 10:39:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2022-10-17 10:39:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2022-10-17 10:39:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-10-17 10:39:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-10-17 10:39:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_gfp_mask [2022-10-17 10:39:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_gfp_mask [2022-10-17 10:39:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-10-17 10:39:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-10-17 10:39:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:39:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:39:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-10-17 10:39:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-10-17 10:39:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:39:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-10-17 10:39:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-10-17 10:39:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:39:13,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:39:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure loop_lookup [2022-10-17 10:39:13,282 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_lookup [2022-10-17 10:39:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_rq [2022-10-17 10:39:13,282 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_rq [2022-10-17 10:39:14,238 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:39:14,242 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:39:14,835 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:39:26,683 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:39:26,711 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:39:26,712 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:39:26,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:39:26 BoogieIcfgContainer [2022-10-17 10:39:26,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:39:26,720 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:39:26,720 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:39:26,723 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:39:26,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:39:09" (1/3) ... [2022-10-17 10:39:26,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17863b35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:39:26, skipping insertion in model container [2022-10-17 10:39:26,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:39:12" (2/3) ... [2022-10-17 10:39:26,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17863b35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:39:26, skipping insertion in model container [2022-10-17 10:39:26,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:39:26" (3/3) ... [2022-10-17 10:39:26,729 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2022-10-17 10:39:26,748 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:39:26,749 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:39:26,868 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:39:26,875 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;@6335154a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:39:26,875 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:39:26,886 INFO L276 IsEmpty]: Start isEmpty. Operand has 1686 states, 1228 states have (on average 1.3623778501628665) internal successors, (1673), 1263 states have internal predecessors, (1673), 363 states have call successors, (363), 94 states have call predecessors, (363), 93 states have return successors, (350), 348 states have call predecessors, (350), 350 states have call successors, (350) [2022-10-17 10:39:26,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2022-10-17 10:39:26,945 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:39:26,946 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 23, 23, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:39:26,947 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:39:26,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:39:26,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1615505666, now seen corresponding path program 1 times [2022-10-17 10:39:26,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:39:26,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84783407] [2022-10-17 10:39:26,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:39:26,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:39:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:39:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:39:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-17 10:39:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-17 10:39:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-17 10:39:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-17 10:39:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-17 10:39:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-10-17 10:39:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-10-17 10:39:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-17 10:39:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-10-17 10:39:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-10-17 10:39:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-10-17 10:39:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-10-17 10:39:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-10-17 10:39:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-10-17 10:39:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-10-17 10:39:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-10-17 10:39:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-10-17 10:39:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-10-17 10:39:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-10-17 10:39:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:28,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-17 10:39:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:29,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-10-17 10:39:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:29,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-10-17 10:39:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-10-17 10:39:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-10-17 10:39:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-10-17 10:39:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-10-17 10:39:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2022-10-17 10:39:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-10-17 10:39:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-10-17 10:39:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-10-17 10:39:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-10-17 10:39:29,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-10-17 10:39:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-10-17 10:39:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-10-17 10:39:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-10-17 10:39:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-10-17 10:39:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-10-17 10:39:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2022-10-17 10:39:29,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-10-17 10:39:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2022-10-17 10:39:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2022-10-17 10:39:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2022-10-17 10:39:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2022-10-17 10:39:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-10-17 10:39:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2022-10-17 10:39:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:29,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2022-10-17 10:39:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2022-10-17 10:39:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:29,608 INFO L134 CoverageAnalysis]: Checked inductivity of 6141 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6141 trivial. 