./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 c167a5402298a43dd587eb5fb1988ee38c66dc34734da01583376b43b4a77429 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:13:04,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:13:04,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:13:04,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:13:04,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:13:04,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:13:04,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:13:04,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:13:04,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:13:04,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:13:04,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:13:04,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:13:04,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:13:04,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:13:04,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:13:04,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:13:04,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:13:04,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:13:04,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:13:04,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:13:04,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:13:04,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:13:04,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:13:04,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:13:04,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:13:04,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:13:04,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:13:04,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:13:04,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:13:04,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:13:04,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:13:04,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:13:04,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:13:04,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:13:04,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:13:04,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:13:04,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:13:04,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:13:04,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:13:04,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:13:04,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:13:04,897 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:13:04,935 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:13:04,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:13:04,936 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:13:04,936 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:13:04,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:13:04,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:13:04,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:13:04,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:13:04,939 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:13:04,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:13:04,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:13:04,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:13:04,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:13:04,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:13:04,941 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:13:04,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:13:04,942 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:13:04,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:13:04,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:13:04,942 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:13:04,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:13:04,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:13:04,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:13:04,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:13:04,944 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:13:04,944 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:13:04,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:13:04,944 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:13:04,945 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:13:04,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:13:04,946 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_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c167a5402298a43dd587eb5fb1988ee38c66dc34734da01583376b43b4a77429 [2022-11-16 12:13:05,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:13:05,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:13:05,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:13:05,272 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:13:05,273 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:13:05,275 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2022-11-16 12:13:05,351 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/data/be2fbdc7e/4bfa346aad8e46488eb2a6f8a1e77061/FLAG7a85c80e4 [2022-11-16 12:13:06,021 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:13:06,022 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2022-11-16 12:13:06,040 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/data/be2fbdc7e/4bfa346aad8e46488eb2a6f8a1e77061/FLAG7a85c80e4 [2022-11-16 12:13:06,211 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/data/be2fbdc7e/4bfa346aad8e46488eb2a6f8a1e77061 [2022-11-16 12:13:06,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:13:06,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:13:06,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:13:06,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:13:06,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:13:06,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:13:06" (1/1) ... [2022-11-16 12:13:06,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5870b4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:06, skipping insertion in model container [2022-11-16 12:13:06,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:13:06" (1/1) ... [2022-11-16 12:13:06,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:13:06,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:13:06,538 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_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1014,1027] [2022-11-16 12:13:06,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:13:06,943 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:13:06,955 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_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1014,1027] [2022-11-16 12:13:07,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:13:07,168 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:13:07,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07 WrapperNode [2022-11-16 12:13:07,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:13:07,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:13:07,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:13:07,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:13:07,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (1/1) ... [2022-11-16 12:13:07,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (1/1) ... [2022-11-16 12:13:07,427 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3805 [2022-11-16 12:13:07,428 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:13:07,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:13:07,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:13:07,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:13:07,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (1/1) ... [2022-11-16 12:13:07,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (1/1) ... [2022-11-16 12:13:07,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (1/1) ... [2022-11-16 12:13:07,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (1/1) ... [2022-11-16 12:13:07,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (1/1) ... [2022-11-16 12:13:07,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (1/1) ... [2022-11-16 12:13:07,550 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (1/1) ... [2022-11-16 12:13:07,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (1/1) ... [2022-11-16 