./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7b2877a212b286a1fb00f44568c712a06f3fa142b3aa5804b6a5fc40dc5b009 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:56:07,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:56:07,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:56:07,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:56:07,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:56:07,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:56:07,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:56:07,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:56:07,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:56:07,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:56:07,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:56:07,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:56:07,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:56:07,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:56:07,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:56:07,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:56:07,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:56:07,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:56:07,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:56:07,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:56:07,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:56:07,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:56:07,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:56:07,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:56:07,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:56:07,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:56:07,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:56:07,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:56:07,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:56:07,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:56:07,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:56:07,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:56:07,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:56:07,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:56:07,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:56:07,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:56:07,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:56:07,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:56:07,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:56:07,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:56:07,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:56:07,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 11:56:07,796 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:56:07,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:56:07,797 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:56:07,797 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:56:07,798 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:56:07,798 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:56:07,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:56:07,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:56:07,799 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:56:07,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:56:07,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:56:07,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:56:07,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:56:07,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:56:07,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:56:07,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:56:07,801 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:56:07,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:56:07,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:56:07,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:56:07,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:56:07,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:56:07,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:56:07,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:56:07,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:56:07,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:56:07,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:56:07,803 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:56:07,803 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:56:07,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:56:07,804 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_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7b2877a212b286a1fb00f44568c712a06f3fa142b3aa5804b6a5fc40dc5b009 [2022-11-16 11:56:08,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:56:08,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:56:08,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:56:08,151 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:56:08,152 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:56:08,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c [2022-11-16 11:56:08,225 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/data/bdebb28f1/40398206d87c4551ac9a0407cf954e2d/FLAG0d32d583a [2022-11-16 11:56:08,862 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:56:08,862 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c [2022-11-16 11:56:08,882 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/data/bdebb28f1/40398206d87c4551ac9a0407cf954e2d/FLAG0d32d583a [2022-11-16 11:56:09,047 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/data/bdebb28f1/40398206d87c4551ac9a0407cf954e2d [2022-11-16 11:56:09,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:56:09,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:56:09,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:56:09,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:56:09,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:56:09,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:56:09" (1/1) ... [2022-11-16 11:56:09,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@85e1eb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:09, skipping insertion in model container [2022-11-16 11:56:09,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:56:09" (1/1) ... [2022-11-16 11:56:09,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:56:09,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:56:09,395 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c[1014,1027] [2022-11-16 11:56:09,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:56:09,866 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:56:09,875 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c[1014,1027] [2022-11-16 11:56:10,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:56:10,103 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:56:10,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10 WrapperNode [2022-11-16 11:56:10,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:56:10,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:56:10,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:56:10,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:56:10,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (1/1) ... [2022-11-16 11:56:10,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (1/1) ... [2022-11-16 11:56:10,397 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3267 [2022-11-16 11:56:10,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:56:10,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:56:10,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:56:10,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:56:10,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (1/1) ... [2022-11-16 11:56:10,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (1/1) ... [2022-11-16 11:56:10,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (1/1) ... [2022-11-16 11:56:10,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (1/1) ... [2022-11-16 11:56:10,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (1/1) ... [2022-11-16 11:56:10,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (1/1) ... [2022-11-16 11:56:10,544 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (1/1) ... [2022-11-16 11:56:10,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (1/1) ... [2022-11-16 