./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 6b05f6b8a74845cd1807b48d64b2a001b228d836df38230df5acfa492c9d217b --- 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 12:03:47,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:03:47,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:03:47,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:03:47,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:03:47,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:03:47,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:03:47,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:03:47,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:03:47,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:03:47,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:03:47,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:03:47,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:03:47,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:03:47,500 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:03:47,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:03:47,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:03:47,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:03:47,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:03:47,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:03:47,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:03:47,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:03:47,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:03:47,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:03:47,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:03:47,528 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:03:47,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:03:47,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:03:47,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:03:47,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:03:47,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:03:47,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:03:47,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:03:47,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:03:47,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:03:47,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:03:47,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:03:47,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:03:47,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:03:47,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:03:47,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:03:47,540 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:03:47,565 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:03:47,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:03:47,566 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:03:47,566 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:03:47,567 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:03:47,568 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:03:47,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:03:47,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:03:47,569 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:03:47,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:03:47,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:03:47,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:03:47,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:03:47,571 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:03:47,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:03:47,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:03:47,571 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:03:47,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:03:47,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:03:47,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:03:47,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:03:47,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:03:47,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:03:47,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:03:47,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:03:47,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:03:47,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:03:47,574 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:03:47,574 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:03:47,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:03:47,575 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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b05f6b8a74845cd1807b48d64b2a001b228d836df38230df5acfa492c9d217b [2022-11-16 12:03:47,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:03:47,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:03:47,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:03:47,961 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:03:47,962 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:03:47,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2022-11-16 12:03:48,067 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/data/cb525517b/4cb952f8e3494043b122c1a54d67762e/FLAGf16868065 [2022-11-16 12:03:48,714 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:03:48,714 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2022-11-16 12:03:48,730 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/data/cb525517b/4cb952f8e3494043b122c1a54d67762e/FLAGf16868065 [2022-11-16 12:03:48,955 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/data/cb525517b/4cb952f8e3494043b122c1a54d67762e [2022-11-16 12:03:48,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:03:48,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:03:48,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:03:48,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:03:48,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:03:48,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:03:48" (1/1) ... [2022-11-16 12:03:48,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@297284f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:48, skipping insertion in model container [2022-11-16 12:03:48,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:03:48" (1/1) ... [2022-11-16 12:03:48,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:03:49,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:03:49,293 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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1107,1120] [2022-11-16 12:03:49,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:03:49,652 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:03:49,666 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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1107,1120] [2022-11-16 12:03:49,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:03:49,884 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:03:49,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49 WrapperNode [2022-11-16 12:03:49,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:03:49,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:03:49,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:03:49,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:03:49,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (1/1) ... [2022-11-16 12:03:49,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (1/1) ... [2022-11-16 12:03:50,032 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1514 [2022-11-16 