12:13:07,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:13:07,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:13:07,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:13:07,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:13:07,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (1/1) ... [2022-11-16 12:13:07,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:13:07,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:13:07,643 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:13:07,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:13:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:13:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:13:08,205 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:13:08,207 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:13:10,921 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:13:10,934 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:13:10,934 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:13:10,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:13:10 BoogieIcfgContainer [2022-11-16 12:13:10,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:13:10,939 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:13:10,939 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:13:10,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:13:10,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:13:06" (1/3) ... [2022-11-16 12:13:10,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38cc7dca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:13:10, skipping insertion in model container [2022-11-16 12:13:10,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:07" (2/3) ... [2022-11-16 12:13:10,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38cc7dca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:13:10, skipping insertion in model container [2022-11-16 12:13:10,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:13:10" (3/3) ... [2022-11-16 12:13:10,950 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2022-11-16 12:13:10,972 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:13:10,972 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:13:11,051 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:13:11,058 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;@3d32fca8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:13:11,058 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:13:11,065 INFO L276 IsEmpty]: Start isEmpty. Operand has 620 states, 618 states have (on average 1.6634304207119741) internal successors, (1028), 619 states have internal predecessors, (1028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:11,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 12:13:11,071 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:13:11,072 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:13:11,073 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:13:11,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:13:11,077 INFO L85 PathProgramCache]: Analyzing trace with hash 753767930, now seen corresponding path program 1 times [2022-11-16 12:13:11,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:13:11,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352621373] [2022-11-16 12:13:11,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:13:11,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:13:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:11,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:13:11,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:13:11,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352621373] [2022-11-16 12:13:11,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352621373] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:13:11,761 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:13:11,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:13:11,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251678942] [2022-11-16 12:13:11,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:13:11,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:13:11,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:13:11,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:13:11,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:13:11,810 INFO L87 Difference]: Start difference. First operand has 620 states, 618 states have (on average 1.6634304207119741) internal successors, (1028), 619 states have internal predecessors, (1028), 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 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:12,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:13:12,051 INFO L93 Difference]: Finished difference Result 1873 states and 3117 transitions. [2022-11-16 12:13:12,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:13:12,053 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 23 [2022-11-16 12:13:12,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:13:12,075 INFO L225 Difference]: With dead ends: 1873 [2022-11-16 12:13:12,075 INFO L226 Difference]: Without dead ends: 1255 [2022-11-16 12:13:12,081 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 12:13:12,085 INFO L413 NwaCegarLoop]: 1065 mSDtfsCounter, 3042 mSDsluCounter, 1103 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3042 SdHoareTripleChecker+Valid, 2168 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:13:12,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3042 Valid, 2168 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:13:12,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2022-11-16 12:13:12,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 618. [2022-11-16 12:13:12,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 618 states, 617 states have (on average 1.659643435980551) internal successors, (1024), 617 states have internal predecessors, (1024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:12,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 1024 transitions. [2022-11-16 12:13:12,248 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 1024 transitions. Word has length 23 [2022-11-16 12:13:12,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:13:12,254 INFO L495 AbstractCegarLoop]: Abstraction has 618 states and 1024 transitions. [2022-11-16 12:13:12,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:12,256 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1024 transitions. [2022-11-16 12:13:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 12:13:12,259 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:13:12,260 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:13:12,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:13:12,261 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:13:12,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:13:12,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1893694406, now seen corresponding path program 1 times [2022-11-16 12:13:12,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:13:12,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635013034] [2022-11-16 12:13:12,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:13:12,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:13:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:12,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:13:12,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:13:12,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635013034] [2022-11-16 12:13:12,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635013034] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:13:12,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:13:12,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:13:12,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970259246] [2022-11-16 12:13:12,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:13:12,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:13:12,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:13:12,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:13:12,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:13:12,564 INFO L87 Difference]: Start difference. First operand 618 states and 1024 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:12,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:13:12,684 INFO L93 Difference]: Finished difference Result 2452 