11:56:10,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:56:10,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:56:10,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:56:10,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:56:10,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (1/1) ... [2022-11-16 11:56:10,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:56:10,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:56:10,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:56:10,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:56:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:56:10,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:56:11,227 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:56:11,230 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:56:19,515 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:56:19,540 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:56:19,540 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 11:56:19,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:56:19 BoogieIcfgContainer [2022-11-16 11:56:19,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:56:19,546 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:56:19,546 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:56:19,560 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:56:19,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:56:09" (1/3) ... [2022-11-16 11:56:19,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@af036c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:56:19, skipping insertion in model container [2022-11-16 11:56:19,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:10" (2/3) ... [2022-11-16 11:56:19,569 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@af036c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:56:19, skipping insertion in model container [2022-11-16 11:56:19,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:56:19" (3/3) ... [2022-11-16 11:56:19,570 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.2.prop1-func-interl.c [2022-11-16 11:56:19,606 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:56:19,606 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 11:56:19,674 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 11:56:19,681 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;@23d1c27b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 11:56:19,682 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 11:56:19,688 INFO L276 IsEmpty]: Start isEmpty. Operand has 476 states, 474 states have (on average 1.6624472573839661) internal successors, (788), 475 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:19,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-16 11:56:19,697 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:56:19,697 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:56:19,698 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:56:19,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:56:19,704 INFO L85 PathProgramCache]: Analyzing trace with hash -114664364, now seen corresponding path program 1 times [2022-11-16 11:56:19,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:56:19,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619298972] [2022-11-16 11:56:19,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:56:19,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:56:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:56:20,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:56:20,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:56:20,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619298972] [2022-11-16 11:56:20,423 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619298972] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:56:20,424 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:56:20,424 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 11:56:20,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067483071] [2022-11-16 11:56:20,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:56:20,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 11:56:20,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:56:20,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 11:56:20,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 11:56:20,486 INFO L87 Difference]: Start difference. First operand has 476 states, 474 states have (on average 1.6624472573839661) internal successors, (788), 475 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:20,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:56:20,754 INFO L93 Difference]: Finished difference Result 1471 states and 2447 transitions. [2022-11-16 11:56:20,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:56:20,757 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2022-11-16 11:56:20,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:56:20,779 INFO L225 Difference]: With dead ends: 1471 [2022-11-16 11:56:20,780 INFO L226 Difference]: Without dead ends: 997 [2022-11-16 11:56:20,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 11:56:20,791 INFO L413 NwaCegarLoop]: 875 mSDtfsCounter, 2322 mSDsluCounter, 963 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2322 SdHoareTripleChecker+Valid, 1838 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 11:56:20,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2322 Valid, 1838 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 11:56:20,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 997 states. [2022-11-16 11:56:20,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 997 to 474. [2022-11-16 11:56:20,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 473 states have (on average 1.657505285412262) internal successors, (784), 473 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:20,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 784 transitions. [2022-11-16 11:56:20,877 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 784 transitions. Word has length 43 [2022-11-16 11:56:20,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:56:20,877 INFO L495 AbstractCegarLoop]: Abstraction has 474 states and 784 transitions. [2022-11-16 11:56:20,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:20,878 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 784 transitions. [2022-11-16 11:56:20,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-16 11:56:20,879 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:56:20,879 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:56:20,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 11:56:20,880 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:56:20,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:56:20,881 INFO L85 PathProgramCache]: Analyzing trace with hash 742097188, now seen corresponding path program 1 times [2022-11-16 11:56:20,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:56:20,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366342269] [2022-11-16 11:56:20,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:56:20,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:56:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:56:21,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:56:21,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:56:21,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366342269] [2022-11-16 11:56:21,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366342269] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:56:21,095 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:56:21,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 11:56:21,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807753090] [2022-11-16 11:56:21,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:56:21,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 11:56:21,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:56:21,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 11:56:21,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 11:56:21,109 INFO L87 Difference]: Start difference. First operand 474 states and 784 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:21,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:56:21,217 INFO L93 