./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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_48e8835c-2b6e-4e50-aef7-772918c5f630/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 4a0901411443e2369cdef97e7f5c792ca60bb368bf9c988b6ac394cdcdf4c250 --- 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 11:15:50,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:15:50,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:15:50,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:15:50,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:15:50,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:15:50,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:15:50,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:15:50,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:15:50,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:15:50,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:15:50,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:15:50,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:15:50,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:15:50,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:15:50,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:15:50,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:15:50,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:15:50,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:15:50,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:15:50,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:15:50,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:15:50,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:15:50,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:15:50,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:15:50,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:15:50,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:15:50,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:15:50,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:15:50,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:15:50,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:15:50,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:15:50,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:15:50,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:15:50,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:15:50,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:15:50,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:15:50,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:15:50,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:15:50,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:15:50,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:15:50,842 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 11:15:50,875 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:15:50,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:15:50,876 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:15:50,876 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:15:50,876 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:15:50,877 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:15:50,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:15:50,877 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:15:50,878 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:15:50,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:15:50,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:15:50,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:15:50,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:15:50,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:15:50,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:15:50,882 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:15:50,882 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:15:50,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:15:50,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:15:50,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:15:50,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:15:50,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:15:50,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:15:50,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:15:50,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:15:50,884 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:15:50,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:15:50,885 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:15:50,885 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:15:50,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:15:50,886 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_48e8835c-2b6e-4e50-aef7-772918c5f630/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a0901411443e2369cdef97e7f5c792ca60bb368bf9c988b6ac394cdcdf4c250 [2022-11-16 11:15:51,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:15:51,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:15:51,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:15:51,188 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:15:51,189 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:15:51,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2022-11-16 11:15:51,265 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/data/0aae1dcb0/db2aee5058a44eb28e66054e0eb98455/FLAGf36c3baee [2022-11-16 11:15:51,883 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:15:51,884 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2022-11-16 11:15:51,892 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/data/0aae1dcb0/db2aee5058a44eb28e66054e0eb98455/FLAGf36c3baee [2022-11-16 11:15:52,205 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/data/0aae1dcb0/db2aee5058a44eb28e66054e0eb98455 [2022-11-16 11:15:52,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:15:52,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:15:52,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:15:52,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:15:52,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:15:52,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e7d7a83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52, skipping insertion in model container [2022-11-16 11:15:52,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:15:52,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:15:52,488 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_48e8835c-2b6e-4e50-aef7-772918c5f630/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1107,1120] [2022-11-16 11:15:52,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:15:52,637 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:15:52,653 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_48e8835c-2b6e-4e50-aef7-772918c5f630/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1107,1120] [2022-11-16 11:15:52,702 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:15:52,714 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:15:52,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52 WrapperNode [2022-11-16 11:15:52,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:15:52,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:15:52,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:15:52,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:15:52,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,794 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 379 [2022-11-16 11:15:52,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:15:52,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:15:52,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:15:52,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:15:52,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,835 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:15:52,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:15:52,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:15:52,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:15:52,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (1/1) ... [2022-11-16 11:15:52,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:15:52,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:15:52,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:15:52,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:15:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:15:52,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:15:53,059 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:15:53,061 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:15:53,604 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:15:53,611 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:15:53,611 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 11:15:53,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:15:53 BoogieIcfgContainer [2022-11-16 11:15:53,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:15:53,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:15:53,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:15:53,622 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:15:53,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:15:52" (1/3) ... [2022-11-16 11:15:53,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e024d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:15:53, skipping insertion in model container [2022-11-16 11:15:53,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:52" (2/3) ... [2022-11-16 11:15:53,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e024d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:15:53, skipping insertion in model container [2022-11-16 11:15:53,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:15:53" (3/3) ... [2022-11-16 11:15:53,625 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v7.c [2022-11-16 11:15:53,646 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:15:53,647 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 11:15:53,710 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 11:15:53,719 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;@3a8d3b01, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 11:15:53,720 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 11:15:53,723 INFO L276 IsEmpty]: Start isEmpty. Operand has 35 states, 33 states have (on average 1.606060606060606) internal successors, (53), 34 states have internal predecessors, (53), 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 11:15:53,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-16 11:15:53,730 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:15:53,731 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:15:53,731 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:15:53,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:15:53,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1428179117, now seen corresponding path program 1 times [2022-11-16 11:15:53,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:15:53,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976427635] [2022-11-16 11:15:53,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:15:53,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:15:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:15:54,348 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 11:15:54,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:15:54,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976427635] [2022-11-16 11:15:54,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976427635] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:15:54,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:15:54,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 11:15:54,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774207849] [2022-11-16 