states and 4071 transitions. [2022-11-16 12:13:12,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:13:12,685 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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 24 [2022-11-16 12:13:12,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:13:12,700 INFO L225 Difference]: With dead ends: 2452 [2022-11-16 12:13:12,701 INFO L226 Difference]: Without dead ends: 1836 [2022-11-16 12:13:12,709 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 12:13:12,710 INFO L413 NwaCegarLoop]: 1059 mSDtfsCounter, 3032 mSDsluCounter, 2064 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3032 SdHoareTripleChecker+Valid, 3123 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:13:12,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3032 Valid, 3123 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:13:12,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1836 states. [2022-11-16 12:13:12,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1836 to 620. [2022-11-16 12:13:12,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 620 states, 619 states have (on average 1.6575121163166397) internal successors, (1026), 619 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:12,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 1026 transitions. [2022-11-16 12:13:12,795 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 1026 transitions. Word has length 24 [2022-11-16 12:13:12,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:13:12,795 INFO L495 AbstractCegarLoop]: Abstraction has 620 states and 1026 transitions. [2022-11-16 12:13:12,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:12,796 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1026 transitions. [2022-11-16 12:13:12,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 12:13:12,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:13:12,797 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:13:12,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:13:12,797 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:13:12,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:13:12,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1635447916, now seen corresponding path program 1 times [2022-11-16 12:13:12,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:13:12,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467454651] [2022-11-16 12:13:12,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:13:12,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:13:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:13,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:13:13,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:13:13,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467454651] [2022-11-16 12:13:13,130 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467454651] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:13:13,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:13:13,136 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:13:13,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507714930] [2022-11-16 12:13:13,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:13:13,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:13:13,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:13:13,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:13:13,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:13:13,138 INFO L87 Difference]: Start difference. First operand 620 states and 1026 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:13,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:13:13,507 INFO L93 Difference]: Finished difference Result 2472 states and 4094 transitions. [2022-11-16 12:13:13,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:13:13,508 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2022-11-16 12:13:13,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:13:13,514 INFO L225 Difference]: With dead ends: 2472 [2022-11-16 12:13:13,514 INFO L226 Difference]: Without dead ends: 1854 [2022-11-16 12:13:13,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:13:13,523 INFO L413 NwaCegarLoop]: 1009 mSDtfsCounter, 3006 mSDsluCounter, 1964 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3006 SdHoareTripleChecker+Valid, 2973 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:13:13,524 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3006 Valid, 2973 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 12:13:13,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1854 states. [2022-11-16 12:13:13,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1854 to 640. [2022-11-16 12:13:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 639 states have (on average 1.6557120500782472) internal successors, (1058), 639 states have internal predecessors, (1058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:13,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 1058 transitions. [2022-11-16 12:13:13,570 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 1058 transitions. Word has length 25 [2022-11-16 12:13:13,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:13:13,571 INFO L495 AbstractCegarLoop]: Abstraction has 640 states and 1058 transitions. [2022-11-16 12:13:13,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:13,571 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1058 transitions. [2022-11-16 12:13:13,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 12:13:13,572 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:13:13,572 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:13:13,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 12:13:13,572 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:13:13,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:13:13,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1854338260, now seen corresponding path program 1 times [2022-11-16 12:13:13,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:13:13,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115569069] [2022-11-16 12:13:13,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:13:13,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:13:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:13,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:13:13,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:13:13,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115569069] [2022-11-16 12:13:13,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115569069] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:13:13,924 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:13:13,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:13:13,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352926121] [2022-11-16 12:13:13,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:13:13,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:13:13,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:13:13,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:13:13,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:13:13,926 INFO L87 Difference]: Start difference. First operand 640 states and 1058 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:14,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:13:14,236 INFO L93 Difference]: Finished difference Result 1856 states and 3073 transitions. [2022-11-16 12:13:14,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:13:14,237 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 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 26 [2022-11-16 12:13:14,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:13:14,241 INFO L225 Difference]: With dead ends: 1856 [2022-11-16 12:13:14,242 INFO L226 Difference]: Without dead ends: 1238 [2022-11-16 12:13:14,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:13:14,249 INFO L413 NwaCegarLoop]: 992 mSDtfsCounter, 1005 mSDsluCounter, 1964 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1005 SdHoareTripleChecker+Valid, 2956 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:13:14,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1005 Valid, 2956 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 12:13:14,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2022-11-16 12:13:14,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 641. [2022-11-16 12:13:14,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 