12:03:50,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:03:50,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:03:50,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:03:50,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:03:50,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (1/1) ... [2022-11-16 12:03:50,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (1/1) ... [2022-11-16 12:03:50,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (1/1) ... [2022-11-16 12:03:50,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (1/1) ... [2022-11-16 12:03:50,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (1/1) ... [2022-11-16 12:03:50,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (1/1) ... [2022-11-16 12:03:50,112 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (1/1) ... [2022-11-16 12:03:50,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (1/1) ... [2022-11-16 12:03:50,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:03:50,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:03:50,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:03:50,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:03:50,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (1/1) ... [2022-11-16 12:03:50,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:03:50,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:03:50,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:03:50,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:03:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:03:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:03:50,846 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:03:50,848 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:03:52,509 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:03:52,531 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:03:52,531 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:03:52,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:03:52 BoogieIcfgContainer [2022-11-16 12:03:52,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:03:52,539 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:03:52,540 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:03:52,545 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:03:52,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:03:48" (1/3) ... [2022-11-16 12:03:52,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@99ccb9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:03:52, skipping insertion in model container [2022-11-16 12:03:52,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:49" (2/3) ... [2022-11-16 12:03:52,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@99ccb9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:03:52, skipping insertion in model container [2022-11-16 12:03:52,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:03:52" (3/3) ... [2022-11-16 12:03:52,554 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal2.c [2022-11-16 12:03:52,584 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:03:52,584 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:03:52,682 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:03:52,702 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;@e854837, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:03:52,702 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:03:52,710 INFO L276 IsEmpty]: Start isEmpty. Operand has 131 states, 129 states have (on average 1.6511627906976745) internal successors, (213), 130 states have internal predecessors, (213), 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 12:03:52,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-16 12:03:52,719 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:03:52,719 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:03:52,720 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:03:52,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:03:52,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1909394218, now seen corresponding path program 1 times [2022-11-16 12:03:52,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:03:52,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97904969] [2022-11-16 12:03:52,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:03:52,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:03:53,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:03:53,460 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 12:03:53,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:03:53,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97904969] [2022-11-16 12:03:53,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97904969] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:03:53,462 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:03:53,463 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:03:53,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108148132] [2022-11-16 12:03:53,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:03:53,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:03:53,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:03:53,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:03:53,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:03:53,515 INFO L87 Difference]: Start difference. First operand has 131 states, 129 states have (on average 1.6511627906976745) internal successors, (213), 130 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:03:53,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:03:53,673 INFO L93 Difference]: Finished difference Result 394 states and 652 transitions. [2022-11-16 12:03:53,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:03:53,676 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-11-16 12:03:53,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:03:53,688 INFO L225 Difference]: With dead ends: 394 [2022-11-16 12:03:53,689 INFO L226 Difference]: Without dead ends: 265 [2022-11-16 12:03:53,693 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 12:03:53,697 INFO L413 NwaCegarLoop]: 230 mSDtfsCounter, 597 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 597 SdHoareTripleChecker+Valid, 478 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 12:03:53,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [597 Valid, 478 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:03:53,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2022-11-16 12:03:53,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 129. [2022-11-16 12:03:53,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 128 states have (on average 1.6328125) internal successors, (209), 128 states have internal predecessors, (209), 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 12:03:53,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 209 transitions. [2022-11-16 12:03:53,766 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 209 transitions. Word has length 15 [2022-11-16 12:03:53,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:03:53,766 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 209 transitions. [2022-11-16 12:03:53,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:03:53,767 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 209 transitions. [2022-11-16 12:03:53,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 12:03:53,768 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:03:53,768 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:03:53,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:03:53,769 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:03:53,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:03:53,769 INFO L85 PathProgramCache]: Analyzing trace with hash 940046394, now