11:15:54,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:15:54,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 11:15:54,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:15:54,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 11:15:54,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 11:15:54,387 INFO L87 Difference]: Start difference. First operand has 35 states, 33 states have (on average 1.606060606060606) internal successors, (53), 34 states have internal predecessors, (53), 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 3.25) internal successors, (13), 4 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 11:15:54,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:15:54,505 INFO L93 Difference]: Finished difference Result 103 states and 167 transitions. [2022-11-16 11:15:54,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:15:54,509 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) Word has length 13 [2022-11-16 11:15:54,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:15:54,517 INFO L225 Difference]: With dead ends: 103 [2022-11-16 11:15:54,517 INFO L226 Difference]: Without dead ends: 70 [2022-11-16 11:15:54,520 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 11:15:54,523 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 117 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 143 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 11:15:54,524 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 143 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 11:15:54,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2022-11-16 11:15:54,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 33. [2022-11-16 11:15:54,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.53125) internal successors, (49), 32 states have internal predecessors, (49), 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 11:15:54,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 49 transitions. [2022-11-16 11:15:54,553 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 49 transitions. Word has length 13 [2022-11-16 11:15:54,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:15:54,553 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 49 transitions. [2022-11-16 11:15:54,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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 11:15:54,554 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2022-11-16 11:15:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 11:15:54,555 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:15:54,555 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:15:54,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 11:15:54,555 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:15:54,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:15:54,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1325604663, now seen corresponding path program 1 times [2022-11-16 11:15:54,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:15:54,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205384657] [2022-11-16 11:15:54,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:15:54,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:15:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:15:54,596 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:15:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:15:54,661 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:15:54,661 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 11:15:54,663 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 11:15:54,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 11:15:54,669 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-16 11:15:54,672 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 11:15:54,732 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 11:15:54,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:15:54 BoogieIcfgContainer [2022-11-16 11:15:54,745 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 11:15:54,745 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 11:15:54,745 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 11:15:54,746 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 11:15:54,746 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:15:53" (3/4) ... [2022-11-16 11:15:54,749 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 11:15:54,749 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 11:15:54,750 INFO L158 Benchmark]: Toolchain (without parser) took 2540.09ms. Allocated memory is still 163.6MB. Free memory was 128.3MB in the beginning and 86.0MB in the end (delta: 42.3MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2022-11-16 11:15:54,751 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory was 61.3MB in the beginning and 61.2MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:15:54,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 500.36ms. Allocated memory is still 163.6MB. Free memory was 128.0MB in the beginning and 132.2MB in the end (delta: -4.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 11:15:54,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.85ms. Allocated memory is still 163.6MB. Free memory was 132.2MB in the beginning and 128.4MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 11:15:54,752 INFO L158 Benchmark]: Boogie Preprocessor took 46.73ms. Allocated memory is still 163.6MB. Free memory was 128.4MB in the beginning and 125.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:15:54,753 INFO L158 Benchmark]: RCFGBuilder took 771.83ms. Allocated memory is still 163.6MB. Free memory was 125.9MB in the beginning and 99.0MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-16 11:15:54,753 INFO L158 Benchmark]: TraceAbstraction took 1128.56ms. Allocated memory is still 163.6MB. Free memory was 98.4MB in the beginning and 86.8MB in the end (delta: 11.6MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-11-16 11:15:54,754 INFO L158 Benchmark]: Witness Printer took 4.17ms. Allocated memory is still 163.6MB. Free memory was 86.8MB in the beginning and 86.0MB in the end (delta: 751.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:15:54,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory was 61.3MB in the beginning and 61.2MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 500.36ms. Allocated memory is still 163.6MB. Free memory was 128.0MB in the beginning and 132.2MB in the end (delta: -4.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.85ms. Allocated memory is still 163.6MB. Free memory was 132.2MB in the beginning and 128.4MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.73ms. Allocated memory is still 163.6MB. Free memory was 128.4MB in the beginning and 125.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 771.83ms. Allocated memory is still 163.6MB. Free memory was 125.9MB in the beginning and 99.0MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1128.56ms. Allocated memory is still 163.6MB. Free memory was 98.4MB in the beginning and 86.8MB in the end (delta: 11.6MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Witness Printer took 4.17ms. Allocated memory is still 163.6MB. Free memory was 86.8MB in the beginning and 86.0MB in the end (delta: 751.3kB). Peak memory consumption was 2.1MB. 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 151, overapproximation of bitwiseAnd at line 154. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 8); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (8 - 1); [L28] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 1); [L29] const SORT_5 msb_SORT_5 = (SORT_5)1 << (1 - 1); [L31] const SORT_1 var_9 = 0; [L32] const SORT_5 var_22 = 0; [L33] const SORT_5 var_31 = 1; [L34] const SORT_1 var_109 = 1; [L36] SORT_1 input_2; [L37] SORT_1 input_3; [L38] SORT_1 input_4; [L39] SORT_5 input_6; [L40] SORT_5 input_7; [L41] SORT_5 input_8; [L42] SORT_5 input_35; [L43] SORT_5 input_37; [L44] SORT_5 input_39; [L45] SORT_5 input_51; [L47] SORT_1 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] SORT_1 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L49] SORT_1 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L50] SORT_5 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L51] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L52] SORT_5 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L53] SORT_5 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L54] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L55] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L56] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] SORT_5 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L58] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L59] SORT_5 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L60] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L61] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L63] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L65] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L68] SORT_1 init_11_arg_1 = var_9; [L69] state_10 = init_11_arg_1 [L70] SORT_1 init_13_arg_1 = var_9; [L71] state_12 = init_13_arg_1 [L72] SORT_1 init_19_arg_1 = var_9; [L73] state_18 = init_19_arg_1 [L74] SORT_5 init_24_arg_1 = var_22; [L75] state_23 = init_24_arg_1 [L76] SORT_1 init_27_arg_1 = var_9; [L77] state_26 = init_27_arg_1 [L78] SORT_5 init_42_arg_1 = var_22; [L79] state_41 = init_42_arg_1 [L80] SORT_5 init_44_arg_1 = var_22; [L81] state_43 = init_44_arg_1 [L82] SORT_1 init_46_arg_1 = var_9; [L83] state_45 = init_46_arg_1 [L84] SORT_1 init_48_arg_1 = var_9; [L85] state_47 = init_48_arg_1 [L86] SORT_1 init_50_arg_1 = var_9; [L87] state_49 = init_50_arg_1 [L88] SORT_5 init_54_arg_1 = var_22; [L89] state_53 = init_54_arg_1 [L90] SORT_1 init_56_arg_1 = var_9; [L91] state_55 = init_56_arg_1 [L92] SORT_5 init_58_arg_1 = var_22; [L93] state_57 = init_58_arg_1 [L94] SORT_1 init_60_arg_1 = var_9; [L95] state_59 = init_60_arg_1 [L96] SORT_1 init_63_arg_1 = var_9; [L97] state_62 = init_63_arg_1 [L98] SORT_1 init_65_arg_1 = var_9; [L99] state_64 = init_65_arg_1 [L100] SORT_1 init_67_arg_1 = var_9; [L101] state_66 = init_67_arg_1 [L102] SORT_1 init_69_arg_1 = var_9; [L103] state_68 = init_69_arg_1 [L104] SORT_1 init_71_arg_1 = var_9; [L105] state_70 = init_71_arg_1 [L106] SORT_1 init_73_arg_1 = var_9; [L107] state_72 = init_73_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_22=0, var_31=1, var_9=0] [L110] input_2 = __VERIFIER_nondet_uchar() [L111] input_3 = __VERIFIER_nondet_uchar() [L112] input_4 = __VERIFIER_nondet_uchar() [L113] input_6 = __VERIFIER_nondet_uchar() [L114] input_7 = __VERIFIER_nondet_uchar() [L115] input_8 = __VERIFIER_nondet_uchar() [L116] input_8 = input_8 & mask_SORT_5 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=5, input_3=3, input_4=11, input_6=8, input_7=10, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_22=0, var_31=1, var_9=0] [L117] input_35 = __VERIFIER_nondet_uchar() [L118] input_37 = __VERIFIER_nondet_uchar() [L119] input_39 = __VERIFIER_nondet_uchar() [L120] input_51 = __VERIFIER_nondet_uchar() [L123] SORT_1 var_16_arg_0 = state_10; [L124] SORT_5 var_16 = var_16_arg_0 >> 0; VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=5, input_3=3, input_35=7, input_37=6, input_39=4, input_4=11, input_51=9, input_6=8, input_7=10, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_16=0, var_16_arg_0=0, var_22=0, var_31=1, var_9=0] [L125] var_16 = var_16 & mask_SORT_5 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=5, input_3=3, input_35=7, input_37=6, input_39=4, input_4=11, input_51=9, input_6=8, input_7=10, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_16=0, var_16_arg_0=0, var_22=0, var_31=1, var_9=0] [L126] SORT_1 var_15_arg_0 = state_10; [L127] SORT_1 