641 states, 640 states have (on average 1.6546875) internal successors, (1059), 640 states have internal predecessors, (1059), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:14,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 1059 transitions. [2022-11-16 12:13:14,270 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 1059 transitions. Word has length 26 [2022-11-16 12:13:14,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:13:14,271 INFO L495 AbstractCegarLoop]: Abstraction has 641 states and 1059 transitions. [2022-11-16 12:13:14,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:13:14,272 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1059 transitions. [2022-11-16 12:13:14,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 12:13:14,273 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:13:14,273 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:13:14,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 12:13:14,273 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:13:14,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:13:14,274 INFO L85 PathProgramCache]: Analyzing trace with hash 2047602026, now seen corresponding path program 1 times [2022-11-16 12:13:14,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:13:14,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376278112] [2022-11-16 12:13:14,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:13:14,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:13:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:13:14,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:13:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:13:14,484 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:13:14,484 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 12:13:14,485 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:13:14,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 12:13:14,491 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-16 12:13:14,495 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:13:14,608 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 12:13:14,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:13:14 BoogieIcfgContainer [2022-11-16 12:13:14,636 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:13:14,637 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:13:14,637 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:13:14,638 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:13:14,638 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:13:10" (3/4) ... [2022-11-16 12:13:14,641 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:13:14,642 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:13:14,643 INFO L158 Benchmark]: Toolchain (without parser) took 8427.51ms. Allocated memory was 140.5MB in the beginning and 335.5MB in the end (delta: 195.0MB). Free memory was 96.9MB in the beginning and 240.4MB in the end (delta: -143.6MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2022-11-16 12:13:14,643 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:13:14,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 953.36ms. Allocated memory is still 140.5MB. Free memory was 96.7MB in the beginning and 51.6MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-16 12:13:14,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 255.65ms. Allocated memory is still 140.5MB. Free memory was 51.6MB in the beginning and 79.3MB in the end (delta: -27.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 12:13:14,645 INFO L158 Benchmark]: Boogie Preprocessor took 180.91ms. Allocated memory is still 140.5MB. Free memory was 79.3MB in the beginning and 62.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 12:13:14,646 INFO L158 Benchmark]: RCFGBuilder took 3326.69ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 62.6MB in the beginning and 72.2MB in the end (delta: -9.6MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2022-11-16 12:13:14,647 INFO L158 Benchmark]: TraceAbstraction took 3696.84ms. Allocated memory was 192.9MB in the beginning and 335.5MB in the end (delta: 142.6MB). Free memory was 72.2MB in the beginning and 240.4MB in the end (delta: -168.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:13:14,647 INFO L158 Benchmark]: Witness Printer took 5.85ms. Allocated memory is still 335.5MB. Free memory is still 240.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:13:14,650 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 953.36ms. Allocated memory is still 140.5MB. Free memory was 96.7MB in the beginning and 51.6MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 255.65ms. Allocated memory is still 140.5MB. Free memory was 51.6MB in the beginning and 79.3MB in the end (delta: -27.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 180.91ms. Allocated memory is still 140.5MB. Free memory was 79.3MB in the beginning and 62.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 3326.69ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 62.6MB in the beginning and 72.2MB in the end (delta: -9.6MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3696.84ms. Allocated memory was 192.9MB in the beginning and 335.5MB in the end (delta: 142.6MB). Free memory was 72.2MB in the beginning and 240.4MB in the end (delta: -168.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.85ms. Allocated memory is still 335.5MB. Free memory is still 240.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 248, overapproximation of bitwiseAnd at line 250, overapproximation of bitwiseXor at line 242. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L29] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L31] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L32] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L34] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L35] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L37] const SORT_2 var_5 = 0; [L38] const SORT_1 var_90 = 0; [L39] const SORT_2 var_105 = 12; [L40] const SORT_2 var_106 = 1; [L41] const SORT_2 var_111 = 100; [L42] const SORT_2 var_112 = 0; [L43] const SORT_2 var_113 = 13; [L44] const SORT_4 var_118 = 0; [L45] const SORT_3 var_119 = 0; [L46] const SORT_4 var_121 = 1; [L47] const SORT_4 var_126 = 2; [L48] const SORT_4 var_128 = 3; [L49] const SORT_4 var_130 = 4; [L50] const SORT_4 var_132 = 5; [L51] const SORT_4 var_134 = 6; [L52] const SORT_4 var_136 = 7; [L53] const SORT_4 var_138 = 8; [L54] const SORT_4 var_140 = 9; [L55] const SORT_4 var_142 = 10; [L56] const SORT_4 var_144 = 11; [L57] const SORT_2 var_215 = 11; [L58] const SORT_2 var_216 = 2; [L59] const SORT_2 var_230 = 10; [L60] const SORT_2 var_231 = 3; [L61] const SORT_2 var_245 = 9; [L62] const SORT_2 var_246 = 4; [L63] const SORT_2 var_260 = 8; [L64] const SORT_2 var_261 = 5; [L65] const SORT_2 var_275 = 7; [L66] const SORT_2 var_276 = 6; [L67] const SORT_4 var_358 = 12; [L69] SORT_1 input_116; [L70] SORT_1 input_158; [L71] SORT_1 input_191; [L72] SORT_1 input_193; [L73] SORT_1 input_379; [L74] SORT_1 input_381; [L76] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L77] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L78] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L79] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L80] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L81] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L82] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L83] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L84] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L85] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] SORT_2 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] SORT_2 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] SORT_2 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] SORT_2 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] SORT_2 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] SORT_2 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] SORT_2 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] SORT_2 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] SORT_2 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] SORT_2 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] SORT_2 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] SORT_2 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] SORT_2 