0 not checked. [2022-10-17 10:39:29,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:39:29,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84783407] [2022-10-17 10:39:29,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84783407] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:39:29,610 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:39:29,610 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:39:29,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366442582] [2022-10-17 10:39:29,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:39:29,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:39:29,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:39:29,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:39:29,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:39:29,668 INFO L87 Difference]: Start difference. First operand has 1686 states, 1228 states have (on average 1.3623778501628665) internal successors, (1673), 1263 states have internal predecessors, (1673), 363 states have call successors, (363), 94 states have call predecessors, (363), 93 states have return successors, (350), 348 states have call predecessors, (350), 350 states have call successors, (350) Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (53), 5 states have call predecessors, (53), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2022-10-17 10:39:34,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 10:39:40,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 10:39:40,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:39:40,779 INFO L93 Difference]: Finished difference Result 3600 states and 5287 transitions. [2022-10-17 10:39:40,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 10:39:40,781 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (53), 5 states have call predecessors, (53), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 677 [2022-10-17 10:39:40,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:39:40,818 INFO L225 Difference]: With dead ends: 3600 [2022-10-17 10:39:40,818 INFO L226 Difference]: Without dead ends: 1899 [2022-10-17 10:39:40,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:39:40,837 INFO L413 NwaCegarLoop]: 2237 mSDtfsCounter, 1935 mSDsluCounter, 1163 mSDsCounter, 0 mSdLazyCounter, 832 mSolverCounterSat, 1463 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1976 SdHoareTripleChecker+Valid, 3400 SdHoareTripleChecker+Invalid, 2296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1463 IncrementalHoareTripleChecker+Valid, 832 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-10-17 10:39:40,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1976 Valid, 3400 Invalid, 2296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1463 Valid, 832 Invalid, 1 Unknown, 0 Unchecked, 10.8s Time] [2022-10-17 10:39:40,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1899 states. [2022-10-17 10:39:41,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1899 to 1666. [2022-10-17 10:39:41,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1666 states, 1223 states have (on average 1.3450531479967294) internal successors, (1645), 1243 states have internal predecessors, (1645), 350 states have call successors, (350), 93 states have call predecessors, (350), 92 states have return successors, (348), 346 states have call predecessors, (348), 348 states have call successors, (348) [2022-10-17 10:39:41,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1666 states and 2343 transitions. [2022-10-17 10:39:41,068 INFO L78 Accepts]: Start accepts. Automaton has 1666 states and 2343 transitions. Word has length 677 [2022-10-17 10:39:41,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:39:41,069 INFO L495 AbstractCegarLoop]: Abstraction has 1666 states and 2343 transitions. [2022-10-17 10:39:41,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (53), 5 states have call predecessors, (53), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2022-10-17 10:39:41,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2343 transitions. [2022-10-17 10:39:41,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2022-10-17 10:39:41,094 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:39:41,094 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 23, 23, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:39:41,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 10:39:41,095 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:39:41,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:39:41,096 INFO L85 PathProgramCache]: Analyzing trace with hash 68459726, now seen corresponding path program 1 times [2022-10-17 10:39:41,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:39:41,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416039840] [2022-10-17 10:39:41,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:39:41,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:39:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:39:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:41,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:39:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-17 10:39:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-17 10:39:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:41,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-17 10:39:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-17 10:39:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-17 10:39:42,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-10-17 10:39:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-10-17 10:39:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-17 10:39:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-10-17 10:39:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-10-17 10:39:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-10-17 10:39:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-10-17 10:39:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-10-17 10:39:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-10-17 10:39:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-10-17 10:39:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-10-17 10:39:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-10-17 10:39:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-10-17 10:39:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-10-17 10:39:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-17 10:39:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-10-17 10:39:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-10-17 10:39:42,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:39:42,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-10-17 10:39:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-10-17 10:39:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-10-17 10:39:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-10-17 10:39:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2022-10-17 10:39:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-10-17 10:39:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-10-17 10:39:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-10-17 10:39:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-10-17 10:39:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-10-17 10:39:42,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-10-17 10:39:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-10-17 10:39:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-10-17 10:39:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-10-17 10:39:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-10-17 10:39:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2022-10-17 10:39:42,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-10-17 10:39:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2022-10-17 10:39:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2022-10-17 10:39:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2022-10-17 10:39:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2022-10-17 10:39:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-10-17 10:39:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2022-10-17 10:39:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:39:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2022-10-17 10:39:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2022-10-17 10:39:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:39:42,949 INFO L134 CoverageAnalysis]: Checked inductivity of 6141 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6141 trivial. 0 not checked. [2022-10-17 10:39:42,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:39:42,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416039840] [2022-10-17 10:39:42,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416039840] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:39:42,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:39:42,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 10:39:42,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375065705] [2022-10-17 10:39:42,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:39:42,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 10:39:42,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:39:42,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:39:42,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:39:42,956 INFO L87 Difference]: Start difference. First operand 1666 states and 2343 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (53), 5 states have call predecessors, (53), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52)