var_15_arg_1 = state_12; [L128] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L129] SORT_1 var_14_arg_0 = state_10; [L130] SORT_1 var_14_arg_1 = state_12; [L131] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L132] SORT_5 var_17_arg_0 = var_16; [L133] SORT_1 var_17_arg_1 = var_15; [L134] SORT_1 var_17_arg_2 = var_14; [L135] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L136] SORT_1 var_21_arg_0 = var_17; [L137] SORT_1 var_21_arg_1 = state_18; [L138] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L139] SORT_1 var_20_arg_0 = var_17; [L140] SORT_1 var_20_arg_1 = state_18; [L141] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L142] SORT_5 var_25_arg_0 = state_23; [L143] SORT_1 var_25_arg_1 = var_21; [L144] SORT_1 var_25_arg_2 = var_20; [L145] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=5, input_3=3, input_35=7, input_37=6, input_39=4, input_4=11, input_51=9, input_6=8, input_7=10, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_31=1, var_9=0] [L146] var_25 = var_25 & mask_SORT_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=5, input_3=3, input_35=7, input_37=6, input_39=4, input_4=11, input_51=9, input_6=8, input_7=10, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_31=1, var_9=0] [L147] SORT_1 var_28_arg_0 = var_25; [L148] SORT_1 var_28_arg_1 = state_26; [L149] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L150] SORT_5 var_32_arg_0 = var_28; [L151] SORT_5 var_32 = ~var_32_arg_0; [L152] SORT_5 var_33_arg_0 = var_31; [L153] SORT_5 var_33_arg_1 = var_32; [L154] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=5, input_3=3, input_35=7, input_37=6, input_39=4, input_4=11, input_51=9, input_6=8, input_7=10, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=2, var_32_arg_0=1, var_33=1, var_33_arg_0=1, var_33_arg_1=2, var_9=0] [L155] var_33 = var_33 & mask_SORT_5 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=5, input_3=3, input_35=7, input_37=6, input_39=4, input_4=11, input_51=9, input_6=8, input_7=10, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=2, var_32_arg_0=1, var_33=1, var_33_arg_0=1, var_33_arg_1=2, var_9=0] [L156] SORT_5 bad_34_arg_0 = var_33; [L157] CALL __VERIFIER_assert(!(bad_34_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, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 117 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 117 mSDsluCounter, 143 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 65 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 37 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 11:15:54,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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_48e8835c-2b6e-4e50-aef7-772918c5f630/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 4a0901411443e2369cdef97e7f5c792ca60bb368bf9c988b6ac394cdcdf4c250 --- 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 11:15:57,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:15:57,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:15:57,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:15:57,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:15:57,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:15:57,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:15:57,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:15:57,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:15:57,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:15:57,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:15:57,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:15:57,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:15:57,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:15:57,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:15:57,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:15:57,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:15:57,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:15:57,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:15:57,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:15:57,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:15:57,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:15:57,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:15:57,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:15:57,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:15:57,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:15:57,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:15:57,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:15:57,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:15:57,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:15:57,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:15:57,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:15:57,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:15:57,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:15:57,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:15:57,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:15:57,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:15:57,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:15:57,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:15:57,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:15:57,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:15:57,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-16 11:15:57,264 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:15:57,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:15:57,265 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:15:57,265 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:15:57,266 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:15:57,267 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:15:57,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:15:57,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:15:57,269 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:15:57,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:15:57,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:15:57,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:15:57,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:15:57,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:15:57,272 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:15:57,272 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:15:57,272 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:15:57,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:15:57,273 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:15:57,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:15:57,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:15:57,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:15:57,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:15:57,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:15:57,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:15:57,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:15:57,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:15:57,276 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:15:57,276 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:15:57,276 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:15:57,277 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:15:57,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:15:57,277 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:15:57,278 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_48e8835c-2b6e-4e50-aef7-772918c5f630/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a0901411443e2369cdef97e7f5c792ca60bb368bf9c988b6ac394cdcdf4c250 [2022-11-16 11:15:57,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:15:57,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:15:57,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:15:57,707 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:15:57,709 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:15:57,711 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2022-11-16 11:15:57,775 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/data/fab3ebb92/c9ae225723bd40cb9a3b6c92e8695729/FLAGe20810a80 [2022-11-16 11:15:58,278 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:15:58,283 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2022-11-16 11:15:58,294 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/data/fab3ebb92/c9ae225723bd40cb9a3b6c92e8695729/FLAGe20810a80 [2022-11-16 11:15:58,629 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/data/fab3ebb92/c9ae225723bd40cb9a3b6c92e8695729 [2022-11-16 11:15:58,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:15:58,633 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:15:58,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:15:58,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:15:58,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:15:58,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:15:58" (1/1) ... [2022-11-16 11:15:58,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2388e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:58, skipping insertion in model container [2022-11-16 11:15:58,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:15:58" (1/1) ... [2022-11-16 11:15:58,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:15:58,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:15:58,817 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_48e8835c-2b6e-4e50-aef7-772918c5f630/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1107,1120] [2022-11-16 11:15:58,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:15:58,898 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:15:58,937 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_48e8835c-2b6e-4e50-aef7-772918c5f630/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1107,1120] [2022-11-16 11:15:59,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:15:59,015 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:15:59,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59 WrapperNode [2022-11-16 11:15:59,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:15:59,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:15:59,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:15:59,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:15:59,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (1/1) ... [2022-11-16 11:15:59,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (1/1) ... [2022-11-16 11:15:59,081 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 323 [2022-11-16 11:15:59,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:15:59,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:15:59,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:15:59,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:15:59,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (1/1) ... [2022-11-16 11:15:59,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (1/1) ... [2022-11-16 11:15:59,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (1/1) ... [2022-11-16 11:15:59,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (1/1) ... [2022-11-16 11:15:59,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (1/1) ... [2022-11-16 11:15:59,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (1/1) ... [2022-11-16 11:15:59,152 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (1/1) ... [2022-11-16 11:15:59,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (1/1) ... [2022-11-16 11:15:59,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:15:59,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:15:59,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:15:59,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:15:59,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (1/1) ... [2022-11-16 