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] SORT_2 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] SORT_2 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] SORT_2 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] SORT_2 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] SORT_2 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] SORT_2 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] SORT_2 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] SORT_2 state_76 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] SORT_2 state_78 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L113] SORT_2 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L114] SORT_2 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L115] SORT_2 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L116] SORT_2 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L117] SORT_2 state_88 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L118] SORT_1 state_91 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] SORT_1 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] SORT_1 state_95 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] SORT_1 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] SORT_1 state_99 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] SORT_1 state_101 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] SORT_1 state_103 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] SORT_2 init_7_arg_1 = var_5; [L127] state_6 = init_7_arg_1 [L128] SORT_2 init_9_arg_1 = var_5; [L129] state_8 = init_9_arg_1 [L130] SORT_2 init_11_arg_1 = var_5; [L131] state_10 = init_11_arg_1 [L132] SORT_2 init_13_arg_1 = var_5; [L133] state_12 = init_13_arg_1 [L134] SORT_2 init_15_arg_1 = var_5; [L135] state_14 = init_15_arg_1 [L136] SORT_2 init_17_arg_1 = var_5; [L137] state_16 = init_17_arg_1 [L138] SORT_2 init_19_arg_1 = var_5; [L139] state_18 = init_19_arg_1 [L140] SORT_2 init_21_arg_1 = var_5; [L141] state_20 = init_21_arg_1 [L142] SORT_2 init_23_arg_1 = var_5; [L143] state_22 = init_23_arg_1 [L144] SORT_2 init_25_arg_1 = var_5; [L145] state_24 = init_25_arg_1 [L146] SORT_2 init_27_arg_1 = var_5; [L147] state_26 = init_27_arg_1 [L148] SORT_2 init_29_arg_1 = var_5; [L149] state_28 = init_29_arg_1 [L150] SORT_2 init_31_arg_1 = var_5; [L151] state_30 = init_31_arg_1 [L152] SORT_2 init_33_arg_1 = var_5; [L153] state_32 = init_33_arg_1 [L154] SORT_2 init_35_arg_1 = var_5; [L155] state_34 = init_35_arg_1 [L156] SORT_2 init_37_arg_1 = var_5; [L157] state_36 = init_37_arg_1 [L158] SORT_2 init_39_arg_1 = var_5; [L159] state_38 = init_39_arg_1 [L160] SORT_2 init_41_arg_1 = var_5; [L161] state_40 = init_41_arg_1 [L162] SORT_2 init_43_arg_1 = var_5; [L163] state_42 = init_43_arg_1 [L164] SORT_2 init_45_arg_1 = var_5; [L165] state_44 = init_45_arg_1 [L166] SORT_2 init_47_arg_1 = var_5; [L167] state_46 = init_47_arg_1 [L168] SORT_2 init_49_arg_1 = var_5; [L169] state_48 = init_49_arg_1 [L170] SORT_2 init_51_arg_1 = var_5; [L171] state_50 = init_51_arg_1 [L172] SORT_2 init_53_arg_1 = var_5; [L173] state_52 = init_53_arg_1 [L174] SORT_2 init_55_arg_1 = var_5; [L175] state_54 = init_55_arg_1 [L176] SORT_2 init_57_arg_1 = var_5; [L177] state_56 = init_57_arg_1 [L178] SORT_2 init_59_arg_1 = var_5; [L179] state_58 = init_59_arg_1 [L180] SORT_2 init_61_arg_1 = var_5; [L181] state_60 = init_61_arg_1 [L182] SORT_2 init_63_arg_1 = var_5; [L183] state_62 = init_63_arg_1 [L184] SORT_2 init_65_arg_1 = var_5; [L185] state_64 = init_65_arg_1 [L186] SORT_2 init_67_arg_1 = var_5; [L187] state_66 = init_67_arg_1 [L188] SORT_2 init_69_arg_1 = var_5; [L189] state_68 = init_69_arg_1 [L190] SORT_2 init_71_arg_1 = var_5; [L191] state_70 = init_71_arg_1 [L192] SORT_2 init_73_arg_1 = var_5; [L193] state_72 = init_73_arg_1 [L194] SORT_2 init_75_arg_1 = var_5; [L195] state_74 = init_75_arg_1 [L196] SORT_2 init_77_arg_1 = var_5; [L197] state_76 = init_77_arg_1 [L198] SORT_2 init_79_arg_1 = var_5; [L199] state_78 = init_79_arg_1 [L200] SORT_2 init_81_arg_1 = var_5; [L201] state_80 = init_81_arg_1 [L202] SORT_2 init_83_arg_1 = var_5; [L203] state_82 = init_83_arg_1 [L204] SORT_2 init_85_arg_1 = var_5; [L205] state_84 = init_85_arg_1 [L206] SORT_2 init_87_arg_1 = var_5; [L207] state_86 = init_87_arg_1 [L208] SORT_2 init_89_arg_1 = var_5; [L209] state_88 = init_89_arg_1 [L210] SORT_1 init_92_arg_1 = var_90; [L211] state_91 = init_92_arg_1 [L212] SORT_1 init_94_arg_1 = var_90; [L213] state_93 = init_94_arg_1 [L214] SORT_1 init_96_arg_1 = var_90; [L215] state_95 = init_96_arg_1 [L216] SORT_1 init_98_arg_1 = var_90; [L217] state_97 = init_98_arg_1 [L218] SORT_1 init_100_arg_1 = var_90; [L219] state_99 = init_100_arg_1 [L220] SORT_1 init_102_arg_1 = var_90; [L221] state_101 = init_102_arg_1 [L222] SORT_1 init_104_arg_1 = var_90; [L223] state_103 = init_104_arg_1 VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L226] input_116 = __VERIFIER_nondet_uchar() [L227] input_116 = input_116 & mask_SORT_1 VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L228] input_158 = __VERIFIER_nondet_uchar() [L229] input_158 = input_158 & mask_SORT_1 VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, input_158=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L230] input_191 = __VERIFIER_nondet_uchar() [L231] input_191 = input_191 & mask_SORT_1 VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, input_158=0, input_191=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L232] input_193 = __VERIFIER_nondet_uchar() [L233] input_193 = input_193 & mask_SORT_1 VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, input_158=0, input_191=0, input_193=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L234] input_379 = __VERIFIER_nondet_uchar() [L235] input_379 = input_379 & mask_SORT_1 VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, input_158=0, input_191=0, input_193=0, input_379=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L236] input_381 = __VERIFIER_nondet_uchar() [L237] input_381 = input_381 & mask_SORT_1 VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, input_158=0, input_191=0, input_193=0, input_379=0, input_381=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L240] SORT_2 var_107_arg_0 = var_106; [L241] SORT_2 var_107_arg_1 = state_88; [L242] SORT_2 var_107 = var_107_arg_0 ^ var_107_arg_1; VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, input_158=0, input_191=0, input_193=0, input_379=0, input_381=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_107=1, var_107_arg_0=1, var_107_arg_1=0, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L243] var_107 = var_107 & mask_SORT_2 VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, input_158=0, input_191=0, input_193=0, input_379=0, input_381=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_107=12, var_107_arg_0=1, var_107_arg_1=0, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L244] SORT_2 var_108_arg_0 = var_105; [L245] SORT_2 var_108_arg_1 = var_107; [L246] SORT_1 var_108 = var_108_arg_0 == var_108_arg_1; [L247] SORT_1 var_109_arg_0 = var_108; [L248] SORT_1 var_109_arg_1 = ~state_103; VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, input_158=0, input_191=0, input_193=0, input_379=0, input_381=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_107=12, var_107_arg_0=1, var_107_arg_1=0, var_108=1, var_108_arg_0=12, var_108_arg_1=12, var_109_arg_0=1, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L249] var_109_arg_1 = var_109_arg_1 & mask_SORT_1 VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, input_158=0, input_191=0, input_193=0, input_379=0, input_381=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_107=12, var_107_arg_0=1, var_107_arg_1=0, var_108=1, var_108_arg_0=12, var_108_arg_1=12, var_109_arg_0=1, var_109_arg_1=1, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L250] SORT_1 var_109 = var_109_arg_0 & var_109_arg_1; VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, input_158=0, input_191=0, input_193=0, input_379=0, input_381=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_107=12, var_107_arg_0=1, var_107_arg_1=0, var_108=1, var_108_arg_0=12, var_108_arg_1=12, var_109=1, var_109_arg_0=1, var_109_arg_1=1, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L251] var_109 = var_109 & mask_SORT_1 VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_7_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, input_116=0, input_158=0, input_191=0, input_193=0, input_379=0, input_381=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_101=0, state_103=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_6=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_105=12, var_106=1, var_107=12, var_107_arg_0=1, var_107_arg_1=0, var_108=1, var_108_arg_0=12, var_108_arg_1=12, var_109=1, var_109_arg_0=1, var_109_arg_1=1, var_111=100, var_112=0, var_113=13, var_118=0, var_119=0, var_121=1, var_126=2, var_128=3, var_130=4, var_132=5, var_134=6, var_136=7, var_138=8, var_140=9, var_142=10, var_144=11, var_215=11, var_216=2, var_230=10, var_231=3, var_245=9, var_246=4, var_260=8, var_261=5, var_275=7, var_276=6, var_358=12, var_5=0, var_90=0] [L252] SORT_1 bad_110_arg_0 = var_109; [L253] CALL __VERIFIER_assert(!(bad_110_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, 620 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10085 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10085 mSDsluCounter, 11220 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7095 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 272 IncrementalHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 4125 mSDtfsCounter, 272 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=641occurred in iteration=4, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 4 MinimizatonAttempts, 3664 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 94 ConstructedInterpolants, 0 QuantifiedInterpolants, 415 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 12:13:14,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 c167a5402298a43dd587eb5fb1988ee38c66dc34734da01583376b43b4a77429 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:13:17,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:13:17,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:13:17,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:13:17,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:13:17,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:13:17,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:13:17,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:13:17,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:13:17,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:13:17,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:13:17,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:13:17,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:13:17,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:13:17,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:13:17,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:13:17,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:13:17,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:13:17,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:13:17,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:13:17,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:13:17,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:13:17,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:13:17,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:13:17,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:13:17,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:13:17,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:13:17,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:13:17,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:13:17,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:13:17,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:13:17,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:13:17,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:13:17,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:13:17,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:13:17,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:13:17,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:13:17,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:13:17,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:13:17,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:13:17,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:13:17,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-16 12:13:17,266 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:13:17,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:13:17,268 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:13:17,268 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:13:17,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:13:17,269 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:13:17,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:13:17,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:13:17,272 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:13:17,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:13:17,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:13:17,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:13:17,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:13:17,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:13:17,274 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:13:17,275 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:13:17,275 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:13:17,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:13:17,276 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:13:17,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:13:17,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:13:17,277 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:13:17,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:13:17,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:13:17,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:13:17,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:13:17,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:13:17,279 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:13:17,279 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:13:17,279 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:13:17,280 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:13:17,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:13:17,281 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:13:17,281 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_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c167a5402298a43dd587eb5fb1988ee38c66dc34734da01583376b43b4a77429 [2022-11-16 12:13:17,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:13:17,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:13:17,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:13:17,699 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:13:17,701 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:13:17,704 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2022-11-16 12:13:17,767 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/data/44f533e08/10adaec0ed6c4aa19b61a066164ccb42/FLAG83e93398f [2022-11-16 12:13:18,478 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:13:18,481 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2022-11-16 12:13:18,501 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/data/44f533e08/10adaec0ed6c4aa19b61a066164ccb42/FLAG83e93398f [2022-11-16 12:13:18,671 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/data/44f533e08/10adaec0ed6c4aa19b61a066164ccb42 [2022-11-16 12:13:18,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:13:18,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:13:18,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:13:18,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:13:18,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:13:18,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:13:18" (1/1) ... [2022-11-16 12:13:18,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56a22c58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:18, skipping insertion in model container [2022-11-16 12:13:18,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:13:18" (1/1) ... [2022-11-16 12:13:18,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:13:18,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:13:19,034 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_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1014,1027] [2022-11-16 12:13:19,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:13:19,467 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:13:19,478 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_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1014,1027] [2022-11-16 12:13:19,708 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:13:19,719 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:13:19,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19 WrapperNode [2022-11-16 12:13:19,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:13:19,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:13:19,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:13:19,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:13:19,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (1/1) ... [2022-11-16 12:13:19,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (1/1) ... [2022-11-16 12:13:19,910 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2384 [2022-11-16 12:13:19,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:13:19,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:13:19,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:13:19,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:13:19,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (1/1) ... [2022-11-16 12:13:19,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (1/1) ... [2022-11-16 12:13:19,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (1/1) ... [2022-11-16 12:13:19,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (1/1) ... [2022-11-16 12:13:20,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (1/1) ... [2022-11-16 12:13:20,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (1/1) ... [2022-11-16 12:13:20,068 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (1/1) ... [2022-11-16 12:13:20,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (1/1) ... [2022-11-16 12:13:20,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:13:20,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:13:20,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:13:20,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:13:20,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (1/1) ... [2022-11-16 12:13:20,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:13:20,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:13:20,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:13:20,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:13:20,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:13:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:13:20,877 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:13:20,879 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:13:26,142 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:13:26,156 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:13:26,156 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:13:26,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:13:26 BoogieIcfgContainer [2022-11-16 12:13:26,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:13:26,162 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:13:26,162 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:13:26,165 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:13:26,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:13:18" (1/3) ... [2022-11-16 12:13:26,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74dfca2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:13:26, skipping insertion in model container [2022-11-16 12:13:26,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:19" (2/3) ... [2022-11-16 12:13:26,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74dfca2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:13:26, skipping insertion in model container [2022-11-16 12:13:26,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:13:26" (3/3) ... [2022-11-16 12:13:26,169 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2022-11-16 12:13:26,188 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:13:26,188 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:13:26,257 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:13:26,263 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;@1792626e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:13:26,264 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:13:26,268 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 12:13:26,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 12:13:26,275 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:13:26,275 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-16 12:13:26,276 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:13:26,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:13:26,285 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-16 12:13:26,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:13:26,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1745227680] [2022-11-16 12:13:26,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:13:26,303 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 12:13:26,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:13:26,311 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:26,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:26,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-16 12:13:26,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:13:27,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:13:27,069 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:13:27,069 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:13:27,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1745227680] [2022-11-16 12:13:27,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1745227680] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:13:27,071 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:13:27,071 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:13:27,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314681528] [2022-11-16 12:13:27,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:13:27,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:13:27,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:13:27,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:13:27,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:13:27,126 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 12:13:27,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:13:27,531 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-16 12:13:27,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:13:27,534 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 12:13:27,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:13:27,542 INFO L225 Difference]: With dead ends: 20 [2022-11-16 12:13:27,542 INFO L226 Difference]: Without dead ends: 11 [2022-11-16 12:13:27,544 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:13:27,548 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:13:27,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-16 12:13:27,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-16 12:13:27,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-16 12:13:27,580 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 12:13:27,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-16 12:13:27,582 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-16 12:13:27,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:13:27,582 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-16 12:13:27,583 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 12:13:27,583 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-16 12:13:27,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 12:13:27,583 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:13:27,584 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-16 12:13:27,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:27,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:27,804 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:13:27,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:13:27,805 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-16 12:13:27,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:13:27,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1558815165] [2022-11-16 12:13:27,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:13:27,811 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 12:13:27,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:13:27,813 