Difference]: Finished difference Result 1879 states and 3116 transitions. [2022-11-16 11:56:21,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:56:21,219 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2022-11-16 11:56:21,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:56:21,227 INFO L225 Difference]: With dead ends: 1879 [2022-11-16 11:56:21,227 INFO L226 Difference]: Without dead ends: 1407 [2022-11-16 11:56:21,237 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 11:56:21,239 INFO L413 NwaCegarLoop]: 869 mSDtfsCounter, 2310 mSDsluCounter, 1634 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2310 SdHoareTripleChecker+Valid, 2503 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 11:56:21,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2310 Valid, 2503 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 11:56:21,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2022-11-16 11:56:21,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 479. [2022-11-16 11:56:21,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 478 states have (on average 1.6548117154811715) internal successors, (791), 478 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:21,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 791 transitions. [2022-11-16 11:56:21,293 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 791 transitions. Word has length 44 [2022-11-16 11:56:21,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:56:21,295 INFO L495 AbstractCegarLoop]: Abstraction has 479 states and 791 transitions. [2022-11-16 11:56:21,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:21,295 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 791 transitions. [2022-11-16 11:56:21,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-16 11:56:21,300 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:56:21,300 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:56:21,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 11:56:21,301 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:56:21,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:56:21,304 INFO L85 PathProgramCache]: Analyzing trace with hash -700067832, now seen corresponding path program 1 times [2022-11-16 11:56:21,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:56:21,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897270363] [2022-11-16 11:56:21,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:56:21,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:56:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:56:21,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:56:21,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:56:21,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897270363] [2022-11-16 11:56:21,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897270363] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:56:21,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:56:21,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 11:56:21,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278874646] [2022-11-16 11:56:21,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:56:21,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 11:56:21,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:56:21,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 11:56:21,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 11:56:21,527 INFO L87 Difference]: Start difference. First operand 479 states and 791 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:21,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:56:21,634 INFO L93 Difference]: Finished difference Result 1894 states and 3135 transitions. [2022-11-16 11:56:21,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:56:21,635 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2022-11-16 11:56:21,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:56:21,640 INFO L225 Difference]: With dead ends: 1894 [2022-11-16 11:56:21,640 INFO L226 Difference]: Without dead ends: 1417 [2022-11-16 11:56:21,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 11:56:21,649 INFO L413 NwaCegarLoop]: 869 mSDtfsCounter, 2312 mSDsluCounter, 1634 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2312 SdHoareTripleChecker+Valid, 2503 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 11:56:21,650 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2312 Valid, 2503 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 11:56:21,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1417 states. [2022-11-16 11:56:21,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1417 to 479. [2022-11-16 11:56:21,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 478 states have (on average 1.6548117154811715) internal successors, (791), 478 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:21,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 791 transitions. [2022-11-16 11:56:21,676 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 791 transitions. Word has length 45 [2022-11-16 11:56:21,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:56:21,676 INFO L495 AbstractCegarLoop]: Abstraction has 479 states and 791 transitions. [2022-11-16 11:56:21,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:21,677 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 791 transitions. [2022-11-16 11:56:21,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-16 11:56:21,684 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:56:21,684 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:56:21,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 11:56:21,684 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:56:21,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:56:21,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1337308812, now seen corresponding path program 1 times [2022-11-16 11:56:21,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:56:21,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706985748] [2022-11-16 11:56:21,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:56:21,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:56:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:56:21,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:56:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:56:21,870 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:56:21,871 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 11:56:21,872 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 11:56:21,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 11:56:21,880 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-16 11:56:21,885 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 11:56:22,024 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 11:56:22,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:56:22 BoogieIcfgContainer [2022-11-16 11:56:22,055 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 11:56:22,056 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 11:56:22,056 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 11:56:22,056 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 11:56:22,057 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:56:19" (3/4) ... [2022-11-16 11:56:22,060 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 11:56:22,060 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 11:56:22,061 INFO L158 Benchmark]: Toolchain (without parser) took 13009.90ms. Allocated memory was 123.7MB in the beginning and 679.5MB in the end (delta: 555.7MB). Free memory was 80.1MB in the beginning and 222.0MB in the end (delta: -141.9MB). Peak memory consumption was 413.1MB. Max. memory is 16.1GB. [2022-11-16 11:56:22,061 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory was 99.9MB in the beginning and 99.8MB in the end (delta: 69.