11:15:59,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:15:59,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:15:59,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:15:59,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:15:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:15:59,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:15:59,439 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:15:59,441 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:15:59,890 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:15:59,897 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:15:59,897 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 11:15:59,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:15:59 BoogieIcfgContainer [2022-11-16 11:15:59,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:15:59,901 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:15:59,902 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:15:59,904 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:15:59,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:15:58" (1/3) ... [2022-11-16 11:15:59,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab42aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:15:59, skipping insertion in model container [2022-11-16 11:15:59,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:59" (2/3) ... [2022-11-16 11:15:59,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab42aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:15:59, skipping insertion in model container [2022-11-16 11:15:59,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:15:59" (3/3) ... [2022-11-16 11:15:59,908 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v7.c [2022-11-16 11:15:59,926 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:15:59,926 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 11:15:59,984 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 11:15:59,995 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;@7f3378cd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 11:15:59,996 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 11:16:00,000 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 11:16:00,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 11:16:00,006 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:16:00,007 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-16 11:16:00,008 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:16:00,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:16:00,014 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-16 11:16:00,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 11:16:00,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970585911] [2022-11-16 11:16:00,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:16:00,032 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 11:16:00,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 11:16:00,038 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:00,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:16:00,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-16 11:16:00,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:16:00,613 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 11:16:00,613 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 11:16:00,614 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 11:16:00,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1970585911] [2022-11-16 11:16:00,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1970585911] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:16:00,615 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:16:00,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 11:16:00,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594412611] [2022-11-16 11:16:00,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:16:00,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 11:16:00,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 11:16:00,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 11:16:00,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 11:16:00,652 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 11:16:00,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:16:00,742 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-16 11:16:00,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:16:00,746 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 11:16:00,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:16:00,758 INFO L225 Difference]: With dead ends: 20 [2022-11-16 11:16:00,758 INFO L226 Difference]: Without dead ends: 11 [2022-11-16 11:16:00,760 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 11:16:00,764 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 11:16:00,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 11:16:00,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-16 11:16:00,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-16 11:16:00,794 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 11:16:00,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-16 11:16:00,797 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-16 11:16:00,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:16:00,797 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-16 11:16:00,797 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 11:16:00,798 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-16 11:16:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 11:16:00,798 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:16:00,798 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-16 11:16:00,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:01,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:01,011 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:16:01,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:16:01,011 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-16 11:16:01,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 11:16:01,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [404940783] [2022-11-16 11:16:01,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:16:01,014 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 11:16:01,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 11:16:01,015 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:01,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:16:01,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 86 conjunts are in the unsatisfiable core [2022-11-16 11:16:01,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:16:02,032 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 11:16:02,032 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 11:16:06,009 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 11:16:06,009 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 11:16:06,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [404940783] [2022-11-16 11:16:06,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [404940783] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 11:16:06,010 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 11:16:06,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-11-16 11:16:06,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971012303] [2022-11-16 11:16:06,011 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 11:16:06,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-16 11:16:06,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 11:16:06,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-16 11:16:06,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-11-16 11:16:06,013 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 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 11:16:06,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:16:06,094 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-16 11:16:06,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 11:16:06,095 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 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 11:16:06,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:16:06,096 INFO L225 Difference]: With dead ends: 16 [2022-11-16 11:16:06,096 INFO L226 Difference]: Without dead ends: 14 [2022-11-16 11:16:06,097 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-16 11:16:06,098 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 13 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 11 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 11:16:06,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 22 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 11 Unchecked, 0.0s Time] [2022-11-16 11:16:06,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-16 11:16:06,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-16 11:16:06,103 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 11:16:06,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-16 11:16:06,104 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-16 11:16:06,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:16:06,110 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-16 11:16:06,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 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 11:16:06,111 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-16 11:16:06,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 11:16:06,112 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:16:06,112 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-16 11:16:06,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:06,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:06,325 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:16:06,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:16:06,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-16 11:16:06,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 11:16:06,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1055945318] [2022-11-16 11:16:06,328 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 11:16:06,328 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 11:16:06,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 11:16:06,329 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:06,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:06,565 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 11:16:06,566 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 11:16:06,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 149 conjunts are in the unsatisfiable core [2022-11-16 11:16:06,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:16:07,788 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 11:16:07,788 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 11:16:20,600 WARN L233 SmtUtils]: Spent 5.30s on a formula simplification. DAG size of input: 301 DAG size of output: 226 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 11:16:22,452 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 11:16:22,452 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 11:16:22,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1055945318] [2022-11-16 11:16:22,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1055945318] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 11:16:22,453 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 11:16:22,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2022-11-16 11:16:22,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399979469] [2022-11-16 11:16:22,454 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 11:16:22,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-16 11:16:22,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 11:16:22,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-16 11:16:22,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-11-16 11:16:22,456 