seen corresponding path program 1 times [2022-11-16 12:03:53,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:03:53,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918095376] [2022-11-16 12:03:53,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:03:53,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:03:53,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:03:53,856 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:03:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:03:54,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:03:54,024 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 12:03:54,027 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:03:54,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:03:54,035 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-16 12:03:54,039 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:03:54,144 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 12:03:54,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:03:54 BoogieIcfgContainer [2022-11-16 12:03:54,177 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:03:54,178 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:03:54,178 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:03:54,178 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:03:54,179 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:03:52" (3/4) ... [2022-11-16 12:03:54,189 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:03:54,189 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:03:54,190 INFO L158 Benchmark]: Toolchain (without parser) took 5229.79ms. Allocated memory was 121.6MB in the beginning and 182.5MB in the end (delta: 60.8MB). Free memory was 83.5MB in the beginning and 94.4MB in the end (delta: -10.9MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2022-11-16 12:03:54,191 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory was 101.6MB in the beginning and 101.5MB in the end (delta: 118.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:03:54,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 923.37ms. Allocated memory is still 121.6MB. Free memory was 83.4MB in the beginning and 70.3MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 12:03:54,192 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.04ms. Allocated memory is still 121.6MB. Free memory was 70.3MB in the beginning and 58.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 12:03:54,193 INFO L158 Benchmark]: Boogie Preprocessor took 102.24ms. Allocated memory is still 121.6MB. Free memory was 58.4MB in the beginning and 52.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 12:03:54,194 INFO L158 Benchmark]: RCFGBuilder took 2399.29ms. Allocated memory was 121.6MB in the beginning and 182.5MB in the end (delta: 60.8MB). Free memory was 52.1MB in the beginning and 114.7MB in the end (delta: -62.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2022-11-16 12:03:54,195 INFO L158 Benchmark]: TraceAbstraction took 1638.17ms. Allocated memory is still 182.5MB. Free memory was 113.6MB in the beginning and 95.4MB in the end (delta: 18.2MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-11-16 12:03:54,195 INFO L158 Benchmark]: Witness Printer took 11.15ms. Allocated memory is still 182.5MB. Free memory was 95.4MB in the beginning and 94.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:03:54,210 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory was 101.6MB in the beginning and 101.5MB in the end (delta: 118.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 923.37ms. Allocated memory is still 121.6MB. Free memory was 83.4MB in the beginning and 70.3MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.04ms. Allocated memory is still 121.6MB. Free memory was 70.3MB in the beginning and 58.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.24ms. Allocated memory is still 121.6MB. Free memory was 58.4MB in the beginning and 52.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2399.29ms. Allocated memory was 121.6MB in the beginning and 182.5MB in the end (delta: 60.8MB). Free memory was 52.1MB in the beginning and 114.7MB in the end (delta: -62.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1638.17ms. Allocated memory is still 182.5MB. Free memory was 113.6MB in the beginning and 95.4MB in the end (delta: 18.2MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Witness Printer took 11.15ms. Allocated memory is still 182.5MB. Free memory was 95.4MB in the beginning and 94.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 271, overapproximation of bitwiseOr at line 269, overapproximation of bitwiseAnd at line 274. 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_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 32); [L29] const SORT_6 msb_SORT_6 = (SORT_6)1 << (32 - 1); [L31] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 4); [L32] const SORT_10 msb_SORT_10 = (SORT_10)1 << (4 - 1); [L34] const SORT_14 mask_SORT_14 = (SORT_14)-1 >> (sizeof(SORT_14) * 8 - 64); [L35] const SORT_14 msb_SORT_14 = (SORT_14)1 << (64 - 1); [L37] const SORT_121 mask_SORT_121 = (SORT_121)-1 >> (sizeof(SORT_121) * 8 - 2); [L38] const SORT_121 msb_SORT_121 = (SORT_121)1 << (2 - 1); [L40] const SORT_1 var_56 = 0; [L41] const SORT_6 var_60 = 0; [L42] const SORT_1 var_73 = 1; [L43] const SORT_14 var_77 = 0; [L44] const SORT_10 var_107 = 0; [L45] const SORT_10 var_116 = 2; [L46] const SORT_10 var_119 = 4; [L47] const SORT_10 var_126 = 1; [L48] const SORT_121 var_133 = 1; [L49] const SORT_121 var_136 = 3; [L50] const SORT_121 var_139 = 2; [L52] SORT_1 input_2; [L53] SORT_1 input_3; [L54] SORT_1 input_4; [L55] SORT_1 input_5; [L56] SORT_6 input_7; [L57] SORT_6 input_8; [L58] SORT_1 input_9; [L59] SORT_10 input_11; [L60] SORT_1 input_12; [L61] SORT_1 input_13; [L62] SORT_14 input_15; [L63] SORT_10 input_16; [L64] SORT_1 input_17; [L65] SORT_6 input_18; [L66] SORT_1 input_19; [L67] SORT_10 input_20; [L68] SORT_10 input_21; [L69] SORT_6 input_22; [L70] SORT_6 input_23; [L71] SORT_1 input_24; [L72] SORT_14 input_25; [L73] SORT_10 input_26; [L74] SORT_1 input_27; [L75] SORT_6 input_28; [L76] SORT_6 input_29; [L77] SORT_6 input_30; [L78] SORT_6 input_31; [L79] SORT_10 input_32; [L80] SORT_10 input_33; [L81] SORT_10 input_34; [L82] SORT_10 input_35; [L83] SORT_10 input_36; [L84] SORT_10 input_37; [L85] SORT_10 input_38; [L86] SORT_10 input_39; [L87] SORT_1 input_40; [L88] SORT_1 input_41; [L89] SORT_1 input_42; [L90] SORT_1 input_43; [L91] SORT_1 input_44; [L92] SORT_1 input_45; [L93] SORT_14 input_46; [L94] SORT_14 input_47; [L95] SORT_14 input_48; [L96] SORT_14 input_49; [L97] SORT_6 input_50; [L98] SORT_6 input_51; [L99] SORT_1 input_52; [L100] SORT_1 input_53; [L101] SORT_1 input_54; [L102] SORT_1 input_55; [L104] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] SORT_6 state_61 = __VERIFIER_nondet_uint() & mask_SORT_6; [L106] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] SORT_6 state_66 = __VERIFIER_nondet_uint() & mask_SORT_6; [L108] SORT_14 state_78 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L109] SORT_14 state_81 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L110] SORT_1 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] SORT_6 state_90 = __VERIFIER_nondet_uint() & mask_SORT_6; [L112] SORT_6 state_96 = __VERIFIER_nondet_uint() & mask_SORT_6; [L113] SORT_10 state_108 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L114] SORT_10 state_111 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L115] SORT_1 state_145 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] SORT_1 state_148 