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:56:22,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1053.38ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 79.9MB in the beginning and 97.9MB in the end (delta: -17.9MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-11-16 11:56:22,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 290.32ms. Allocated memory is still 148.9MB. Free memory was 97.9MB in the beginning and 95.0MB in the end (delta: 2.9MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2022-11-16 11:56:22,062 INFO L158 Benchmark]: Boogie Preprocessor took 175.81ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 79.3MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 11:56:22,063 INFO L158 Benchmark]: RCFGBuilder took 8956.30ms. Allocated memory was 148.9MB in the beginning and 679.5MB in the end (delta: 530.6MB). Free memory was 79.3MB in the beginning and 477.8MB in the end (delta: -398.5MB). Peak memory consumption was 316.1MB. Max. memory is 16.1GB. [2022-11-16 11:56:22,063 INFO L158 Benchmark]: TraceAbstraction took 2510.03ms. Allocated memory is still 679.5MB. Free memory was 476.8MB in the beginning and 223.0MB in the end (delta: 253.8MB). Peak memory consumption was 253.8MB. Max. memory is 16.1GB. [2022-11-16 11:56:22,063 INFO L158 Benchmark]: Witness Printer took 3.99ms. Allocated memory is still 679.5MB. Free memory is still 222.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:56:22,065 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory was 99.9MB in the beginning and 99.8MB in the end (delta: 69.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1053.38ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 79.9MB in the beginning and 97.9MB in the end (delta: -17.9MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 290.32ms. Allocated memory is still 148.9MB. Free memory was 97.9MB in the beginning and 95.0MB in the end (delta: 2.9MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 175.81ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 79.3MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 8956.30ms. Allocated memory was 148.9MB in the beginning and 679.5MB in the end (delta: 530.6MB). Free memory was 79.3MB in the beginning and 477.8MB in the end (delta: -398.5MB). Peak memory consumption was 316.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2510.03ms. Allocated memory is still 679.5MB. Free memory was 476.8MB in the beginning and 223.0MB in the end (delta: 253.8MB). Peak memory consumption was 253.8MB. Max. memory is 16.1GB. * Witness Printer took 3.99ms. Allocated memory is still 679.5MB. Free memory is still 222.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 289, overapproximation of bitwiseAnd at line 291. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L29] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L31] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 32); [L32] const SORT_3 msb_SORT_3 = (SORT_3)1 << (32 - 1); [L34] const SORT_2 var_4 = 0; [L35] const SORT_1 var_25 = 0; [L36] const SORT_3 var_88 = 1; [L37] const SORT_3 var_89 = 0; [L38] const SORT_2 var_98 = 255; [L39] const SORT_2 var_100 = 0; [L40] const SORT_2 var_103 = 2; [L41] const SORT_2 var_107 = 1; [L43] SORT_1 input_99; [L44] SORT_1 input_104; [L45] SORT_1 input_108; [L46] SORT_1 input_111; [L47] SORT_1 input_123; [L48] SORT_1 input_135; [L49] SORT_1 input_147; [L50] SORT_1 input_148; [L51] SORT_1 input_152; [L52] SORT_1 input_153; [L53] SORT_1 input_157; [L54] SORT_1 input_158; [L55] SORT_1 input_162; [L56] SORT_1 input_163; [L57] SORT_1 input_164; [L58] SORT_1 input_165; [L59] SORT_1 input_166; [L60] SORT_1 input_167; [L61] SORT_1 input_191; [L62] SORT_1 input_193; [L63] SORT_1 input_203; [L64] SORT_1 input_208; [L65] SORT_1 input_210; [L66] SORT_1 input_215; [L67] SORT_1 input_219; [L68] SORT_1 input_234; [L69] SORT_1 input_236; [L70] SORT_1 input_246; [L71] SORT_1 input_251; [L72] SORT_1 input_253; [L73] SORT_1 input_258; [L74] SORT_1 input_262; [L75] SORT_1 input_277; [L76] SORT_1 input_279; [L77] SORT_1 input_289; [L78] SORT_1 input_294; [L79] SORT_1 input_296; [L80] SORT_1 input_301; [L81] SORT_1 input_305; [L83] SORT_2 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L84] SORT_2 state_7 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L85] SORT_2 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] SORT_2 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] SORT_2 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] SORT_2 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] SORT_2 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] SORT_2 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] SORT_2 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] SORT_2 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L94] SORT_1 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] SORT_1 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L96] SORT_1 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] SORT_1 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] SORT_1 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] SORT_1 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] SORT_1 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] SORT_1 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] SORT_1 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] SORT_1 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] SORT_1 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] SORT_1 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] SORT_1 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] SORT_1 state_76 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] SORT_1 state_78 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] SORT_1 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] SORT_1 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] SORT_1 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] SORT_1 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] SORT_2 init_6_arg_1 = var_4; [L126] state_5 = init_6_arg_1 [L127] SORT_2 init_8_arg_1 = var_4; [L128] state_7 = init_8_arg_1 [L129] SORT_2 init_10_arg_1 = var_4; [L130] state_9 = init_10_arg_1 [L131] SORT_2 init_12_arg_1 = var_4; [L132] state_11 = init_12_arg_1 [L133] SORT_2 init_14_arg_1 = var_4; [L134] state_13 = init_14_arg_1 [L135] SORT_2 init_16_arg_1 = var_4; [L136] state_15 = init_16_arg_1 [L137] SORT_2 init_18_arg_1 = var_4; [L138] state_17 = init_18_arg_1 [L139] SORT_2 init_20_arg_1 = var_4; [L140] state_19 = init_20_arg_1 [L141] SORT_2 init_22_arg_1 = var_4; [L142] state_21 = init_22_arg_1 [L143] SORT_2 init_24_arg_1 = var_4; [L144] state_23 = init_24_arg_1 [L145] SORT_1 init_27_arg_1 = var_25; [L146] state_26 = init_27_arg_1 [L147] SORT_1 init_29_arg_1 = var_25; [L148] state_28 = init_29_arg_1 [L149] SORT_1 init_31_arg_1 = var_25; [L150] state_30 = init_31_arg_1 [L151] SORT_1 init_33_arg_1 = var_25; [L152] state_32 = init_33_arg_1 [L153] SORT_1 init_35_arg_1 = var_25; [L154] state_34 = init_35_arg_1 [L155] SORT_1 init_37_arg_1 = var_25; [L156] state_36 = init_37_arg_1 [L157] SORT_1 init_39_arg_1 = var_25; [L158] state_38 = init_39_arg_1 [L159] SORT_1 init_41_arg_1 = var_25; [L160] state_40 = init_41_arg_1 [L161] SORT_1 init_43_arg_1 = var_25; [L162] state_42 = init_43_arg_1 [L163] SORT_1 init_45_arg_1 = var_25; [L164] state_44 = init_45_arg_1 [L165] SORT_1 init_47_arg_1 = var_25; [L166] state_46 = init_47_arg_1 [L167] SORT_1 init_49_arg_1 = var_25; [L168] state_48 = init_49_arg_1 [L169] SORT_1 init_51_arg_1 = var_25; [L170] state_50 = init_51_arg_1 [L171] SORT_1 init_53_arg_1 = var_25; [L172] state_52 = init_53_arg_1 [L173] SORT_1 init_55_arg_1 = var_25; [L174] state_54 = init_55_arg_1 [L175] SORT_1 init_57_arg_1 = var_25; [L176] state_56 = init_57_arg_1 [L177] SORT_1 init_59_arg_1 = var_25; [L178] state_58 = init_59_arg_1 [L179] SORT_1 init_61_arg_1 = var_25; [L180] state_60 = init_61_arg_1 [L181] SORT_1 init_63_arg_1 = var_25; [L182] state_62 = init_63_arg_1 [L183] SORT_1 init_65_arg_1 = var_25; [L184] state_64 = init_65_arg_1 [L185] SORT_1 init_67_arg_1 = var_25; [L186] state_66 = init_67_arg_1 [L187] SORT_1 init_69_arg_1 = var_25; [L188] state_68 = init_69_arg_1 [L189] SORT_1 init_71_arg_1 = var_25; [L190] state_70 = init_71_arg_1 [L191] SORT_1 init_73_arg_1 = var_25; [L192] state_72 = init_73_arg_1 [L193] SORT_1 init_75_arg_1 = var_25; [L194] state_74 = init_75_arg_1 [L195] SORT_1 init_77_arg_1 = var_25; [L196] state_76 = init_77_arg_1 [L197] SORT_1 init_79_arg_1 = var_25; [L198] state_78 = init_79_arg_1 [L199] SORT_1 init_81_arg_1 = var_25; [L200] state_80 = init_81_arg_1 [L201] SORT_1 init_83_arg_1 = var_25; [L202] state_82 = init_83_arg_1 [L203] SORT_1 init_85_arg_1 = var_25; [L204] state_84 = init_85_arg_1 [L205] SORT_1 init_87_arg_1 = var_25; [L206] state_86 = init_87_arg_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L209] input_99 = __VERIFIER_nondet_uchar() [L210] input_104 = __VERIFIER_nondet_uchar() [L211] input_108 = __VERIFIER_nondet_uchar() [L212] input_111 = __VERIFIER_nondet_uchar() [L213] input_111 = input_111 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L214] input_123 = __VERIFIER_nondet_uchar() [L215] input_123 = input_123 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L216] input_135 = __VERIFIER_nondet_uchar() [L217] input_135 = input_135 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L218] input_147 = __VERIFIER_nondet_uchar() [L219] input_147 = input_147 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L220] input_148 = __VERIFIER_nondet_uchar() [L221] input_148 = input_148 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L222] input_152 = __VERIFIER_nondet_uchar() [L223] input_152 = input_152 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L224] input_153 = __VERIFIER_nondet_uchar() [L225] input_153 = input_153 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L226] input_157 = __VERIFIER_nondet_uchar() [L227] input_157 = input_157 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L228] input_158 = __VERIFIER_nondet_uchar() [L229] input_158 = input_158 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L230] input_162 = __VERIFIER_nondet_uchar() [L231] input_162 = input_162 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L232] input_163 = __VERIFIER_nondet_uchar() [L233] input_163 = input_163 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L234] input_164 = __VERIFIER_nondet_uchar() [L235] input_164 = input_164 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L236] input_165 = __VERIFIER_nondet_uchar() [L237] input_165 = input_165 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L238] input_166 = __VERIFIER_nondet_uchar() [L239] input_166 = input_166 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L240] input_167 = __VERIFIER_nondet_uchar() [L241] input_167 = input_167 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L242] input_191 = __VERIFIER_nondet_uchar() [L243] input_193 = __VERIFIER_nondet_uchar() [L244] input_203 = __VERIFIER_nondet_uchar() [L245] input_208 = __VERIFIER_nondet_uchar() [L246] input_210 = __VERIFIER_nondet_uchar() [L247] input_215 = __VERIFIER_nondet_uchar() [L248] input_219 = __VERIFIER_nondet_uchar() [L249] input_234 = __VERIFIER_nondet_uchar() [L250] input_236 = __VERIFIER_nondet_uchar() [L251] input_246 = __VERIFIER_nondet_uchar() [L252] input_251 = __VERIFIER_nondet_uchar() [L253] input_253 = __VERIFIER_nondet_uchar() [L254] input_258 = __VERIFIER_nondet_uchar() [L255] input_262 = __VERIFIER_nondet_uchar() [L256] input_277 = __VERIFIER_nondet_uchar() [L257] input_279 = __VERIFIER_nondet_uchar() [L258] input_289 = __VERIFIER_nondet_uchar() [L259] input_294 = __VERIFIER_nondet_uchar() [L260] input_296 = __VERIFIER_nondet_uchar() [L261] input_301 = __VERIFIER_nondet_uchar() [L262] input_305 = __VERIFIER_nondet_uchar() [L265] SORT_1 var_90_arg_0 = state_38; [L266] SORT_3 var_90_arg_1 = var_88; [L267] SORT_3 var_90_arg_2 = var_89; [L268] SORT_3 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L269] SORT_1 var_91_arg_0 = state_58; [L270] SORT_3 var_91_arg_1 = var_88; [L271] SORT_3 var_91_arg_2 = var_89; [L272] SORT_3 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L273] SORT_3 var_92_arg_0 = var_90; [L274] SORT_3 var_92_arg_1 = var_91; [L275] SORT_3 var_92 = var_92_arg_0 + var_92_arg_1; [L276] SORT_1 var_93_arg_0 = state_78; [L277] SORT_3 var_93_arg_1 = var_88; [L278] SORT_3 var_93_arg_2 = var_89; [L279] SORT_3 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L280] SORT_3 var_94_arg_0 = var_92; [L281] SORT_3 var_94_arg_1 = var_93; [L282] SORT_3 var_94 = var_94_arg_0 + var_94_arg_1; VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, input_191=16, input_193=5, input_203=17, input_208=19, input_210=9, input_215=23, input_219=3, input_234=22, input_236=14, input_246=25, input_251=18, input_253=20, input_258=2, input_262=1, input_277=13, input_279=10, input_289=24, input_294=12, input_296=8, input_301=11, input_305=21, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_98=255] [L283] var_94 = var_94 & mask_SORT_3 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, input_191=16, input_193=5, input_203=17, input_208=19, input_210=9, input_215=23, input_219=3, input_234=22, input_236=14, input_246=25, input_251=18, input_253=20, input_258=2, input_262=1, input_277=13, input_279=10, input_289=24, input_294=12, input_296=8, input_301=11, input_305=21, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_98=255] [L284] SORT_3 var_95_arg_0 = var_94; [L285] SORT_3 var_95_arg_1 = var_88; [L286] SORT_1 var_95 = var_95_arg_0 <= var_95_arg_1; [L287] SORT_1 var_96_arg_0 = ~state_86; VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, input_191=16, input_193=5, input_203=17, input_208=19, input_210=9, input_215=23, input_219=3, input_234=22, input_236=14, input_246=25, input_251=18, input_253=20, input_258=2, input_262=1, input_277=13, input_279=10, input_289=24, input_294=12, input_296=8, input_301=11, input_305=21, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_98=255] [L288] var_96_arg_0 = var_96_arg_0 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, input_191=16, input_193=5, input_203=17, input_208=19, input_210=9, input_215=23, input_219=3, input_234=22, input_236=14, input_246=25, input_251=18, input_253=20, input_258=2, input_262=1, input_277=13, input_279=10, input_289=24, input_294=12, input_296=8, input_301=11, input_305=21, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96_arg_0=1, var_98=255] [L289] SORT_1 var_96_arg_1 = ~var_95; VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, input_191=16, input_193=5, input_203=17, input_208=19, input_210=9, input_215=23, input_219=3, input_234=22, input_236=14, input_246=25, input_251=18, input_253=20, input_258=2, input_262=1, input_277=13, input_279=10, input_289=24, input_294=12, input_296=8, input_301=11, input_305=21, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96_arg_0=1, var_98=255] [L290] var_96_arg_1 = var_96_arg_1 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, input_191=16, input_193=5, input_203=17, input_208=19, input_210=9, input_215=23, input_219=3, input_234=22, input_236=14, input_246=25, input_251=18, input_253=20, input_258=2, input_262=1, input_277=13, input_279=10, input_289=24, input_294=12, input_296=8, input_301=11, input_305=21, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96_arg_0=1, var_96_arg_1=1, var_98=255] [L291] SORT_1 var_96 = var_96_arg_0 & var_96_arg_1; VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, input_191=16, input_193=5, input_203=17, input_208=19, input_210=9, input_215=23, input_219=3, input_234=22, input_236=14, input_246=25, input_251=18, input_253=20, input_258=2, input_262=1, input_277=13, input_279=10, input_289=24, input_294=12, input_296=8, input_301=11, input_305=21, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96=1, var_96_arg_0=1, var_96_arg_1=1, var_98=255] [L292] var_96 = var_96 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=7, input_108=15, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, input_191=16, input_193=5, input_203=17, input_208=19, input_210=9, input_215=23, input_219=3, input_234=22, input_236=14, input_246=25, input_251=18, input_253=20, input_258=2, input_262=1, input_277=13, input_279=10, input_289=24, input_294=12, input_296=8, input_301=11, input_305=21, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96=1, var_96_arg_0=1, var_96_arg_1=1, var_98=255] [L293] SORT_1 bad_97_arg_0 = var_96; [L294] CALL __VERIFIER_assert(!(bad_97_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 476 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6944 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6944 mSDsluCounter, 6844 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4231 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 63 IncrementalHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 2613 mSDtfsCounter, 63 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=479occurred in iteration=2, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 2389 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 178 NumberOfCodeBlocks, 178 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 129 ConstructedInterpolants, 0 QuantifiedInterpolants, 146 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 11:56:22,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7b2877a212b286a1fb00f44568c712a06f3fa142b3aa5804b6a5fc40dc5b009 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:56:24,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:56:24,437 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:56:24,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:56:24,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:56:24,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:56:24,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:56:24,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:56:24,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:56:24,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:56:24,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:56:24,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:56:24,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:56:24,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:56:24,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:56:24,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:56:24,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:56:24,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:56:24,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:56:24,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:56:24,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:56:24,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:56:24,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:56:24,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:56:24,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:56:24,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:56:24,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:56:24,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:56:24,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:56:24,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:56:24,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:56:24,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:56:24,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:56:24,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:56:24,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:56:24,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:56:24,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:56:24,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:56:24,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:56:24,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:56:24,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:56:24,518 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-16 11:56:24,555 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:56:24,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:56:24,557 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:56:24,557 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:56:24,558 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:56:24,558 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:56:24,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:56:24,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:56:24,560 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:56:24,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:56:24,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:56:24,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:56:24,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:56:24,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:56:24,563 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:56:24,563 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:56:24,563 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:56:24,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:56:24,564 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:56:24,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:56:24,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:56:24,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:56:24,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:56:24,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:56:24,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:56:24,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:56:24,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:56:24,567 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:56:24,567 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:56:24,567 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:56:24,567 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:56:24,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:56:24,568 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:56:24,568 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7b2877a212b286a1fb00f44568c712a06f3fa142b3aa5804b6a5fc40dc5b009 [2022-11-16 11:56:24,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:56:24,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:56:25,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:56:25,001 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:56:25,004 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:56:25,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c [2022-11-16 11:56:25,078 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/data/419662339/21f28e29483248b596b7739f56713500/FLAG77927c746 [2022-11-16 11:56:25,780 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:56:25,780 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c [2022-11-16 11:56:25,800 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/data/419662339/21f28e29483248b596b7739f56713500/FLAG77927c746 [2022-11-16 11:56:25,995 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/data/419662339/21f28e29483248b596b7739f56713500 [2022-11-16 11:56:25,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:56:25,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:56:26,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:56:26,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:56:26,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:56:26,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:56:25" (1/1) ... [2022-11-16 11:56:26,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34b7b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26, skipping insertion in model container [2022-11-16 11:56:26,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:56:25" (1/1) ... [2022-11-16 11:56:26,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:56:26,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:56:26,349 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c[1014,1027] [2022-11-16 11:56:26,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:56:26,820 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:56:26,831 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c[1014,1027] [2022-11-16 11:56:26,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:56:26,983 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:56:26,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26 WrapperNode [2022-11-16 11:56:26,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:56:26,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:56:26,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:56:26,986 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:56:26,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (1/1) ... [2022-11-16 11:56:27,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (1/1) ... [2022-11-16 11:56:27,220 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2182 [2022-11-16 11:56:27,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:56:27,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:56:27,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:56:27,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:56:27,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (1/1) ... [2022-11-16 11:56:27,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (1/1) ... [2022-11-16 11:56:27,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (1/1) ... [2022-11-16 11:56:27,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (1/1) ... [2022-11-16 11:56:27,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (1/1) ... [2022-11-16 11:56:27,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (1/1) ... [2022-11-16 11:56:27,365 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (1/1) ... [2022-11-16 11:56:27,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (1/1) ... [2022-11-16 11:56:27,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:56:27,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:56:27,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:56:27,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:56:27,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (1/1) ... [2022-11-16 11:56:27,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:56:27,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:56:27,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:56:27,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:56:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:56:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:56:28,094 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:56:28,099 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:56:32,466 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:56:32,472 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:56:32,472 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 11:56:32,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:56:32 BoogieIcfgContainer [2022-11-16 11:56:32,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:56:32,477 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:56:32,477 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:56:32,480 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:56:32,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:56:25" (1/3) ... [2022-11-16 11:56:32,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7192908f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:56:32, skipping insertion in model container [2022-11-16 11:56:32,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:56:26" (2/3) ... [2022-11-16 11:56:32,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7192908f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:56:32, skipping insertion in model container [2022-11-16 11:56:32,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:56:32" (3/3) ... [2022-11-16 11:56:32,483 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.2.prop1-func-interl.c [2022-11-16 11:56:32,501 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:56:32,501 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 11:56:32,546 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 11:56:32,552 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;@327e15ee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 11:56:32,553 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 11:56:32,557 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:32,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 11:56:32,563 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:56:32,563 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-16 11:56:32,564 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:56:32,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:56:32,569 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-16 11:56:32,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 11:56:32,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1555277203] [2022-11-16 11:56:32,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:56:32,582 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 11:56:32,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 11:56:32,591 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 11:56:32,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-16 11:56:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:56:33,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-16 11:56:33,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:56:33,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:56:33,463 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 11:56:33,463 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 11:56:33,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1555277203] [2022-11-16 11:56:33,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1555277203] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:56:33,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:56:33,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 11:56:33,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428962133] [2022-11-16 11:56:33,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:56:33,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 11:56:33,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 11:56:33,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 11:56:33,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 11:56:33,509 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:33,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:56:33,793 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-16 11:56:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:56:33,796 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-16 11:56:33,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:56:33,803 INFO L225 Difference]: With dead ends: 20 [2022-11-16 11:56:33,803 INFO L226 Difference]: Without dead ends: 11 [2022-11-16 11:56:33,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 11:56:33,808 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 11:56:33,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 11:56:33,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-16 11:56:33,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-16 11:56:33,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:33,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-16 11:56:33,841 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-16 11:56:33,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:56:33,841 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-16 11:56:33,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:56:33,842 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-16 11:56:33,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 11:56:33,842 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:56:33,842 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-16 11:56:33,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-16 11:56:34,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 11:56:34,055 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:56:34,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:56:34,055 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-16 11:56:34,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 11:56:34,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [795842209] [2022-11-16 11:56:34,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:56:34,059 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 11:56:34,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 11:56:34,061 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 11:56:34,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-16 11:56:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:56:35,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 1927 conjuncts, 202 conjunts are in the unsatisfiable core [2022-11-16 11:56:35,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:56:38,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:56:38,882 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 11:57:06,093 WARN L233 SmtUtils]: Spent 19.84s on a formula simplification that was a NOOP. DAG size: 428 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 11:57:07,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:57:07,405 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 11:57:07,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [795842209] [2022-11-16 11:57:07,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [795842209] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 11:57:07,406 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 11:57:07,406 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-16 11:57:07,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842133918] [2022-11-16 11:57:07,407 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 11:57:07,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 11:57:07,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 11:57:07,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 11:57:07,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=38, Unknown=1, NotChecked=0, Total=56 [2022-11-16 11:57:07,409 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:57:08,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:57:08,643 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-16 11:57:08,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 11:57:08,644 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-16 11:57:08,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:57:08,645 INFO L225 Difference]: With dead ends: 16 [2022-11-16 11:57:08,645 INFO L226 Difference]: Without dead ends: 14 [2022-11-16 11:57:08,645 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 27.8s TimeCoverageRelationStatistics Valid=30, Invalid=59, Unknown=1, NotChecked=0, Total=90 [2022-11-16 11:57:08,647 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 7 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 11 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 11:57:08,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 19 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 11 Unchecked, 0.2s Time] [2022-11-16 11:57:08,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-16 11:57:08,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-16 11:57:08,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:57:08,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-16 11:57:08,653 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-16 11:57:08,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:57:08,654 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-16 11:57:08,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:57:08,654 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-16 11:57:08,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 11:57:08,655 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:57:08,655 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-16 11:57:08,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-16 11:57:08,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 11:57:08,867 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:57:08,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:57:08,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-16 11:57:08,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 11:57:08,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [240319692] [2022-11-16 11:57:08,876 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 11:57:08,876 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 11:57:08,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 11:57:08,878 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 11:57:08,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-16 11:57:10,353 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 11:57:10,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 11:57:10,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 3687 conjuncts, 459 conjunts are in the unsatisfiable core [2022-11-16 11:57:10,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:57:19,938 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:57:19,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 11:58:22,864 WARN L233 SmtUtils]: Spent 55.89s on a formula simplification. DAG size of input: 441 DAG size of output: 436 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 11:59:43,268 WARN L233 SmtUtils]: Spent 58.62s on a formula simplification that was a NOOP. DAG size: 2026 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 11:59:46,997 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:59:46,997 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 11:59:46,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [240319692] [2022-11-16 11:59:46,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [240319692] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 11:59:46,998 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 11:59:46,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-11-16 11:59:46,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467758209] [2022-11-16 11:59:46,998 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 11:59:46,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-16 11:59:46,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 11:59:47,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-16 11:59:47,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=66, Unknown=2, NotChecked=0, Total=90 [2022-11-16 11:59:47,000 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:59:54,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:59:54,025 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-11-16 11:59:54,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-16 11:59:54,026 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-16 11:59:54,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:59:54,027 INFO L225 Difference]: With dead ends: 19 [2022-11-16 11:59:54,027 INFO L226 Difference]: Without dead ends: 17 [2022-11-16 11:59:54,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 146.4s TimeCoverageRelationStatistics Valid=42, Invalid=112, Unknown=2, NotChecked=0, Total=156 [2022-11-16 11:59:54,029 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 7 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 22 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-16 11:59:54,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 30 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 10 Invalid, 0 Unknown, 22 Unchecked, 0.4s Time] [2022-11-16 11:59:54,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-11-16 11:59:54,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-11-16 11:59:54,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:59:54,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-16 11:59:54,043 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-11-16 11:59:54,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:59:54,044 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-16 11:59:54,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:59:54,044 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-16 11:59:54,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 11:59:54,045 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:59:54,045 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-11-16 11:59:54,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-16 11:59:54,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 11:59:54,251 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:59:54,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:59:54,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-11-16 11:59:54,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 11:59:54,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1054821933] [2022-11-16 11:59:54,255 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 11:59:54,255 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 11:59:54,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 11:59:54,259 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 11:59:54,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb6b3d6-dbd9-417b-af97-67f10fc5a280/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-16 11:59:56,312 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-16 11:59:56,312 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 11:59:56,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 5447 conjuncts, 1259 conjunts are in the unsatisfiable core [2022-11-16 11:59:56,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:02:18,824 WARN L233 SmtUtils]: Spent 1.82m on a formula simplification that was a NOOP. DAG size: 577 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:06:59,055 WARN L233 SmtUtils]: Spent 2.86m on a formula simplification that was a NOOP. DAG size: 6411 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)