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 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 11:16:22,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:16:22,884 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-11-16 11:16:22,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 11:16:22,886 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 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 11:16:22,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:16:22,887 INFO L225 Difference]: With dead ends: 17 [2022-11-16 11:16:22,887 INFO L226 Difference]: Without dead ends: 15 [2022-11-16 11:16:22,888 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2022-11-16 11:16:22,889 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 11 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 15 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 11:16:22,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 30 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 15 Unchecked, 0.0s Time] [2022-11-16 11:16:22,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-11-16 11:16:22,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-11-16 11:16:22,895 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 11:16:22,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-16 11:16:22,895 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-11-16 11:16:22,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:16:22,896 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-16 11:16:22,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 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 11:16:22,896 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-16 11:16:22,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 11:16:22,897 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:16:22,897 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-11-16 11:16:22,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:23,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:23,098 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:16:23,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:16:23,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-11-16 11:16:23,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 11:16:23,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1537333417] [2022-11-16 11:16:23,101 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 11:16:23,101 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 11:16:23,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 11:16:23,103 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:23,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:23,474 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-16 11:16:23,474 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-16 11:16:23,475 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:16:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:16:23,874 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-11-16 11:16:23,874 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 11:16:23,875 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 11:16:23,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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)] Forceful destruction successful, exit code 0 [2022-11-16 11:16:24,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/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 11:16:24,097 INFO L444 BasicCegarLoop]: Path program histogram: [3, 1] [2022-11-16 11:16:24,101 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 11:16:24,192 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 11:16:24,205 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 11:16:24,206 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 11:16:24,206 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 11:16:24,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:16:24 BoogieIcfgContainer [2022-11-16 11:16:24,247 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 11:16:24,248 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 11:16:24,249 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 11:16:24,249 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 11:16:24,250 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:15:59" (3/4) ... [2022-11-16 11:16:24,252 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-16 11:16:24,285 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 11:16:24,289 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 11:16:24,289 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 11:16:24,290 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 11:16:24,434 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 11:16:24,434 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 11:16:24,435 INFO L158 Benchmark]: Toolchain (without parser) took 25802.31ms. Allocated memory was 67.1MB in the beginning and 211.8MB in the end (delta: 144.7MB). Free memory was 48.7MB in the beginning and 67.7MB in the end (delta: -19.0MB). Peak memory consumption was 126.4MB. Max. memory is 16.1GB. [2022-11-16 11:16:24,435 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:16:24,436 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.58ms. Allocated memory is still 67.1MB. Free memory was 48.5MB in the beginning and 47.4MB in the end (delta: 1.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 11:16:24,436 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.32ms. Allocated memory is still 67.1MB. Free memory was 47.4MB in the beginning and 44.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:16:24,438 INFO L158 Benchmark]: Boogie Preprocessor took 75.43ms. Allocated memory is still 67.1MB. Free memory was 44.4MB in the beginning and 42.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:16:24,438 INFO L158 Benchmark]: RCFGBuilder took 741.07ms. Allocated memory is still 67.1MB. Free memory was 42.0MB in the beginning and 37.2MB in the end (delta: 4.7MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2022-11-16 11:16:24,442 INFO L158 Benchmark]: TraceAbstraction took 24346.10ms. Allocated memory was 67.1MB in the beginning and 211.8MB in the end (delta: 144.7MB). Free memory was 36.6MB in the beginning and 84.5MB in the end (delta: -47.9MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. [2022-11-16 11:16:24,443 INFO L158 Benchmark]: Witness Printer took 186.58ms. Allocated memory is still 211.8MB. Free memory was 84.5MB in the beginning and 67.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 11:16:24,447 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.58ms. Allocated memory is still 67.1MB. Free memory was 48.5MB in the beginning and 47.4MB in the end (delta: 1.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.32ms. Allocated memory is still 67.1MB. Free memory was 47.4MB in the beginning and 44.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.43ms. Allocated memory is still 67.1MB. Free memory was 44.4MB in the beginning and 42.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 741.07ms. Allocated memory is still 67.1MB. Free memory was 42.0MB in the beginning and 37.2MB in the end (delta: 4.7MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * TraceAbstraction took 24346.10ms. Allocated memory was 67.1MB in the beginning and 211.8MB in the end (delta: 144.7MB). Free memory was 36.6MB in the beginning and 84.5MB in the end (delta: -47.9MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. * Witness Printer took 186.58ms. Allocated memory is still 211.8MB. Free memory was 84.5MB in the beginning and 67.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. 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 - CounterExampleResult [Line: 20]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 8); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (8 - 1); [L28] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 1); [L29] const SORT_5 msb_SORT_5 = (SORT_5)1 << (1 - 1); [L31] const SORT_1 var_9 = 0; [L32] const SORT_5 var_22 = 0; [L33] const SORT_5 var_31 = 1; [L34] const SORT_1 var_109 = 1; [L36] SORT_1 input_2; [L37] SORT_1 input_3; [L38] SORT_1 input_4; [L39] SORT_5 input_6; [L40] SORT_5 input_7; [L41] SORT_5 input_8; [L42] SORT_5 input_35; [L43] SORT_5 input_37; [L44] SORT_5 input_39; [L45] SORT_5 input_51; [L47] SORT_1 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] SORT_1 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L49] SORT_1 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L50] SORT_5 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L51] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L52] SORT_5 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L53] SORT_5 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L54] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L55] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L56] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] SORT_5 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L58] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L59] SORT_5 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L60] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L61] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L63] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L65] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L68] SORT_1 init_11_arg_1 = var_9; [L69] state_10 = init_11_arg_1 [L70] SORT_1 init_13_arg_1 = var_9; [L71] state_12 = init_13_arg_1 [L72] SORT_1 init_19_arg_1 = var_9; [L73] state_18 = init_19_arg_1 [L74] SORT_5 init_24_arg_1 = var_22; [L75] state_23 = init_24_arg_1 [L76] SORT_1 init_27_arg_1 = var_9; [L77] state_26 = init_27_arg_1 [L78] SORT_5 init_42_arg_1 = var_22; [L79] state_41 = init_42_arg_1 [L80] SORT_5 init_44_arg_1 = var_22; [L81] state_43 = init_44_arg_1 [L82] SORT_1 init_46_arg_1 = var_9; [L83] state_45 = init_46_arg_1 [L84] SORT_1 init_48_arg_1 = var_9; [L85] state_47 = init_48_arg_1 [L86] SORT_1 init_50_arg_1 = var_9; [L87] state_49 = init_50_arg_1 [L88] SORT_5 init_54_arg_1 = var_22; [L89] state_53 = init_54_arg_1 [L90] SORT_1 init_56_arg_1 = var_9; [L91] state_55 = init_56_arg_1 [L92] SORT_5 init_58_arg_1 = var_22; [L93] state_57 = init_58_arg_1 [L94] SORT_1 init_60_arg_1 = var_9; [L95] state_59 = init_60_arg_1 [L96] SORT_1 init_63_arg_1 = var_9; [L97] state_62 = init_63_arg_1 [L98] SORT_1 init_65_arg_1 = var_9; [L99] state_64 = init_65_arg_1 [L100] SORT_1 init_67_arg_1 = var_9; [L101] state_66 = init_67_arg_1 [L102] SORT_1 init_69_arg_1 = var_9; [L103] state_68 = init_69_arg_1 [L104] SORT_1 init_71_arg_1 = var_9; [L105] state_70 = init_71_arg_1 [L106] SORT_1 init_73_arg_1 = var_9; [L107] state_72 = init_73_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_22=0, var_31=1, var_9=0] [L110] input_2 = __VERIFIER_nondet_uchar() [L111] input_3 = __VERIFIER_nondet_uchar() [L112] input_4 = __VERIFIER_nondet_uchar() [L113] input_6 = __VERIFIER_nondet_uchar() [L114] input_7 = __VERIFIER_nondet_uchar() [L115] input_8 = __VERIFIER_nondet_uchar() [L116] input_8 = input_8 & mask_SORT_5 [L117] input_35 = __VERIFIER_nondet_uchar() [L118] input_37 = __VERIFIER_nondet_uchar() [L119] input_39 = __VERIFIER_nondet_uchar() [L120] input_51 = __VERIFIER_nondet_uchar() [L123] SORT_1 var_16_arg_0 = state_10; [L124] SORT_5 var_16 = var_16_arg_0 >> 0; [L125] var_16 = var_16 & mask_SORT_5 [L126] SORT_1 var_15_arg_0 = state_10; [L127] SORT_1 var_15_arg_1 = state_12; [L128] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L129] SORT_1 var_14_arg_0 = state_10; [L130] SORT_1 var_14_arg_1 = state_12; [L131] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L132] SORT_5 var_17_arg_0 = var_16; [L133] SORT_1 var_17_arg_1 = var_15; [L134] SORT_1 var_17_arg_2 = var_14; [L135] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L136] SORT_1 var_21_arg_0 = var_17; [L137] SORT_1 var_21_arg_1 = state_18; [L138] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L139] SORT_1 var_20_arg_0 = var_17; [L140] SORT_1 var_20_arg_1 = state_18; [L141] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L142] SORT_5 var_25_arg_0 = state_23; [L143] SORT_1 var_25_arg_1 = var_21; [L144] SORT_1 var_25_arg_2 = var_20; [L145] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L146] var_25 = var_25 & mask_SORT_1 [L147] SORT_1 var_28_arg_0 = var_25; [L148] SORT_1 var_28_arg_1 = state_26; [L149] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L150] SORT_5 var_32_arg_0 = var_28; [L151] SORT_5 var_32 = ~var_32_arg_0; [L152] SORT_5 var_33_arg_0 = var_31; [L153] SORT_5 var_33_arg_1 = var_32; [L154] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L155] var_33 = var_33 & mask_SORT_5 [L156] SORT_5 bad_34_arg_0 = var_33; [L157] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L20] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L157] RET __VERIFIER_assert(!