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:27,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:29,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:29,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 2083 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 12:13:29,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:13:29,846 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 12:13:29,846 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:13:30,649 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 12:13:30,649 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:13:30,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1558815165] [2022-11-16 12:13:30,650 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1558815165] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:13:30,650 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 12:13:30,650 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-11-16 12:13:30,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100708825] [2022-11-16 12:13:30,651 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 12:13:30,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-16 12:13:30,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:13:30,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-16 12:13:30,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:13:30,660 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 12:13:32,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:13:32,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:13:32,409 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-16 12:13:32,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:13:32,410 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 12:13:32,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:13:32,411 INFO L225 Difference]: With dead ends: 16 [2022-11-16 12:13:32,411 INFO L226 Difference]: Without dead ends: 14 [2022-11-16 12:13:32,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2022-11-16 12:13:32,413 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 14 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 10 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-16 12:13:32,414 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 23 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 10 Unchecked, 1.6s Time] [2022-11-16 12:13:32,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-16 12:13:32,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-16 12:13:32,421 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 12:13:32,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-16 12:13:32,422 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-16 12:13:32,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:13:32,423 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-16 12:13:32,423 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 12:13:32,423 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-16 12:13:32,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 12:13:32,424 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:13:32,424 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-16 12:13:32,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:32,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:32,649 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:13:32,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:13:32,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-16 12:13:32,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:13:32,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [129725970] [2022-11-16 12:13:32,654 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 12:13:32,654 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 12:13:32,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:13:32,656 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:32,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:34,509 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 12:13:34,509 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 12:13:34,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 4006 conjuncts, 277 conjunts are in the unsatisfiable core [2022-11-16 12:13:34,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:13:38,990 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:13:38,991 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [129725970] [2022-11-16 12:13:38,991 WARN L319 FreeRefinementEngine]: Global settings require throwing the following exception [2022-11-16 12:13:39,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:39,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/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 12:13:39,203 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Maybe an infinite loop at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:345) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:188) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:295) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:281) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:90) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:199) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 12:13:39,206 INFO L158 Benchmark]: Toolchain (without parser) took 20531.16ms. Allocated memory was 52.4MB in the beginning and 497.0MB in the end (delta: 444.6MB). Free memory was 35.2MB in the beginning and 282.7MB in the end (delta: -247.4MB). Peak memory consumption was 330.2MB. Max. memory is 16.1GB. [2022-11-16 12:13:39,207 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:13:39,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1043.61ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 35.1MB in the beginning and 29.7MB in the end (delta: 5.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-16 12:13:39,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 189.19ms. Allocated memory was 71.3MB in the beginning and 109.1MB in the end (delta: 37.7MB). Free memory was 29.7MB in the beginning and 63.6MB in the end (delta: -33.9MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2022-11-16 12:13:39,208 INFO L158 Benchmark]: Boogie Preprocessor took 249.77ms. Allocated memory is still 109.1MB. Free memory was 63.1MB in the beginning and 69.6MB in the end (delta: -6.5MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2022-11-16 12:13:39,209 INFO L158 Benchmark]: RCFGBuilder took 5997.49ms. Allocated memory was 109.1MB in the beginning and 257.9MB in the end (delta: 148.9MB). Free memory was 69.6MB in the beginning and 193.0MB in the end (delta: -123.4MB). Peak memory consumption was 154.2MB. Max. memory is 16.1GB. [2022-11-16 12:13:39,209 INFO L158 Benchmark]: TraceAbstraction took 13043.67ms. Allocated memory was 257.9MB in the beginning and 497.0MB in the end (delta: 239.1MB). Free memory was 193.0MB in the beginning and 282.7MB in the end (delta: -89.6MB). Peak memory consumption was 283.2MB. Max. memory is 16.1GB. [2022-11-16 12:13:39,211 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1043.61ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 35.1MB in the beginning and 29.7MB in the end (delta: 5.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 189.19ms. Allocated memory was 71.3MB in the beginning and 109.1MB in the end (delta: 37.7MB). Free memory was 29.7MB in the beginning and 63.6MB in the end (delta: -33.9MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 249.77ms. Allocated memory is still 109.1MB. Free memory was 63.1MB in the beginning and 69.6MB in the end (delta: -6.5MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * RCFGBuilder took 5997.49ms. Allocated memory was 109.1MB in the beginning and 257.9MB in the end (delta: 148.9MB). Free memory was 69.6MB in the beginning and 193.0MB in the end (delta: -123.4MB). Peak memory consumption was 154.2MB. Max. memory is 16.1GB. * TraceAbstraction took 13043.67ms. Allocated memory was 257.9MB in the beginning and 497.0MB in the end (delta: 239.1MB). Free memory was 193.0MB in the beginning and 282.7MB in the end (delta: -89.6MB). Peak memory consumption was 283.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Maybe an infinite loop de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Maybe an infinite loop: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 12:13:39,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f33fdcf8-a07e-43aa-87f5-0f722e7abc5d/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Maybe an infinite loop