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] SORT_10 state_153 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L118] SORT_10 state_156 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L119] SORT_1 state_171 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] SORT_1 state_174 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] SORT_14 state_213 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L122] SORT_14 state_216 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L123] SORT_1 state_219 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] SORT_10 state_222 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L125] SORT_1 state_227 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] SORT_6 state_234 = __VERIFIER_nondet_uint() & mask_SORT_6; [L127] SORT_1 state_237 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] SORT_10 state_242 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L129] SORT_6 state_263 = __VERIFIER_nondet_uint() & mask_SORT_6; [L130] SORT_10 state_274 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L131] SORT_1 state_302 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L132] SORT_10 state_307 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L133] SORT_1 state_323 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] SORT_1 init_58_arg_1 = var_56; [L136] state_57 = init_58_arg_1 [L137] SORT_6 init_62_arg_1 = var_60; [L138] state_61 = init_62_arg_1 [L139] SORT_1 init_64_arg_1 = var_56; [L140] state_63 = init_64_arg_1 [L141] SORT_6 init_67_arg_1 = var_60; [L142] state_66 = init_67_arg_1 [L143] SORT_14 init_79_arg_1 = var_77; [L144] state_78 = init_79_arg_1 [L145] SORT_14 init_82_arg_1 = var_77; [L146] state_81 = init_82_arg_1 [L147] SORT_1 init_85_arg_1 = var_56; [L148] state_84 = init_85_arg_1 [L149] SORT_6 init_91_arg_1 = var_60; [L150] state_90 = init_91_arg_1 [L151] SORT_6 init_97_arg_1 = var_60; [L152] state_96 = init_97_arg_1 [L153] SORT_10 init_109_arg_1 = var_107; [L154] state_108 = init_109_arg_1 [L155] SORT_10 init_112_arg_1 = var_107; [L156] state_111 = init_112_arg_1 [L157] SORT_1 init_146_arg_1 = var_56; [L158] state_145 = init_146_arg_1 [L159] SORT_1 init_149_arg_1 = var_56; [L160] state_148 = init_149_arg_1 [L161] SORT_10 init_154_arg_1 = var_107; [L162] state_153 = init_154_arg_1 [L163] SORT_10 init_157_arg_1 = var_107; [L164] state_156 = init_157_arg_1 [L165] SORT_1 init_172_arg_1 = var_56; [L166] state_171 = init_172_arg_1 [L167] SORT_1 init_175_arg_1 = var_56; [L168] state_174 = init_175_arg_1 [L169] SORT_14 init_214_arg_1 = var_77; [L170] state_213 = init_214_arg_1 [L171] SORT_14 init_217_arg_1 = var_77; [L172] state_216 = init_217_arg_1 [L173] SORT_1 init_220_arg_1 = var_56; [L174] state_219 = init_220_arg_1 [L175] SORT_10 init_223_arg_1 = var_107; [L176] state_222 = init_223_arg_1 [L177] SORT_1 init_228_arg_1 = var_56; [L178] state_227 = init_228_arg_1 [L179] SORT_6 init_235_arg_1 = var_60; [L180] state_234 = init_235_arg_1 [L181] SORT_1 init_238_arg_1 = var_56; [L182] state_237 = init_238_arg_1 [L183] SORT_10 init_243_arg_1 = var_107; [L184] state_242 = init_243_arg_1 [L185] SORT_6 init_264_arg_1 = var_60; [L186] state_263 = init_264_arg_1 [L187] SORT_10 init_275_arg_1 = var_107; [L188] state_274 = init_275_arg_1 [L189] SORT_1 init_303_arg_1 = var_56; [L190] state_302 = init_303_arg_1 [L191] SORT_10 init_308_arg_1 = var_107; [L192] state_307 = init_308_arg_1 [L193] SORT_1 init_324_arg_1 = var_56; [L194] state_323 = init_324_arg_1 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, mask_SORT_1=1, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_6=4294967295, msb_SORT_1=1, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L197] input_2 = __VERIFIER_nondet_uchar() [L198] input_2 = input_2 & mask_SORT_1 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_2=0, mask_SORT_1=1, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_6=4294967295, msb_SORT_1=1, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L199] input_3 = __VERIFIER_nondet_uchar() [L200] input_4 = __VERIFIER_nondet_uchar() [L201] input_5 = __VERIFIER_nondet_uchar() [L202] input_7 = __VERIFIER_nondet_uint() [L203] input_8 = __VERIFIER_nondet_uint() [L204] input_9 = __VERIFIER_nondet_uchar() [L205] input_9 = input_9 & mask_SORT_1 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_2=0, input_3=24, input_4=3, input_5=8, input_7=39, input_8=22, input_9=0, mask_SORT_1=1, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_6=4294967295, msb_SORT_1=1, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_60=0, var_73=1, var_77=0] [L206] input_11 = __VERIFIER_nondet_uchar() [L207] input_12 = __VERIFIER_nondet_uchar() [L208] input_13 = __VERIFIER_nondet_uchar() [L209] input_15 = __VERIFIER_nondet_ulong() [L210] input_16 = __VERIFIER_nondet_uchar() [L211] input_17 = __VERIFIER_nondet_uchar() [L212] input_18 = __VERIFIER_nondet_uint() [L213] input_19 = __VERIFIER_nondet_uchar() [L214] input_20 = __VERIFIER_nondet_uchar() [L215] input_21 = __VERIFIER_nondet_uchar() [L216] input_22 = __VERIFIER_nondet_uint() [L217] input_23 = __VERIFIER_nondet_uint() [L218] input_24 = __VERIFIER_nondet_uchar() [L219] input_25 = __VERIFIER_nondet_ulong() [L220] input_26 = __VERIFIER_nondet_uchar() [L221] input_27 = __VERIFIER_nondet_uchar() [L222] input_28 = __VERIFIER_nondet_uint() [L223] input_29 = __VERIFIER_nondet_uint() [L224] input_30 = __VERIFIER_nondet_uint() [L225] input_31 = __VERIFIER_nondet_uint() [L226] input_32 = __VERIFIER_nondet_uchar() [L227] input_33 = __VERIFIER_nondet_uchar() [L228] input_34 = __VERIFIER_nondet_uchar() [L229] input_35 = __VERIFIER_nondet_uchar() [L230] input_36 = __VERIFIER_nondet_uchar() [L231] input_37 = __VERIFIER_nondet_uchar() [L232] input_38 = __VERIFIER_nondet_uchar() [L233] input_39 = __VERIFIER_nondet_uchar() [L234] input_40 = __VERIFIER_nondet_uchar() [L235] input_41 = __VERIFIER_nondet_uchar() [L236] input_42 = __VERIFIER_nondet_uchar() [L237] input_43 = __VERIFIER_nondet_uchar() [L238] input_44 = __VERIFIER_nondet_uchar() [L239] input_45 = __VERIFIER_nondet_uchar() [L240] input_46 = __VERIFIER_nondet_ulong() [L241] input_47 = __VERIFIER_nondet_ulong() [L242] input_48 = __VERIFIER_nondet_ulong() [L243] input_49 = __VERIFIER_nondet_ulong() [L244] input_50 = __VERIFIER_nondet_uint() [L245] input_51 = __VERIFIER_nondet_uint() [L246] input_52 = __VERIFIER_nondet_uchar() [L247] input_53 = __VERIFIER_nondet_uchar() [L248] input_54 = __VERIFIER_nondet_uchar() [L249] input_55 = __VERIFIER_nondet_uchar() [L252] SORT_1 var_59_arg_0 = state_57; [L253] SORT_1 var_59 = ~var_59_arg_0; [L254] SORT_1 var_65_arg_0 = state_63; [L255] SORT_6 var_65_arg_1 = state_61; [L256] SORT_6 var_65_arg_2 = input_18; [L257] SORT_6 var_65 = var_65_arg_0 ? var_65_arg_1 : var_65_arg_2; VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_11=45, input_12=15, input_13=23, input_15=9223372036854775840, input_16=42, input_17=43, input_18=0, input_19=29, input_2=0, input_20=11, input_21=21, input_22=16, input_23=47, input_24=38, input_25=9223372036854775814, input_26=30, input_27=5, input_28=31, input_29=17, input_3=24, input_30=12, input_31=34, input_32=19, input_33=10, input_34=36, input_35=7, input_36=4, input_37=1, input_38=37, input_39=25, input_4=3, input_40=41, input_41=26, input_42=28, input_43=33, input_44=20, input_45=13, input_46=9223372036854775810, input_47=9223372036854775835, input_48=9223372036854775854, input_49=9223372036854775817, input_5=8, input_50=40, input_51=18, input_52=14, input_53=48, input_54=35, input_55=44, input_7=39, input_8=22, input_9=0, mask_SORT_1=1, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_6=4294967295, msb_SORT_1=1, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_73=1, var_77=0] [L258] var_65 = var_65 & mask_SORT_6 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_11=45, input_12=15, input_13=23, input_15=9223372036854775840, input_16=42, input_17=43, input_18=0, input_19=29, input_2=0, input_20=11, input_21=21, input_22=16, input_23=47, input_24=38, input_25=9223372036854775814, input_26=30, input_27=5, input_28=31, input_29=17, input_3=24, input_30=12, input_31=34, input_32=19, input_33=10, input_34=36, input_35=7, input_36=4, input_37=1, input_38=37, input_39=25, input_4=3, input_40=41, input_41=26, input_42=28, input_43=33, input_44=20, input_45=13, input_46=9223372036854775810, input_47=9223372036854775835, input_48=9223372036854775854, input_49=9223372036854775817, input_5=8, input_50=40, input_51=18, input_52=14, input_53=48, input_54=35, input_55=44, input_7=39, input_8=22, input_9=0, mask_SORT_1=1, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_6=4294967295, msb_SORT_1=1, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_73=1, var_77=0] [L259] SORT_1 var_68_arg_0 = state_63; [L260] SORT_6 var_68_arg_1 = state_66; [L261] SORT_6 var_68_arg_2 = input_18; [L262] SORT_6 var_68 = var_68_arg_0 ? var_68_arg_1 : var_68_arg_2; VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_11=45, input_12=15, input_13=23, input_15=9223372036854775840, input_16=42, input_17=43, input_18=0, input_19=29, input_2=0, input_20=11, input_21=21, input_22=16, input_23=47, input_24=38, input_25=9223372036854775814, input_26=30, input_27=5, input_28=31, input_29=17, input_3=24, input_30=12, input_31=34, input_32=19, input_33=10, input_34=36, input_35=7, input_36=4, input_37=1, input_38=37, input_39=25, input_4=3, input_40=41, input_41=26, input_42=28, input_43=33, input_44=20, input_45=13, input_46=9223372036854775810, input_47=9223372036854775835, input_48=9223372036854775854, input_49=9223372036854775817, input_5=8, input_50=40, input_51=18, input_52=14, input_53=48, input_54=35, input_55=44, input_7=39, input_8=22, input_9=0, mask_SORT_1=1, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_6=4294967295, msb_SORT_1=1, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_73=1, var_77=0] [L263] var_68 = var_68 & mask_SORT_6 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_11=45, input_12=15, input_13=23, input_15=9223372036854775840, input_16=42, input_17=43, input_18=0, input_19=29, input_2=0, input_20=11, input_21=21, input_22=16, input_23=47, input_24=38, input_25=9223372036854775814, input_26=30, input_27=5, input_28=31, input_29=17, input_3=24, input_30=12, input_31=34, input_32=19, input_33=10, input_34=36, input_35=7, input_36=4, input_37=1, input_38=37, input_39=25, input_4=3, input_40=41, input_41=26, input_42=28, input_43=33, input_44=20, input_45=13, input_46=9223372036854775810, input_47=9223372036854775835, input_48=9223372036854775854, input_49=9223372036854775817, input_5=8, input_50=40, input_51=18, input_52=14, input_53=48, input_54=35, input_55=44, input_7=39, input_8=22, input_9=0, mask_SORT_1=1, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_6=4294967295, msb_SORT_1=1, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_73=1, var_77=0] [L264] SORT_6 var_69_arg_0 = var_65; [L265] SORT_6 var_69_arg_1 = var_68; [L266] SORT_1 var_69 = var_69_arg_0 == var_69_arg_1; [L267] SORT_1 var_70_arg_0 = var_59; [L268] SORT_1 var_70_arg_1 = var_69; [L269] SORT_1 var_70 = var_70_arg_0 | var_70_arg_1; [L270] SORT_1 var_74_arg_0 = var_70; [L271] SORT_1 var_74 = ~var_74_arg_0; [L272] SORT_1 var_75_arg_0 = var_73; [L273] SORT_1 var_75_arg_1 = var_74; [L274] SORT_1 var_75 = var_75_arg_0 & var_75_arg_1; VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_11=45, input_12=15, input_13=23, input_15=9223372036854775840, input_16=42, input_17=43, input_18=0, input_19=29, input_2=0, input_20=11, input_21=21, input_22=16, input_23=47, input_24=38, input_25=9223372036854775814, input_26=30, input_27=5, input_28=31, input_29=17, input_3=24, input_30=12, input_31=34, input_32=19, input_33=10, input_34=36, input_35=7, input_36=4, input_37=1, input_38=37, input_39=25, input_4=3, input_40=41, input_41=26, input_42=28, input_43=33, input_44=20, input_45=13, input_46=9223372036854775810, input_47=9223372036854775835, input_48=9223372036854775854, input_49=9223372036854775817, input_5=8, input_50=40, input_51=18, input_52=14, input_53=48, input_54=35, input_55=44, input_7=39, input_8=22, input_9=0, mask_SORT_1=1, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_6=4294967295, msb_SORT_1=1, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59=1, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70=1, var_70_arg_0=1, var_70_arg_1=1, var_73=1, var_74=255, var_74_arg_0=1, var_75=1, var_75_arg_0=1, var_75_arg_1=255, var_77=0] [L275] var_75 = var_75 & mask_SORT_1 VAL [init_109_arg_1=0, init_112_arg_1=0, init_146_arg_1=0, init_149_arg_1=0, init_154_arg_1=0, init_157_arg_1=0, init_172_arg_1=0, init_175_arg_1=0, init_214_arg_1=0, init_217_arg_1=0, init_220_arg_1=0, init_223_arg_1=0, init_228_arg_1=0, init_235_arg_1=0, init_238_arg_1=0, init_243_arg_1=0, init_264_arg_1=0, init_275_arg_1=0, init_303_arg_1=0, init_308_arg_1=0, init_324_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_97_arg_1=0, input_11=45, input_12=15, input_13=23, input_15=9223372036854775840, input_16=42, input_17=43, input_18=0, input_19=29, input_2=0, input_20=11, input_21=21, input_22=16, input_23=47, input_24=38, input_25=9223372036854775814, input_26=30, input_27=5, input_28=31, input_29=17, input_3=24, input_30=12, input_31=34, input_32=19, input_33=10, input_34=36, input_35=7, input_36=4, input_37=1, input_38=37, input_39=25, input_4=3, input_40=41, input_41=26, input_42=28, input_43=33, input_44=20, input_45=13, input_46=9223372036854775810, input_47=9223372036854775835, input_48=9223372036854775854, input_49=9223372036854775817, input_5=8, input_50=40, input_51=18, input_52=14, input_53=48, input_54=35, input_55=44, input_7=39, input_8=22, input_9=0, mask_SORT_1=1, mask_SORT_10=15, mask_SORT_121=3, mask_SORT_14=18446744073709551615, mask_SORT_6=4294967295, msb_SORT_1=1, msb_SORT_10=8, msb_SORT_121=2, msb_SORT_14=9223372036854775808, msb_SORT_6=2147483648, state_108=0, state_111=0, state_145=0, state_148=0, state_153=0, state_156=0, state_171=0, state_174=0, state_213=0, state_216=0, state_219=0, state_222=0, state_227=0, state_234=0, state_237=0, state_242=0, state_263=0, state_274=0, state_302=0, state_307=0, state_323=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_96=0, var_107=0, var_116=2, var_119=4, var_126=1, var_133=1, var_136=3, var_139=2, var_56=0, var_59=1, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70=1, var_70_arg_0=1, var_70_arg_1=1, var_73=1, var_74=255, var_74_arg_0=1, var_75=1, var_75_arg_0=1, var_75_arg_1=255, var_77=0] [L276] SORT_1 bad_76_arg_0 = var_75; [L277] CALL __VERIFIER_assert(!(bad_76_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, 131 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 597 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 597 mSDsluCounter, 478 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 248 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 230 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 136 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 12:03:54,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 6b05f6b8a74845cd1807b48d64b2a001b228d836df38230df5acfa492c9d217b --- 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 12:03:56,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:03:56,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:03:56,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:03:56,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:03:56,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:03:56,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:03:56,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:03:56,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:03:56,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:03:56,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:03:56,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:03:56,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:03:56,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:03:56,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:03:56,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:03:56,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:03:56,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:03:56,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:03:56,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:03:56,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:03:56,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:03:56,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:03:56,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:03:56,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:03:56,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:03:56,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:03:56,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:03:56,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:03:56,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:03:56,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:03:56,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:03:56,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:03:56,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:03:56,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:03:56,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:03:56,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:03:56,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:03:56,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:03:56,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:03:56,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:03:56,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-16 12:03:57,006 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:03:57,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:03:57,008 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:03:57,008 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:03:57,010 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:03:57,010 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:03:57,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:03:57,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:03:57,012 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:03:57,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:03:57,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:03:57,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:03:57,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:03:57,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:03:57,015 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:03:57,015 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:03:57,015 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:03:57,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:03:57,016 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:03:57,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:03:57,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:03:57,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:03:57,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:03:57,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:03:57,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:03:57,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:03:57,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:03:57,018 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:03:57,019 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:03:57,019 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:03:57,019 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:03:57,019 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:03:57,020 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:03:57,020 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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b05f6b8a74845cd1807b48d64b2a001b228d836df38230df5acfa492c9d217b [2022-11-16 12:03:57,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:03:57,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:03:57,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:03:57,521 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:03:57,524 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:03:57,526 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2022-11-16 12:03:57,606 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/data/5dacbd3ac/0e91994c51214fd4b5529d297e74d196/FLAGd40a7999a [2022-11-16 12:03:58,397 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:03:58,398 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c [2022-11-16 12:03:58,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/data/5dacbd3ac/0e91994c51214fd4b5529d297e74d196/FLAGd40a7999a [2022-11-16 12:03:58,579 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/data/5dacbd3ac/0e91994c51214fd4b5529d297e74d196 [2022-11-16 12:03:58,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:03:58,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:03:58,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:03:58,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:03:58,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:03:58,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:03:58" (1/1) ... [2022-11-16 12:03:58,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e10638 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:58, skipping insertion in model container [2022-11-16 12:03:58,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:03:58" (1/1) ... [2022-11-16 12:03:58,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:03:58,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:03:58,964 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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1107,1120] [2022-11-16 12:03:59,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:03:59,376 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:03:59,390 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_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal2.c[1107,1120] [2022-11-16 12:03:59,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:03:59,590 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:03:59,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59 WrapperNode [2022-11-16 12:03:59,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:03:59,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:03:59,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:03:59,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:03:59,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (1/1) ... [2022-11-16 12:03:59,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (1/1) ... [2022-11-16 12:03:59,723 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1234 [2022-11-16 12:03:59,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:03:59,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:03:59,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:03:59,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:03:59,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (1/1) ... [2022-11-16 12:03:59,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (1/1) ... [2022-11-16 12:03:59,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (1/1) ... [2022-11-16 12:03:59,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (1/1) ... [2022-11-16 12:03:59,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (1/1) ... [2022-11-16 12:03:59,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (1/1) ... [2022-11-16 12:03:59,829 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (1/1) ... [2022-11-16 12:03:59,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (1/1) ... [2022-11-16 12:03:59,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:03:59,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:03:59,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:03:59,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:03:59,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (1/1) ... [2022-11-16 12:03:59,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:03:59,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:03:59,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:03:59,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:03:59,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:03:59,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:04:00,505 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:04:00,508 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:04:02,605 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:04:02,617 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:04:02,617 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:04:02,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:04:02 BoogieIcfgContainer [2022-11-16 12:04:02,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:04:02,629 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:04:02,630 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:04:02,634 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:04:02,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:03:58" (1/3) ... [2022-11-16 12:04:02,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f276a36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:04:02, skipping insertion in model container [2022-11-16 12:04:02,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:03:59" (2/3) ... [2022-11-16 12:04:02,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f276a36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:04:02, skipping insertion in model container [2022-11-16 12:04:02,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:04:02" (3/3) ... [2022-11-16 12:04:02,638 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal2.c [2022-11-16 12:04:02,663 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:04:02,664 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:04:02,740 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:04:02,748 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;@3708bff5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:04:02,748 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:04:02,753 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 12:04:02,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 12:04:02,761 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:04:02,762 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-16 12:04:02,763 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:04:02,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:04:02,769 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-16 12:04:02,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:04:02,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [323771045] [2022-11-16 12:04:02,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:04:02,787 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 12:04:02,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:04:02,794 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 12:04:02,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 12:04:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:03,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-16 12:04:03,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:04:03,510 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 12:04:03,511 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:04:03,512 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:04:03,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [323771045] [2022-11-16 12:04:03,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [323771045] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:04:03,513 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:04:03,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:04:03,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634664091] [2022-11-16 12:04:03,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:04:03,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:04:03,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:04:03,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:04:03,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:04:03,579 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 12:04:04,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:04:04,028 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-16 12:04:04,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:04:04,032 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 12:04:04,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:04:04,041 INFO L225 Difference]: With dead ends: 20 [2022-11-16 12:04:04,041 INFO L226 Difference]: Without dead ends: 11 [2022-11-16 12:04:04,046 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:04:04,057 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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 12:04:04,060 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 12:04:04,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-16 12:04:04,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-16 12:04:04,099 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 12:04:04,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-16 12:04:04,102 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-16 12:04:04,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:04:04,102 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-16 12:04:04,103 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 12:04:04,103 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-16 12:04:04,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 12:04:04,104 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:04:04,104 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-16 12:04:04,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 12:04:04,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 12:04:04,320 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:04:04,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:04:04,321 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-16 12:04:04,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:04:04,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [982367807] [2022-11-16 12:04:04,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:04:04,325 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 12:04:04,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:04:04,326 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 12:04:04,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 12:04:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:04:05,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-16 12:04:05,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:04:05,826 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 12:04:05,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:04:06,866 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 12:04:06,866 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:04:06,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [982367807] [2022-11-16 12:04:06,867 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [982367807] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:04:06,867 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 12:04:06,868 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-16 12:04:06,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057041548] [2022-11-16 12:04:06,874 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 12:04:06,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 12:04:06,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:04:06,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 12:04:06,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:04:06,879 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:04:07,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:04:07,862 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-16 12:04:07,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:04:07,865 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-16 12:04:07,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:04:07,865 INFO L225 Difference]: With dead ends: 16 [2022-11-16 12:04:07,865 INFO L226 Difference]: Without dead ends: 14 [2022-11-16 12:04:07,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:04:07,867 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 9 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 10 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-16 12:04:07,868 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 22 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 10 Unchecked, 0.9s Time] [2022-11-16 12:04:07,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-16 12:04:07,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-16 12:04:07,876 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 12:04:07,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-16 12:04:07,878 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-16 12:04:07,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:04:07,880 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-16 12:04:07,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:04:07,881 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-16 12:04:07,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 12:04:07,887 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:04:07,887 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-16 12:04:07,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 12:04:08,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 12:04:08,105 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:04:08,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:04:08,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-16 12:04:08,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:04:08,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1673622320] [2022-11-16 12:04:08,110 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 12:04:08,110 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 12:04:08,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:04:08,113 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 12:04:08,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 12:04:11,528 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 12:04:11,528 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 12:04:11,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 493 conjunts are in the unsatisfiable core [2022-11-16 12:04:11,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:04:33,512 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:04:33,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1673622320] [2022-11-16 12:04:33,513 WARN L319 FreeRefinementEngine]: Global settings require throwing the following exception [2022-11-16 12:04:33,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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)] Ended with exit code 0 [2022-11-16 12:04:33,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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 12:04:33,728 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 12:04:33,733 INFO L158 Benchmark]: Toolchain (without parser) took 35149.21ms. Allocated memory was 60.8MB in the beginning and 476.1MB in the end (delta: 415.2MB). Free memory was 39.2MB in the beginning and 247.1MB in the end (delta: -207.9MB). Peak memory consumption was 306.4MB. Max. memory is 16.1GB. [2022-11-16 12:04:33,734 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory was 42.5MB in the beginning and 42.5MB in the end (delta: 50.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:04:33,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1006.16ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 39.0MB in the beginning and 61.9MB in the end (delta: -23.0MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2022-11-16 12:04:33,736 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.83ms. Allocated memory is still 88.1MB. Free memory was 61.9MB in the beginning and 53.3MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:04:33,736 INFO L158 Benchmark]: Boogie Preprocessor took 124.02ms. Allocated memory is still 88.1MB. Free memory was 53.3MB in the beginning and 48.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 12:04:33,737 INFO L158 Benchmark]: RCFGBuilder took 2774.35ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 48.0MB in the beginning and 98.1MB in the end (delta: -50.1MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2022-11-16 12:04:33,738 INFO L158 Benchmark]: TraceAbstraction took 31103.97ms. Allocated memory was 130.0MB in the beginning and 476.1MB in the end (delta: 346.0MB). Free memory was 97.0MB in the beginning and 247.1MB in the end (delta: -150.1MB). Peak memory consumption was 294.7MB. Max. memory is 16.1GB. [2022-11-16 12:04:33,741 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory was 42.5MB in the beginning and 42.5MB in the end (delta: 50.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1006.16ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 39.0MB in the beginning and 61.9MB in the end (delta: -23.0MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.83ms. Allocated memory is still 88.1MB. Free memory was 61.9MB in the beginning and 53.3MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.02ms. Allocated memory is still 88.1MB. Free memory was 53.3MB in the beginning and 48.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2774.35ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 48.0MB in the beginning and 98.1MB in the end (delta: -50.1MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * TraceAbstraction took 31103.97ms. Allocated memory was 130.0MB in the beginning and 476.1MB in the end (delta: 346.0MB). Free memory was 97.0MB in the beginning and 247.1MB in the end (delta: -150.1MB). Peak memory consumption was 294.7MB. 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 12:04:33,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b63dc4ec-17f4-44e5-bf19-96b67bb8bfa8/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