(bad_34_arg_0)) [L159] SORT_5 var_76_arg_0 = input_8; [L160] SORT_5 var_76_arg_1 = var_31; [L161] SORT_5 var_76 = var_76_arg_0 == var_76_arg_1; [L162] SORT_5 var_77_arg_0 = var_76; [L163] SORT_1 var_77_arg_1 = var_9; [L164] SORT_1 var_77_arg_2 = state_64; [L165] SORT_1 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L166] SORT_1 next_78_arg_1 = var_77; [L167] SORT_5 var_79_arg_0 = var_76; [L168] SORT_1 var_79_arg_1 = var_9; [L169] SORT_1 var_79_arg_2 = state_68; [L170] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L171] SORT_1 next_80_arg_1 = var_79; [L172] SORT_5 var_81_arg_0 = var_76; [L173] SORT_1 var_81_arg_1 = var_9; [L174] SORT_1 var_81_arg_2 = state_72; [L175] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L176] SORT_1 next_82_arg_1 = var_81; [L177] SORT_5 var_83_arg_0 = var_76; [L178] SORT_5 var_83_arg_1 = var_22; [L179] SORT_5 var_83_arg_2 = state_43; [L180] SORT_5 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L181] var_83 = var_83 & mask_SORT_5 [L182] SORT_5 next_84_arg_1 = var_83; [L183] SORT_5 var_88_arg_0 = input_8; [L184] SORT_5 var_88_arg_1 = var_31; [L185] SORT_5 var_88 = var_88_arg_0 == var_88_arg_1; [L186] SORT_1 var_86_arg_0 = state_59; [L187] SORT_1 var_86_arg_1 = state_55; [L188] SORT_1 var_86 = var_86_arg_0 - var_86_arg_1; [L189] SORT_1 var_85_arg_0 = state_59; [L190] SORT_1 var_85_arg_1 = state_55; [L191] SORT_1 var_85 = var_85_arg_0 - var_85_arg_1; [L192] SORT_5 var_87_arg_0 = state_57; [L193] SORT_1 var_87_arg_1 = var_86; [L194] SORT_1 var_87_arg_2 = var_85; [L195] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L196] SORT_5 var_89_arg_0 = var_88; [L197] SORT_1 var_89_arg_1 = var_9; [L198] SORT_1 var_89_arg_2 = var_87; [L199] SORT_1 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L200] var_89 = var_89 & mask_SORT_1 [L201] SORT_1 next_90_arg_1 = var_89; [L202] SORT_5 var_91_arg_0 = var_76; [L203] SORT_5 var_91_arg_1 = var_22; [L204] SORT_5 var_91_arg_2 = input_7; [L205] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L206] SORT_5 next_92_arg_1 = var_91; [L207] SORT_5 var_93_arg_0 = var_76; [L208] SORT_5 var_93_arg_1 = var_22; [L209] SORT_5 var_93_arg_2 = state_41; [L210] SORT_5 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L211] SORT_5 next_94_arg_1 = var_93; [L212] SORT_5 var_95_arg_0 = var_88; [L213] SORT_1 var_95_arg_1 = var_9; [L214] SORT_1 var_95_arg_2 = input_2; [L215] SORT_1 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L216] SORT_1 next_96_arg_1 = var_95; [L217] SORT_5 var_97_arg_0 = var_88; [L218] SORT_1 var_97_arg_1 = var_9; [L219] SORT_1 var_97_arg_2 = input_3; [L220] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L221] SORT_1 next_98_arg_1 = var_97; [L222] SORT_5 var_99_arg_0 = var_88; [L223] SORT_1 var_99_arg_1 = var_9; [L224] SORT_1 var_99_arg_2 = input_4; [L225] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L226] SORT_1 next_100_arg_1 = var_99; [L227] SORT_5 var_101_arg_0 = var_88; [L228] SORT_5 var_101_arg_1 = var_22; [L229] SORT_5 var_101_arg_2 = input_7; [L230] SORT_5 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L231] SORT_5 next_102_arg_1 = var_101; [L232] SORT_5 var_103_arg_0 = var_88; [L233] SORT_1 var_103_arg_1 = var_9; [L234] SORT_1 var_103_arg_2 = state_49; [L235] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L236] SORT_1 next_104_arg_1 = var_103; [L237] SORT_5 var_105_arg_0 = var_88; [L238] SORT_5 var_105_arg_1 = var_22; [L239] SORT_5 var_105_arg_2 = state_53; [L240] SORT_5 var_105 = var_105_arg_0 ? var_105_arg_1 : var_105_arg_2; [L241] var_105 = var_105 & mask_SORT_5 [L242] SORT_5 next_106_arg_1 = var_105; [L243] SORT_1 var_110_arg_0 = state_45; [L244] SORT_1 var_110_arg_1 = var_109; [L245] SORT_1 var_110 = var_110_arg_0 & var_110_arg_1; [L246] var_110 = var_110 & mask_SORT_1 [L247] SORT_1 var_111_arg_0 = var_110; [L248] SORT_1 var_111_arg_1 = var_109; [L249] SORT_5 var_111 = var_111_arg_0 == var_111_arg_1; [L250] SORT_1 var_108_arg_0 = state_45; [L251] SORT_1 var_108_arg_1 = state_47; [L252] SORT_1 var_108 = var_108_arg_0 + var_108_arg_1; [L253] SORT_1 var_107_arg_0 = state_45; [L254] SORT_1 var_107_arg_1 = state_47; [L255] SORT_1 var_107 = var_107_arg_0 - var_107_arg_1; [L256] SORT_5 var_112_arg_0 = var_111; [L257] SORT_1 var_112_arg_1 = var_108; [L258] SORT_1 var_112_arg_2 = var_107; [L259] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L260] SORT_5 var_113_arg_0 = var_88; [L261] SORT_1 var_113_arg_1 = var_9; [L262] SORT_1 var_113_arg_2 = var_112; [L263] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L264] SORT_1 next_114_arg_1 = var_113; [L265] SORT_5 var_115_arg_0 = var_76; [L266] SORT_1 var_115_arg_1 = var_9; [L267] SORT_1 var_115_arg_2 = input_2; [L268] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L269] SORT_1 next_116_arg_1 = var_115; [L270] SORT_5 var_117_arg_0 = var_76; [L271] SORT_1 var_117_arg_1 = var_9; [L272] SORT_1 var_117_arg_2 = state_62; [L273] SORT_1 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L274] SORT_1 next_118_arg_1 = var_117; [L275] SORT_5 var_119_arg_0 = var_76; [L276] SORT_1 var_119_arg_1 = var_9; [L277] SORT_1 var_119_arg_2 = input_3; [L278] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L279] SORT_1 next_120_arg_1 = var_119; [L280] SORT_5 var_121_arg_0 = var_76; [L281] SORT_1 var_121_arg_1 = var_9; [L282] SORT_1 var_121_arg_2 = state_66; [L283] SORT_1 var_121 = var_121_arg_0 ? var_121_arg_1 : var_121_arg_2; [L284] SORT_1 next_122_arg_1 = var_121; [L285] SORT_5 var_123_arg_0 = var_76; [L286] SORT_1 var_123_arg_1 = var_9; [L287] SORT_1 var_123_arg_2 = input_4; [L288] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L289] SORT_1 next_124_arg_1 = var_123; [L290] SORT_5 var_125_arg_0 = var_76; [L291] SORT_1 var_125_arg_1 = var_9; [L292] SORT_1 var_125_arg_2 = state_70; [L293] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L294] SORT_1 next_126_arg_1 = var_125; [L296] state_10 = next_78_arg_1 [L297] state_12 = next_80_arg_1 [L298] state_18 = next_82_arg_1 [L299] state_23 = next_84_arg_1 [L300] state_26 = next_90_arg_1 [L301] state_41 = next_92_arg_1 [L302] state_43 = next_94_arg_1 [L303] state_45 = next_96_arg_1 [L304] state_47 = next_98_arg_1 [L305] state_49 = next_100_arg_1 [L306] state_53 = next_102_arg_1 [L307] state_55 = next_104_arg_1 [L308] state_57 = next_106_arg_1 [L309] state_59 = next_114_arg_1 [L310] state_62 = next_116_arg_1 [L311] state_64 = next_118_arg_1 [L312] state_66 = next_120_arg_1 [L313] state_68 = next_122_arg_1 [L314] state_70 = next_124_arg_1 [L315] state_72 = next_126_arg_1 VAL [bad_34_arg_0=0, init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=56, input_3=31, input_35=2, input_37=5, input_39=4, input_4=65, input_51=3, input_6=6, input_7=1, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, next_100_arg_1=65, next_102_arg_1=1, next_104_arg_1=0, next_106_arg_1=0, next_114_arg_1=0, next_116_arg_1=56, next_118_arg_1=0, next_120_arg_1=31, next_122_arg_1=0, next_124_arg_1=65, next_126_arg_1=0, next_78_arg_1=0, next_80_arg_1=0, next_82_arg_1=0, next_84_arg_1=0, next_90_arg_1=0, next_92_arg_1=1, next_94_arg_1=0, next_96_arg_1=56, next_98_arg_1=31, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=1, state_43=0, state_45=56, state_47=31, state_49=65, state_53=1, state_55=0, state_57=0, state_59=0, state_62=56, state_64=0, state_66=31, state_68=0, state_70=65, state_72=0, var_101=1, var_101_arg_0=0, var_101_arg_1=0, var_101_arg_2=1, var_103=0, var_103_arg_0=0, var_103_arg_1=0, var_103_arg_2=0, var_105=0, var_105_arg_0=0, var_105_arg_1=0, var_105_arg_2=0, var_107=0, var_107_arg_0=0, var_107_arg_1=0, var_108=0, var_108_arg_0=0, var_108_arg_1=0, var_109=1, var_110=0, var_110_arg_0=0, var_110_arg_1=1, var_111=0, var_111_arg_0=0, var_111_arg_1=1, var_112=0, var_112_arg_0=0, var_112_arg_1=0, var_112_arg_2=0, var_113=0, var_113_arg_0=0, var_113_arg_1=0, var_113_arg_2=0, var_115=56, var_115_arg_0=0, var_115_arg_1=0, var_115_arg_2=56, var_117=0, var_117_arg_0=0, var_117_arg_1=0, var_117_arg_2=0, var_119=31, var_119_arg_0=0, var_119_arg_1=0, var_119_arg_2=31, var_121=0, var_121_arg_0=0, var_121_arg_1=0, var_121_arg_2=0, var_123=65, var_123_arg_0=0, var_123_arg_1=0, var_123_arg_2=65, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=0, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33=0, var_33_arg_0=1, var_33_arg_1=254, var_76=0, var_76_arg_0=0, var_76_arg_1=1, var_77=0, var_77_arg_0=0, var_77_arg_1=0, var_77_arg_2=0, var_79=0, var_79_arg_0=0, var_79_arg_1=0, var_79_arg_2=0, var_81=0, var_81_arg_0=0, var_81_arg_1=0, var_81_arg_2=0, var_83=0, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=0, var_85=0, var_85_arg_0=0, var_85_arg_1=0, var_86=0, var_86_arg_0=0, var_86_arg_1=0, var_87=0, var_87_arg_0=0, var_87_arg_1=0, var_87_arg_2=0, var_88=0, var_88_arg_0=0, var_88_arg_1=1, var_89=0, var_89_arg_0=0, var_89_arg_1=0, var_89_arg_2=0, var_9=0, var_91=1, var_91_arg_0=0, var_91_arg_1=0, var_91_arg_2=1, var_93=0, var_93_arg_0=0, var_93_arg_1=0, var_93_arg_2=0, var_95=56, var_95_arg_0=0, var_95_arg_1=0, var_95_arg_2=56, var_97=31, var_97_arg_0=0, var_97_arg_1=0, var_97_arg_2=31, var_99=65, var_99_arg_0=0, var_99_arg_1=0, var_99_arg_2=65] [L110] input_2 = __VERIFIER_nondet_uchar() [L111] input_3 = __VERIFIER_nondet_uchar() [L112] input_4 = __VERIFIER_nondet_uchar() [L113] input_6 = __VERIFIER_nondet_uchar() [L114] input_7 = __VERIFIER_nondet_uchar() [L115] input_8 = __VERIFIER_nondet_uchar() [L116] input_8 = input_8 & mask_SORT_5 [L117] input_35 = __VERIFIER_nondet_uchar() [L118] input_37 = __VERIFIER_nondet_uchar() [L119] input_39 = __VERIFIER_nondet_uchar() [L120] input_51 = __VERIFIER_nondet_uchar() [L123] SORT_1 var_16_arg_0 = state_10; [L124] SORT_5 var_16 = var_16_arg_0 >> 0; [L125] var_16 = var_16 & mask_SORT_5 [L126] SORT_1 var_15_arg_0 = state_10; [L127] SORT_1 var_15_arg_1 = state_12; [L128] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L129] SORT_1 var_14_arg_0 = state_10; [L130] SORT_1 var_14_arg_1 = state_12; [L131] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L132] SORT_5 var_17_arg_0 = var_16; [L133] SORT_1 var_17_arg_1 = var_15; [L134] SORT_1 var_17_arg_2 = var_14; [L135] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L136] SORT_1 var_21_arg_0 = var_17; [L137] SORT_1 var_21_arg_1 = state_18; [L138] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L139] SORT_1 var_20_arg_0 = var_17; [L140] SORT_1 var_20_arg_1 = state_18; [L141] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L142] SORT_5 var_25_arg_0 = state_23; [L143] SORT_1 var_25_arg_1 = var_21; [L144] SORT_1 var_25_arg_2 = var_20; [L145] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L146] var_25 = var_25 & mask_SORT_1 [L147] SORT_1 var_28_arg_0 = var_25; [L148] SORT_1 var_28_arg_1 = state_26; [L149] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L150] SORT_5 var_32_arg_0 = var_28; [L151] SORT_5 var_32 = ~var_32_arg_0; [L152] SORT_5 var_33_arg_0 = var_31; [L153] SORT_5 var_33_arg_1 = var_32; [L154] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L155] var_33 = var_33 & mask_SORT_5 [L156] SORT_5 bad_34_arg_0 = var_33; [L157] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L20] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L157] RET __VERIFIER_assert(!(bad_34_arg_0)) [L159] SORT_5 var_76_arg_0 = input_8; [L160] SORT_5 var_76_arg_1 = var_31; [L161] SORT_5 var_76 = var_76_arg_0 == var_76_arg_1; [L162] SORT_5 var_77_arg_0 = var_76; [L163] SORT_1 var_77_arg_1 = var_9; [L164] SORT_1 var_77_arg_2 = state_64; [L165] SORT_1 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L166] SORT_1 next_78_arg_1 = var_77; [L167] SORT_5 var_79_arg_0 = var_76; [L168] SORT_1 var_79_arg_1 = var_9; [L169] SORT_1 var_79_arg_2 = state_68; [L170] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L171] SORT_1 next_80_arg_1 = var_79; [L172] SORT_5 var_81_arg_0 = var_76; [L173] SORT_1 var_81_arg_1 = var_9; [L174] SORT_1 var_81_arg_2 = state_72; [L175] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L176] SORT_1 next_82_arg_1 = var_81; [L177] SORT_5 var_83_arg_0 = var_76; [L178] SORT_5 var_83_arg_1 = var_22; [L179] SORT_5 var_83_arg_2 = state_43; [L180] SORT_5 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L181] var_83 = var_83 & mask_SORT_5 [L182] SORT_5 next_84_arg_1 = var_83; [L183] SORT_5 var_88_arg_0 = input_8; [L184] SORT_5 var_88_arg_1 = var_31; [L185] SORT_5 var_88 = var_88_arg_0 == var_88_arg_1; [L186] SORT_1 var_86_arg_0 = state_59; [L187] SORT_1 var_86_arg_1 = state_55; [L188] SORT_1 var_86 = var_86_arg_0 - var_86_arg_1; [L189] SORT_1 var_85_arg_0 = state_59; [L190] SORT_1 var_85_arg_1 = state_55; [L191] SORT_1 var_85 = var_85_arg_0 - var_85_arg_1; [L192] SORT_5 var_87_arg_0 = state_57; [L193] SORT_1 var_87_arg_1 = var_86; [L194] SORT_1 var_87_arg_2 = var_85; [L195] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L196] SORT_5 var_89_arg_0 = var_88; [L197] SORT_1 var_89_arg_1 = var_9; [L198] SORT_1 var_89_arg_2 = var_87; [L199] SORT_1 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L200] var_89 = var_89 & mask_SORT_1 [L201] SORT_1 next_90_arg_1 = var_89; [L202] SORT_5 var_91_arg_0 = var_76; [L203] SORT_5 var_91_arg_1 = var_22; [L204] SORT_5 var_91_arg_2 = input_7; [L205] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L206] SORT_5 next_92_arg_1 = var_91; [L207] SORT_5 var_93_arg_0 = var_76; [L208] SORT_5 var_93_arg_1 = var_22; [L209] SORT_5 var_93_arg_2 = state_41; [L210] SORT_5 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L211] SORT_5 next_94_arg_1 = var_93; [L212] SORT_5 var_95_arg_0 = var_88; [L213] SORT_1 var_95_arg_1 = var_9; [L214] SORT_1 var_95_arg_2 = input_2; [L215] SORT_1 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L216] SORT_1 next_96_arg_1 = var_95; [L217] SORT_5 var_97_arg_0 = var_88; [L218] SORT_1 var_97_arg_1 = var_9; [L219] SORT_1 var_97_arg_2 = input_3; [L220] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L221] SORT_1 next_98_arg_1 = var_97; [L222] SORT_5 var_99_arg_0 = var_88; [L223] SORT_1 var_99_arg_1 = var_9; [L224] SORT_1 var_99_arg_2 = input_4; [L225] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L226] SORT_1 next_100_arg_1 = var_99; [L227] SORT_5 var_101_arg_0 = var_88; [L228] SORT_5 var_101_arg_1 = var_22; [L229] SORT_5 var_101_arg_2 = input_7; [L230] SORT_5 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L231] SORT_5 next_102_arg_1 = var_101; [L232] SORT_5 var_103_arg_0 = var_88; [L233] SORT_1 var_103_arg_1 = var_9; [L234] SORT_1 var_103_arg_2 = state_49; [L235] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L236] SORT_1 next_104_arg_1 = var_103; [L237] SORT_5 var_105_arg_0 = var_88; [L238] SORT_5 var_105_arg_1 = var_22; [L239] SORT_5 var_105_arg_2 = state_53; [L240] SORT_5 var_105 = var_105_arg_0 ? var_105_arg_1 : var_105_arg_2; [L241] var_105 = var_105 & mask_SORT_5 [L242] SORT_5 next_106_arg_1 = var_105; [L243] SORT_1 var_110_arg_0 = state_45; [L244] SORT_1 var_110_arg_1 = var_109; [L245] SORT_1 var_110 = var_110_arg_0 & var_110_arg_1; [L246] var_110 = var_110 & mask_SORT_1 [L247] SORT_1 var_111_arg_0 = var_110; [L248] SORT_1 var_111_arg_1 = var_109; [L249] SORT_5 var_111 = var_111_arg_0 == var_111_arg_1; [L250] SORT_1 var_108_arg_0 = state_45; [L251] SORT_1 var_108_arg_1 = state_47; [L252] SORT_1 var_108 = var_108_arg_0 + var_108_arg_1; [L253] SORT_1 var_107_arg_0 = state_45; [L254] SORT_1 var_107_arg_1 = state_47; [L255] SORT_1 var_107 = var_107_arg_0 - var_107_arg_1; [L256] SORT_5 var_112_arg_0 = var_111; [L257] SORT_1 var_112_arg_1 = var_108; [L258] SORT_1 var_112_arg_2 = var_107; [L259] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L260] SORT_5 var_113_arg_0 = var_88; [L261] SORT_1 var_113_arg_1 = var_9; [L262] SORT_1 var_113_arg_2 = var_112; [L263] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L264] SORT_1 next_114_arg_1 = var_113; [L265] SORT_5 var_115_arg_0 = var_76; [L266] SORT_1 var_115_arg_1 = var_9; [L267] SORT_1 var_115_arg_2 = input_2; [L268] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L269] SORT_1 next_116_arg_1 = var_115; [L270] SORT_5 var_117_arg_0 = var_76; [L271] SORT_1 var_117_arg_1 = var_9; [L272] SORT_1 var_117_arg_2 = state_62; [L273] SORT_1 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L274] SORT_1 next_118_arg_1 = var_117; [L275] SORT_5 var_119_arg_0 = var_76; [L276] SORT_1 var_119_arg_1 = var_9; [L277] SORT_1 var_119_arg_2 = input_3; [L278] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L279] SORT_1 next_120_arg_1 = var_119; [L280] SORT_5 var_121_arg_0 = var_76; [L281] SORT_1 var_121_arg_1 = var_9; [L282] SORT_1 var_121_arg_2 = state_66; [L283] SORT_1 var_121 = var_121_arg_0 ? var_121_arg_1 : var_121_arg_2; [L284] SORT_1 next_122_arg_1 = var_121; [L285] SORT_5 var_123_arg_0 = var_76; [L286] SORT_1 var_123_arg_1 = var_9; [L287] SORT_1 var_123_arg_2 = input_4; [L288] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L289] SORT_1 next_124_arg_1 = var_123; [L290] SORT_5 var_125_arg_0 = var_76; [L291] SORT_1 var_125_arg_1 = var_9; [L292] SORT_1 var_125_arg_2 = state_70; [L293] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L294] SORT_1 next_126_arg_1 = var_125; [L296] state_10 = next_78_arg_1 [L297] state_12 = next_80_arg_1 [L298] state_18 = next_82_arg_1 [L299] state_23 = next_84_arg_1 [L300] state_26 = next_90_arg_1 [L301] state_41 = next_92_arg_1 [L302] state_43 = next_94_arg_1 [L303] state_45 = next_96_arg_1 [L304] state_47 = next_98_arg_1 [L305] state_49 = next_100_arg_1 [L306] state_53 = next_102_arg_1 [L307] state_55 = next_104_arg_1 [L308] state_57 = next_106_arg_1 [L309] state_59 = next_114_arg_1 [L310] state_62 = next_116_arg_1 [L311] state_64 = next_118_arg_1 [L312] state_66 = next_120_arg_1 [L313] state_68 = next_122_arg_1 [L314] state_70 = next_124_arg_1 [L315] state_72 = next_126_arg_1 VAL [bad_34_arg_0=0, init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=0, input_3=0, input_35=10, input_37=8, input_39=9, input_4=0, input_51=7, input_6=11, input_7=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, next_100_arg_1=0, next_102_arg_1=0, next_104_arg_1=65, next_106_arg_1=1, next_114_arg_1=25, next_116_arg_1=0, next_118_arg_1=56, next_120_arg_1=0, next_122_arg_1=31, next_124_arg_1=0, next_126_arg_1=65, next_78_arg_1=0, next_80_arg_1=0, next_82_arg_1=0, next_84_arg_1=0, next_90_arg_1=0, next_92_arg_1=0, next_94_arg_1=1, next_96_arg_1=0, next_98_arg_1=0, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=1, state_45=0, state_47=0, state_49=0, state_53=0, state_55=65, state_57=1, state_59=25, state_62=0, state_64=56, state_66=0, state_68=31, state_70=0, state_72=65, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_101_arg_2=0, var_103=65, var_103_arg_0=0, var_103_arg_1=0, var_103_arg_2=65, var_105=1, var_105_arg_0=0, var_105_arg_1=0, var_105_arg_2=1, var_107=25, var_107_arg_0=56, var_107_arg_1=31, var_108=87, var_108_arg_0=56, var_108_arg_1=31, var_109=1, var_110=0, var_110_arg_0=56, var_110_arg_1=1, var_111=0, var_111_arg_0=0, var_111_arg_1=1, var_112=25, var_112_arg_0=0, var_112_arg_1=87, var_112_arg_2=25, var_113=25, var_113_arg_0=0, var_113_arg_1=0, var_113_arg_2=25, var_115=0, var_115_arg_0=0, var_115_arg_1=0, var_115_arg_2=0, var_117=56, var_117_arg_0=0, var_117_arg_1=0, var_117_arg_2=56, var_119=0, var_119_arg_0=0, var_119_arg_1=0, var_119_arg_2=0, var_121=31, var_121_arg_0=0, var_121_arg_1=0, var_121_arg_2=31, var_123=0, var_123_arg_0=0, var_123_arg_1=0, var_123_arg_2=0, var_125=65, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=65, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33=0, var_33_arg_0=1, var_33_arg_1=254, var_76=0, var_76_arg_0=0, var_76_arg_1=1, var_77=0, var_77_arg_0=0, var_77_arg_1=0, var_77_arg_2=0, var_79=0, var_79_arg_0=0, var_79_arg_1=0, var_79_arg_2=0, var_81=0, var_81_arg_0=0, var_81_arg_1=0, var_81_arg_2=0, var_83=0, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=0, var_85=0, var_85_arg_0=0, var_85_arg_1=0, var_86=0, var_86_arg_0=0, var_86_arg_1=0, var_87=0, var_87_arg_0=0, var_87_arg_1=0, var_87_arg_2=0, var_88=0, var_88_arg_0=0, var_88_arg_1=1, var_89=0, var_89_arg_0=0, var_89_arg_1=0, var_89_arg_2=0, var_9=0, var_91=0, var_91_arg_0=0, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=0, var_93_arg_1=0, var_93_arg_2=1, var_95=0, var_95_arg_0=0, var_95_arg_1=0, var_95_arg_2=0, var_97=0, var_97_arg_0=0, var_97_arg_1=0, var_97_arg_2=0, var_99=0, var_99_arg_0=0, var_99_arg_1=0, var_99_arg_2=0] [L110] input_2 = __VERIFIER_nondet_uchar() [L111] input_3 = __VERIFIER_nondet_uchar() [L112] input_4 = __VERIFIER_nondet_uchar() [L113] input_6 = __VERIFIER_nondet_uchar() [L114] input_7 = __VERIFIER_nondet_uchar() [L115] input_8 = __VERIFIER_nondet_uchar() [L116] input_8 = input_8 & mask_SORT_5 [L117] input_35 = __VERIFIER_nondet_uchar() [L118] input_37 = __VERIFIER_nondet_uchar() [L119] input_39 = __VERIFIER_nondet_uchar() [L120] input_51 = __VERIFIER_nondet_uchar() [L123] SORT_1 var_16_arg_0 = state_10; [L124] SORT_5 var_16 = var_16_arg_0 >> 0; [L125] var_16 = var_16 & mask_SORT_5 [L126] SORT_1 var_15_arg_0 = state_10; [L127] SORT_1 var_15_arg_1 = state_12; [L128] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L129] SORT_1 var_14_arg_0 = state_10; [L130] SORT_1 var_14_arg_1 = state_12; [L131] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L132] SORT_5 var_17_arg_0 = var_16; [L133] SORT_1 var_17_arg_1 = var_15; [L134] SORT_1 var_17_arg_2 = var_14; [L135] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L136] SORT_1 var_21_arg_0 = var_17; [L137] SORT_1 var_21_arg_1 = state_18; [L138] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L139] SORT_1 var_20_arg_0 = var_17; [L140] SORT_1 var_20_arg_1 = state_18; [L141] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L142] SORT_5 var_25_arg_0 = state_23; [L143] SORT_1 var_25_arg_1 = var_21; [L144] SORT_1 var_25_arg_2 = var_20; [L145] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L146] var_25 = var_25 & mask_SORT_1 [L147] SORT_1 var_28_arg_0 = var_25; [L148] SORT_1 var_28_arg_1 = state_26; [L149] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L150] SORT_5 var_32_arg_0 = var_28; [L151] SORT_5 var_32 = ~var_32_arg_0; [L152] SORT_5 var_33_arg_0 = var_31; [L153] SORT_5 var_33_arg_1 = var_32; [L154] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L155] var_33 = var_33 & mask_SORT_5 [L156] SORT_5 bad_34_arg_0 = var_33; [L157] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L20] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L157] RET __VERIFIER_assert(!(bad_34_arg_0)) [L159] SORT_5 var_76_arg_0 = input_8; [L160] SORT_5 var_76_arg_1 = var_31; [L161] SORT_5 var_76 = var_76_arg_0 == var_76_arg_1; [L162] SORT_5 var_77_arg_0 = var_76; [L163] SORT_1 var_77_arg_1 = var_9; [L164] SORT_1 var_77_arg_2 = state_64; [L165] SORT_1 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L166] SORT_1 next_78_arg_1 = var_77; [L167] SORT_5 var_79_arg_0 = var_76; [L168] SORT_1 var_79_arg_1 = var_9; [L169] SORT_1 var_79_arg_2 = state_68; [L170] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L171] SORT_1 next_80_arg_1 = var_79; [L172] SORT_5 var_81_arg_0 = var_76; [L173] SORT_1 var_81_arg_1 = var_9; [L174] SORT_1 var_81_arg_2 = state_72; [L175] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L176] SORT_1 next_82_arg_1 = var_81; [L177] SORT_5 var_83_arg_0 = var_76; [L178] SORT_5 var_83_arg_1 = var_22; [L179] SORT_5 var_83_arg_2 = state_43; [L180] SORT_5 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L181] var_83 = var_83 & mask_SORT_5 [L182] SORT_5 next_84_arg_1 = var_83; [L183] SORT_5 var_88_arg_0 = input_8; [L184] SORT_5 var_88_arg_1 = var_31; [L185] SORT_5 var_88 = var_88_arg_0 == var_88_arg_1; [L186] SORT_1 var_86_arg_0 = state_59; [L187] SORT_1 var_86_arg_1 = state_55; [L188] SORT_1 var_86 = var_86_arg_0 - var_86_arg_1; [L189] SORT_1 var_85_arg_0 = state_59; [L190] SORT_1 var_85_arg_1 = state_55; [L191] SORT_1 var_85 = var_85_arg_0 - var_85_arg_1; [L192] SORT_5 var_87_arg_0 = state_57; [L193] SORT_1 var_87_arg_1 = var_86; [L194] SORT_1 var_87_arg_2 = var_85; [L195] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L196] SORT_5 var_89_arg_0 = var_88; [L197] SORT_1 var_89_arg_1 = var_9; [L198] SORT_1 var_89_arg_2 = var_87; [L199] SORT_1 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L200] var_89 = var_89 & mask_SORT_1 [L201] SORT_1 next_90_arg_1 = var_89; [L202] SORT_5 var_91_arg_0 = var_76; [L203] SORT_5 var_91_arg_1 = var_22; [L204] SORT_5 var_91_arg_2 = input_7; [L205] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L206] SORT_5 next_92_arg_1 = var_91; [L207] SORT_5 var_93_arg_0 = var_76; [L208] SORT_5 var_93_arg_1 = var_22; [L209] SORT_5 var_93_arg_2 = state_41; [L210] SORT_5 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L211] SORT_5 next_94_arg_1 = var_93; [L212] SORT_5 var_95_arg_0 = var_88; [L213] SORT_1 var_95_arg_1 = var_9; [L214] SORT_1 var_95_arg_2 = input_2; [L215] SORT_1 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L216] SORT_1 next_96_arg_1 = var_95; [L217] SORT_5 var_97_arg_0 = var_88; [L218] SORT_1 var_97_arg_1 = var_9; [L219] SORT_1 var_97_arg_2 = input_3; [L220] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L221] SORT_1 next_98_arg_1 = var_97; [L222] SORT_5 var_99_arg_0 = var_88; [L223] SORT_1 var_99_arg_1 = var_9; [L224] SORT_1 var_99_arg_2 = input_4; [L225] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L226] SORT_1 next_100_arg_1 = var_99; [L227] SORT_5 var_101_arg_0 = var_88; [L228] SORT_5 var_101_arg_1 = var_22; [L229] SORT_5 var_101_arg_2 = input_7; [L230] SORT_5 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L231] SORT_5 next_102_arg_1 = var_101; [L232] SORT_5 var_103_arg_0 = var_88; [L233] SORT_1 var_103_arg_1 = var_9; [L234] SORT_1 var_103_arg_2 = state_49; [L235] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L236] SORT_1 next_104_arg_1 = var_103; [L237] SORT_5 var_105_arg_0 = var_88; [L238] SORT_5 var_105_arg_1 = var_22; [L239] SORT_5 var_105_arg_2 = state_53; [L240] SORT_5 var_105 = var_105_arg_0 ? var_105_arg_1 : var_105_arg_2; [L241] var_105 = var_105 & mask_SORT_5 [L242] SORT_5 next_106_arg_1 = var_105; [L243] SORT_1 var_110_arg_0 = state_45; [L244] SORT_1 var_110_arg_1 = var_109; [L245] SORT_1 var_110 = var_110_arg_0 & var_110_arg_1; [L246] var_110 = var_110 & mask_SORT_1 [L247] SORT_1 var_111_arg_0 = var_110; [L248] SORT_1 var_111_arg_1 = var_109; [L249] SORT_5 var_111 = var_111_arg_0 == var_111_arg_1; [L250] SORT_1 var_108_arg_0 = state_45; [L251] SORT_1 var_108_arg_1 = state_47; [L252] SORT_1 var_108 = var_108_arg_0 + var_108_arg_1; [L253] SORT_1 var_107_arg_0 = state_45; [L254] SORT_1 var_107_arg_1 = state_47; [L255] SORT_1 var_107 = var_107_arg_0 - var_107_arg_1; [L256] SORT_5 var_112_arg_0 = var_111; [L257] SORT_1 var_112_arg_1 = var_108; [L258] SORT_1 var_112_arg_2 = var_107; [L259] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L260] SORT_5 var_113_arg_0 = var_88; [L261] SORT_1 var_113_arg_1 = var_9; [L262] SORT_1 var_113_arg_2 = var_112; [L263] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L264] SORT_1 next_114_arg_1 = var_113; [L265] SORT_5 var_115_arg_0 = var_76; [L266] SORT_1 var_115_arg_1 = var_9; [L267] SORT_1 var_115_arg_2 = input_2; [L268] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L269] SORT_1 next_116_arg_1 = var_115; [L270] SORT_5 var_117_arg_0 = var_76; [L271] SORT_1 var_117_arg_1 = var_9; [L272] SORT_1 var_117_arg_2 = state_62; [L273] SORT_1 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L274] SORT_1 next_118_arg_1 = var_117; [L275] SORT_5 var_119_arg_0 = var_76; [L276] SORT_1 var_119_arg_1 = var_9; [L277] SORT_1 var_119_arg_2 = input_3; [L278] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L279] SORT_1 next_120_arg_1 = var_119; [L280] SORT_5 var_121_arg_0 = var_76; [L281] SORT_1 var_121_arg_1 = var_9; [L282] SORT_1 var_121_arg_2 = state_66; [L283] SORT_1 var_121 = var_121_arg_0 ? var_121_arg_1 : var_121_arg_2; [L284] SORT_1 next_122_arg_1 = var_121; [L285] SORT_5 var_123_arg_0 = var_76; [L286] SORT_1 var_123_arg_1 = var_9; [L287] SORT_1 var_123_arg_2 = input_4; [L288] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L289] SORT_1 next_124_arg_1 = var_123; [L290] SORT_5 var_125_arg_0 = var_76; [L291] SORT_1 var_125_arg_1 = var_9; [L292] SORT_1 var_125_arg_2 = state_70; [L293] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L294] SORT_1 next_126_arg_1 = var_125; [L296] state_10 = next_78_arg_1 [L297] state_12 = next_80_arg_1 [L298] state_18 = next_82_arg_1 [L299] state_23 = next_84_arg_1 [L300] state_26 = next_90_arg_1 [L301] state_41 = next_92_arg_1 [L302] state_43 = next_94_arg_1 [L303] state_45 = next_96_arg_1 [L304] state_47 = next_98_arg_1 [L305] state_49 = next_100_arg_1 [L306] state_53 = next_102_arg_1 [L307] state_55 = next_104_arg_1 [L308] state_57 = next_106_arg_1 [L309] state_59 = next_114_arg_1 [L310] state_62 = next_116_arg_1 [L311] state_64 = next_118_arg_1 [L312] state_66 = next_120_arg_1 [L313] state_68 = next_122_arg_1 [L314] state_70 = next_124_arg_1 [L315] state_72 = next_126_arg_1 VAL [bad_34_arg_0=0, init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=0, input_3=0, input_35=15, input_37=13, input_39=14, input_4=0, input_51=12, input_6=16, input_7=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, next_100_arg_1=0, next_102_arg_1=0, next_104_arg_1=0, next_106_arg_1=0, next_114_arg_1=0, next_116_arg_1=0, next_118_arg_1=0, next_120_arg_1=0, next_122_arg_1=0, next_124_arg_1=0, next_126_arg_1=0, next_78_arg_1=56, next_80_arg_1=31, next_82_arg_1=65, next_84_arg_1=1, next_90_arg_1=216, next_92_arg_1=0, next_94_arg_1=0, next_96_arg_1=0, next_98_arg_1=0, state_10=56, state_12=31, state_18=65, state_23=1, state_26=216, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_101_arg_2=0, var_103=0, var_103_arg_0=0, var_103_arg_1=0, var_103_arg_2=0, var_105=0, var_105_arg_0=0, var_105_arg_1=0, var_105_arg_2=0, var_107=0, var_107_arg_0=0, var_107_arg_1=0, var_108=0, var_108_arg_0=0, var_108_arg_1=0, var_109=1, var_110=0, var_110_arg_0=0, var_110_arg_1=1, var_111=0, var_111_arg_0=0, var_111_arg_1=1, var_112=0, var_112_arg_0=0, var_112_arg_1=0, var_112_arg_2=0, var_113=0, var_113_arg_0=0, var_113_arg_1=0, var_113_arg_2=0, var_115=0, var_115_arg_0=0, var_115_arg_1=0, var_115_arg_2=0, var_117=0, var_117_arg_0=0, var_117_arg_1=0, var_117_arg_2=0, var_119=0, var_119_arg_0=0, var_119_arg_1=0, var_119_arg_2=0, var_121=0, var_121_arg_0=0, var_121_arg_1=0, var_121_arg_2=0, var_123=0, var_123_arg_0=0, var_123_arg_1=0, var_123_arg_2=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=0, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33=0, var_33_arg_0=1, var_33_arg_1=254, var_76=0, var_76_arg_0=0, var_76_arg_1=1, var_77=56, var_77_arg_0=0, var_77_arg_1=0, var_77_arg_2=56, var_79=31, var_79_arg_0=0, var_79_arg_1=0, var_79_arg_2=31, var_81=65, var_81_arg_0=0, var_81_arg_1=0, var_81_arg_2=65, var_83=1, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=1, var_85=216, var_85_arg_0=25, var_85_arg_1=65, var_86=216, var_86_arg_0=25, var_86_arg_1=65, var_87=216, var_87_arg_0=1, var_87_arg_1=216, var_87_arg_2=216, var_88=0, var_88_arg_0=0, var_88_arg_1=1, var_89=216, var_89_arg_0=0, var_89_arg_1=0, var_89_arg_2=216, var_9=0, var_91=0, var_91_arg_0=0, var_91_arg_1=0, var_91_arg_2=0, var_93=0, var_93_arg_0=0, var_93_arg_1=0, var_93_arg_2=0, var_95=0, var_95_arg_0=0, var_95_arg_1=0, var_95_arg_2=0, var_97=0, var_97_arg_0=0, var_97_arg_1=0, var_97_arg_2=0, var_99=0, var_99_arg_0=0, var_99_arg_1=0, var_99_arg_2=0] [L110] input_2 = __VERIFIER_nondet_uchar() [L111] input_3 = __VERIFIER_nondet_uchar() [L112] input_4 = __VERIFIER_nondet_uchar() [L113] input_6 = __VERIFIER_nondet_uchar() [L114] input_7 = __VERIFIER_nondet_uchar() [L115] input_8 = __VERIFIER_nondet_uchar() [L116] input_8 = input_8 & mask_SORT_5 [L117] input_35 = __VERIFIER_nondet_uchar() [L118] input_37 = __VERIFIER_nondet_uchar() [L119] input_39 = __VERIFIER_nondet_uchar() [L120] input_51 = __VERIFIER_nondet_uchar() [L123] SORT_1 var_16_arg_0 = state_10; [L124] SORT_5 var_16 = var_16_arg_0 >> 0; [L125] var_16 = var_16 & mask_SORT_5 [L126] SORT_1 var_15_arg_0 = state_10; [L127] SORT_1 var_15_arg_1 = state_12; [L128] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L129] SORT_1 var_14_arg_0 = state_10; [L130] SORT_1 var_14_arg_1 = state_12; [L131] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L132] SORT_5 var_17_arg_0 = var_16; [L133] SORT_1 var_17_arg_1 = var_15; [L134] SORT_1 var_17_arg_2 = var_14; [L135] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L136] SORT_1 var_21_arg_0 = var_17; [L137] SORT_1 var_21_arg_1 = state_18; [L138] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L139] SORT_1 var_20_arg_0 = var_17; [L140] SORT_1 var_20_arg_1 = state_18; [L141] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L142] SORT_5 var_25_arg_0 = state_23; [L143] SORT_1 var_25_arg_1 = var_21; [L144] SORT_1 var_25_arg_2 = var_20; [L145] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L146] var_25 = var_25 & mask_SORT_1 [L147] SORT_1 var_28_arg_0 = var_25; [L148] SORT_1 var_28_arg_1 = state_26; [L149] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L150] SORT_5 var_32_arg_0 = var_28; [L151] SORT_5 var_32 = ~var_32_arg_0; [L152] SORT_5 var_33_arg_0 = var_31; [L153] SORT_5 var_33_arg_1 = var_32; [L154] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L155] var_33 = var_33 & mask_SORT_5 [L156] SORT_5 bad_34_arg_0 = var_33; [L157] CALL __VERIFIER_assert(!(bad_34_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, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.1s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 28 mSDsluCounter, 65 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 26 IncrementalHoareTripleChecker+Unchecked, 49 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 16 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 12.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=3, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 21.0s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 38 ConstructedInterpolants, 17 QuantifiedInterpolants, 3880 SizeOfPredicates, 266 NumberOfNonLiveVariables, 876 ConjunctsInSsa, 273 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 0/18 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 proved your program to be incorrect! [2022-11-16 11:16:24,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e8835c-2b6e-4e50-aef7-772918c5f630/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE