./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 034ff4eb19bb8ebc895f41a96b0d50b065d5814e6a28d90f430e74a72de674bf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:33:29,934 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:33:30,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:33:30,043 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:33:30,044 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:33:30,086 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:33:30,087 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:33:30,087 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:33:30,088 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:33:30,088 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:33:30,089 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:33:30,090 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:33:30,091 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:33:30,093 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:33:30,094 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:33:30,094 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:33:30,095 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:33:30,095 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:33:30,095 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:33:30,096 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:33:30,096 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:33:30,097 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:33:30,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:33:30,098 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:33:30,099 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:33:30,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:33:30,099 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:33:30,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:33:30,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:33:30,101 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:33:30,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:33:30,101 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:33:30,102 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:33:30,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:33:30,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:33:30,103 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:33:30,103 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:33:30,103 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:33:30,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:30,104 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:33:30,104 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:33:30,105 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:33:30,105 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:33:30,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:33:30,106 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:33:30,106 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:33:30,106 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:33:30,107 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 034ff4eb19bb8ebc895f41a96b0d50b065d5814e6a28d90f430e74a72de674bf [2024-11-02 12:33:30,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:33:30,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:33:30,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:33:30,482 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:33:30,483 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:33:30,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i Unable to find full path for "g++" [2024-11-02 12:33:32,681 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:33:32,942 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:33:32,945 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i [2024-11-02 12:33:32,955 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/data/5d92878bc/de501fd04b084b92917066da5cc2f4d8/FLAG8f13dc9e2 [2024-11-02 12:33:33,251 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/data/5d92878bc/de501fd04b084b92917066da5cc2f4d8 [2024-11-02 12:33:33,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:33:33,254 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:33:33,256 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:33,256 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:33:33,262 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:33:33,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f541f7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33, skipping insertion in model container [2024-11-02 12:33:33,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,306 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:33:33,493 WARN L251 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_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i[919,932] [2024-11-02 12:33:33,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:33,594 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:33:33,608 WARN L251 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_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i[919,932] [2024-11-02 12:33:33,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:33,696 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:33:33,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33 WrapperNode [2024-11-02 12:33:33,697 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:33,698 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:33,698 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:33:33,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:33:33,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,722 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,788 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 240 [2024-11-02 12:33:33,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:33,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:33:33,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:33:33,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:33:33,799 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,806 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,806 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:33:33,841 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:33:33,841 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:33:33,841 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:33:33,842 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:33,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:33,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:33:33,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:33:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:33:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:33:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:33:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:33:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:33:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:33:34,067 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:33:34,070 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:33:34,675 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-02 12:33:34,676 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:33:35,067 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:33:35,067 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:33:35,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:35 BoogieIcfgContainer [2024-11-02 12:33:35,068 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:33:35,072 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:33:35,072 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:33:35,075 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:33:35,076 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:33:33" (1/3) ... [2024-11-02 12:33:35,077 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2372a9b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:35, skipping insertion in model container [2024-11-02 12:33:35,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (2/3) ... [2024-11-02 12:33:35,079 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2372a9b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:35, skipping insertion in model container [2024-11-02 12:33:35,080 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:35" (3/3) ... [2024-11-02 12:33:35,081 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i [2024-11-02 12:33:35,101 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:33:35,101 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:33:35,184 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:33:35,192 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@21ae7cec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:33:35,193 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:33:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-02 12:33:35,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-02 12:33:35,215 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:35,216 INFO L215 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:35,217 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:35,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:35,224 INFO L85 PathProgramCache]: Analyzing trace with hash -175904017, now seen corresponding path program 1 times [2024-11-02 12:33:35,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:33:35,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941841813] [2024-11-02 12:33:35,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:35,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:33:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:33:35,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1548729591] [2024-11-02 12:33:35,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:35,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:33:35,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:35,969 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:33:35,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:33:36,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:33:36,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:33:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:33:36,405 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:33:36,408 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:33:36,409 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:33:36,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-02 12:33:36,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:33:36,618 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:33:36,761 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:33:36,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:33:36 BoogieIcfgContainer [2024-11-02 12:33:36,764 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:33:36,765 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:33:36,765 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:33:36,765 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:33:36,766 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:35" (3/4) ... [2024-11-02 12:33:36,769 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:33:36,770 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:33:36,771 INFO L158 Benchmark]: Toolchain (without parser) took 3516.78ms. Allocated memory is still 182.5MB. Free memory was 149.3MB in the beginning and 87.5MB in the end (delta: 61.8MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2024-11-02 12:33:36,772 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 127.9MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:33:36,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.42ms. Allocated memory is still 182.5MB. Free memory was 149.1MB in the beginning and 131.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:33:36,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.61ms. Allocated memory is still 182.5MB. Free memory was 131.5MB in the beginning and 126.7MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-02 12:33:36,774 INFO L158 Benchmark]: Boogie Preprocessor took 51.16ms. Allocated memory is still 182.5MB. Free memory was 126.7MB in the beginning and 124.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:33:36,775 INFO L158 Benchmark]: RCFGBuilder took 1226.73ms. Allocated memory is still 182.5MB. Free memory was 123.9MB in the beginning and 112.7MB in the end (delta: 11.3MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2024-11-02 12:33:36,776 INFO L158 Benchmark]: TraceAbstraction took 1692.60ms. Allocated memory is still 182.5MB. Free memory was 111.6MB in the beginning and 88.6MB in the end (delta: 23.0MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2024-11-02 12:33:36,777 INFO L158 Benchmark]: Witness Printer took 5.18ms. Allocated memory is still 182.5MB. Free memory was 88.6MB in the beginning and 87.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:33:36,781 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 127.9MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.42ms. Allocated memory is still 182.5MB. Free memory was 149.1MB in the beginning and 131.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.61ms. Allocated memory is still 182.5MB. Free memory was 131.5MB in the beginning and 126.7MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.16ms. Allocated memory is still 182.5MB. Free memory was 126.7MB in the beginning and 124.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1226.73ms. Allocated memory is still 182.5MB. Free memory was 123.9MB in the beginning and 112.7MB in the end (delta: 11.3MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1692.60ms. Allocated memory is still 182.5MB. Free memory was 111.6MB in the beginning and 88.6MB in the end (delta: 23.0MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Witness Printer took 5.18ms. Allocated memory is still 182.5MB. Free memory was 88.6MB in the beginning and 87.5MB 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: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 73, overapproximation of bitwiseOr at line 78, overapproximation of someUnaryDOUBLEoperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 59. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 100; [L23] unsigned char var_1_6 = 0; [L24] unsigned char var_1_7 = 0; [L25] unsigned short int var_1_8 = 10; [L26] unsigned short int var_1_9 = 0; [L27] unsigned short int var_1_10 = 53946; [L28] unsigned short int var_1_11 = 1; [L29] unsigned long int var_1_12 = 8; [L30] double var_1_13 = 8.25; [L31] signed long int var_1_14 = -256; [L32] double var_1_15 = 0.19999999999999996; [L33] signed long int var_1_16 = -16; [L34] signed char var_1_17 = 1; [L35] signed char var_1_18 = 4; [L36] signed char var_1_19 = 64; [L37] signed long int var_1_20 = 1; [L38] signed long int var_1_21 = 1000000000; [L39] unsigned char var_1_23 = 4; [L40] unsigned char var_1_26 = 0; [L41] unsigned short int var_1_28 = 16; [L42] signed short int var_1_30 = -256; [L43] signed short int var_1_32 = 8; [L44] unsigned short int var_1_33 = 128; [L45] double var_1_34 = 0.25; [L46] signed long int var_1_36 = -32; [L47] unsigned char var_1_38 = 0; [L48] unsigned char var_1_39 = 1; [L49] float var_1_40 = 2.6; [L50] unsigned char var_1_41 = 0; [L51] unsigned char var_1_42 = 0; [L52] unsigned short int last_1_var_1_1 = 100; [L53] unsigned long int last_1_var_1_12 = 8; [L54] double last_1_var_1_13 = 8.25; [L55] signed long int last_1_var_1_16 = -16; [L194] isInitial = 1 [L195] FCALL initially() [L196] COND TRUE 1 [L197] CALL updateLastVariables() [L184] last_1_var_1_1 = var_1_1 [L185] last_1_var_1_12 = var_1_12 [L186] last_1_var_1_13 = var_1_13 [L187] last_1_var_1_16 = var_1_16 [L197] RET updateLastVariables() [L198] CALL updateVariables() [L140] var_1_6 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_7=0, var_1_8=10, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L143] var_1_7 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_8=10, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L146] var_1_8 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=0] [L149] var_1_9 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957] [L151] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L152] var_1_10 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L154] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L155] var_1_11 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L157] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L158] var_1_14 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_14 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L160] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L161] CALL assume_abort_if_not(var_1_14 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_14 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L162] var_1_15 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L164] var_1_18 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L166] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L167] var_1_19 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_19 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_19 >= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L169] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L170] var_1_21 = __VERIFIER_nondet_long() [L171] CALL assume_abort_if_not(var_1_21 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_21 >= 536870911) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L172] CALL assume_abort_if_not(var_1_21 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_21 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L173] var_1_26 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L175] CALL assume_abort_if_not(var_1_26 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=63, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_26 <= 64) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=63, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L176] var_1_39 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_39 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=63, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_39 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=63, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L178] CALL assume_abort_if_not(var_1_39 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=63, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_39 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=63, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L179] var_1_42 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_42 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=63, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_42 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=63, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L181] CALL assume_abort_if_not(var_1_42 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=63, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_42 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-190, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=63, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L198] RET updateVariables() [L199] CALL step() [L59] unsigned char stepLocal_0 = last_1_var_1_13 >= last_1_var_1_13; [L60] COND FALSE !((last_1_var_1_12 == last_1_var_1_1) && stepLocal_0) [L71] var_1_1 = var_1_10 [L73] EXPR ((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10 [L73] COND FALSE !((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) [L78] EXPR var_1_11 | var_1_8 [L78] COND FALSE !((~ (var_1_11 | var_1_8)) >= (~ (~ 32))) [L81] COND FALSE !(((var_1_12 - var_1_19) > var_1_12) && var_1_7) [L84] var_1_17 = (4 - ((((var_1_18) < ((var_1_19 - 1))) ? (var_1_18) : ((var_1_19 - 1))))) [L85] var_1_28 = var_1_10 [L86] EXPR var_1_19 >> var_1_21 [L86] COND TRUE (var_1_19 >> var_1_21) <= var_1_19 [L87] COND FALSE !(var_1_19 > var_1_19) [L91] var_1_40 = var_1_15 [L92] unsigned long int stepLocal_4 = var_1_12; [L93] COND FALSE !(\read(var_1_6)) [L96] COND FALSE !((~ var_1_19) == stepLocal_4) [L99] var_1_20 = var_1_10 [L102] COND TRUE (var_1_16 + var_1_19) > 16 [L103] var_1_23 = ((var_1_26 + 2) + var_1_19) [L111] var_1_38 = var_1_39 [L112] unsigned char stepLocal_3 = var_1_6; [L113] unsigned char stepLocal_2 = var_1_6; [L114] COND FALSE !(stepLocal_2 && (var_1_9 < (var_1_10 + var_1_20))) [L119] var_1_16 = var_1_8 [L121] COND FALSE !(var_1_12 >= var_1_14) [L126] signed long int stepLocal_1 = ((((var_1_10) < (var_1_1)) ? (var_1_10) : (var_1_1))) + (var_1_9 % var_1_14); [L127] COND FALSE !(stepLocal_1 >= ((((var_1_16) < (var_1_8)) ? (var_1_16) : (var_1_8)))) [L130] var_1_13 = var_1_15 [L132] COND TRUE var_1_11 < 2 [L133] var_1_30 = (((((((((var_1_26) > (var_1_19)) ? (var_1_26) : (var_1_19)))) > (var_1_9)) ? (((((var_1_26) > (var_1_19)) ? (var_1_26) : (var_1_19)))) : (var_1_9))) + var_1_18) [L137] var_1_41 = var_1_42 [L199] RET step() [L200] CALL, EXPR property() [L190] EXPR (((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1) [L190] EXPR ((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10 [L190] EXPR (((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1) [L190-L191] return (((((((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1)) && (((((((var_1_10) < (var_1_1)) ? (var_1_10) : (var_1_1))) + (var_1_9 % var_1_14)) >= ((((var_1_16) < (var_1_8)) ? (var_1_16) : (var_1_8)))) ? (var_1_13 == ((double) var_1_15)) : (var_1_13 == ((double) var_1_15)))) && ((var_1_6 && (var_1_9 < (var_1_10 + var_1_20))) ? ((var_1_7 && var_1_6) ? (var_1_16 == ((signed long int) var_1_10)) : 1) : (var_1_16 == ((signed long int) var_1_8)))) && (var_1_17 == ((signed char) (4 - ((((var_1_18) < ((var_1_19 - 1))) ? (var_1_18) : ((var_1_19 - 1)))))))) && (var_1_6 ? (var_1_20 == ((signed long int) ((var_1_8 - (var_1_21 - var_1_11)) + var_1_10))) : (((~ var_1_19) == var_1_12) ? (var_1_20 == ((signed long int) var_1_1)) : (var_1_20 == ((signed long int) var_1_10)))) ; [L200] RET, EXPR property() [L200] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=2, var_1_14=-190, var_1_15=2, var_1_16=32957, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=32767, var_1_21=536870911, var_1_23=128, var_1_26=63, var_1_28=32767, var_1_30=251, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=2, var_1_14=-190, var_1_15=2, var_1_16=32957, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=32767, var_1_21=536870911, var_1_23=128, var_1_26=63, var_1_28=32767, var_1_30=251, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32957, var_1_9=189] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2024-11-02 12:33:36,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 034ff4eb19bb8ebc895f41a96b0d50b065d5814e6a28d90f430e74a72de674bf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:33:39,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:33:39,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:33:39,849 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:33:39,850 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:33:39,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:33:39,893 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:33:39,893 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:33:39,894 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:33:39,896 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:33:39,896 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:33:39,897 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:33:39,897 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:33:39,898 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:33:39,900 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:33:39,901 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:33:39,902 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:33:39,902 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:33:39,906 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:33:39,907 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:33:39,907 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:33:39,908 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:33:39,908 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:33:39,908 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:33:39,909 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:33:39,909 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:33:39,909 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:33:39,910 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:33:39,910 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:33:39,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:33:39,911 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:33:39,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:33:39,913 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:33:39,914 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:33:39,914 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:33:39,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:39,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:33:39,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:33:39,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:33:39,916 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:33:39,917 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:33:39,919 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:33:39,919 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:33:39,919 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:33:39,920 INFO L153 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_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 034ff4eb19bb8ebc895f41a96b0d50b065d5814e6a28d90f430e74a72de674bf [2024-11-02 12:33:40,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:33:40,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:33:40,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:33:40,413 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:33:40,413 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:33:40,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i Unable to find full path for "g++" [2024-11-02 12:33:42,825 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:33:43,210 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:33:43,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i [2024-11-02 12:33:43,238 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/data/3c2caae7b/401fa4a4b7754304bea73c65005a08b3/FLAG2b593726a [2024-11-02 12:33:43,256 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/data/3c2caae7b/401fa4a4b7754304bea73c65005a08b3 [2024-11-02 12:33:43,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:33:43,262 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:33:43,264 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:43,264 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:33:43,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:33:43,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:43,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21eee845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43, skipping insertion in model container [2024-11-02 12:33:43,279 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:43,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:33:43,539 WARN L251 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_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i[919,932] [2024-11-02 12:33:43,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:43,682 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:33:43,713 WARN L251 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_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i[919,932] [2024-11-02 12:33:43,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:43,871 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:33:43,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43 WrapperNode [2024-11-02 12:33:43,876 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:43,877 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:43,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:33:43,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:33:43,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:43,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:43,950 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2024-11-02 12:33:43,950 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:43,951 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:33:43,951 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:33:43,951 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:33:43,964 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:43,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:43,972 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:43,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:43,987 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:43,994 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:44,003 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:44,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:44,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:33:44,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:33:44,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:33:44,017 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:33:44,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (1/1) ... [2024-11-02 12:33:44,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:44,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:44,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:33:44,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:33:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:33:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:33:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:33:44,094 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:33:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:33:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:33:44,230 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:33:44,234 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:33:44,926 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-02 12:33:44,926 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:33:44,948 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:33:44,949 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:33:44,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:44 BoogieIcfgContainer [2024-11-02 12:33:44,949 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:33:44,952 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:33:44,953 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:33:44,957 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:33:44,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:33:43" (1/3) ... [2024-11-02 12:33:44,958 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52f661de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:44, skipping insertion in model container [2024-11-02 12:33:44,958 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:43" (2/3) ... [2024-11-02 12:33:44,958 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52f661de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:44, skipping insertion in model container [2024-11-02 12:33:44,958 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:44" (3/3) ... [2024-11-02 12:33:44,959 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i [2024-11-02 12:33:44,981 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:33:44,981 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:33:45,069 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:33:45,080 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@2116b84d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:33:45,080 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:33:45,087 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 55 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-02 12:33:45,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-02 12:33:45,110 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:45,110 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:45,111 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:45,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:45,119 INFO L85 PathProgramCache]: Analyzing trace with hash -819542772, now seen corresponding path program 1 times [2024-11-02 12:33:45,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:33:45,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2057007141] [2024-11-02 12:33:45,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:45,138 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 [2024-11-02 12:33:45,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:33:45,143 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:33:45,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:33:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:45,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:33:45,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:45,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-11-02 12:33:45,649 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:33:45,650 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:33:45,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2057007141] [2024-11-02 12:33:45,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2057007141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:33:45,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:33:45,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:33:45,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842501742] [2024-11-02 12:33:45,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:33:45,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:33:45,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:33:45,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:33:45,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:33:45,692 INFO L87 Difference]: Start difference. First operand has 85 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 55 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-02 12:33:45,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:33:45,745 INFO L93 Difference]: Finished difference Result 163 states and 290 transitions. [2024-11-02 12:33:45,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:33:45,749 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 179 [2024-11-02 12:33:45,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:33:45,760 INFO L225 Difference]: With dead ends: 163 [2024-11-02 12:33:45,760 INFO L226 Difference]: Without dead ends: 81 [2024-11-02 12:33:45,766 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:33:45,772 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:33:45,773 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:33:45,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-02 12:33:45,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2024-11-02 12:33:45,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 51 states have internal predecessors, (69), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-02 12:33:45,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 125 transitions. [2024-11-02 12:33:45,841 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 125 transitions. Word has length 179 [2024-11-02 12:33:45,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:33:45,841 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 125 transitions. [2024-11-02 12:33:45,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-02 12:33:45,842 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 125 transitions. [2024-11-02 12:33:45,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-02 12:33:45,846 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:45,846 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:45,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:33:46,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:33:46,047 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:46,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:46,048 INFO L85 PathProgramCache]: Analyzing trace with hash -850030458, now seen corresponding path program 1 times [2024-11-02 12:33:46,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:33:46,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [298529669] [2024-11-02 12:33:46,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:46,049 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 [2024-11-02 12:33:46,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:33:46,053 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:33:46,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:33:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:46,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 12:33:46,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:47,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-02 12:33:47,141 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:33:47,141 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:33:47,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [298529669] [2024-11-02 12:33:47,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [298529669] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:33:47,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:33:47,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:33:47,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055330477] [2024-11-02 12:33:47,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:33:47,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:33:47,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:33:47,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:33:47,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:33:47,148 INFO L87 Difference]: Start difference. First operand 81 states and 125 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-02 12:33:47,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:33:47,551 INFO L93 Difference]: Finished difference Result 250 states and 386 transitions. [2024-11-02 12:33:47,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:33:47,554 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 179 [2024-11-02 12:33:47,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:33:47,557 INFO L225 Difference]: With dead ends: 250 [2024-11-02 12:33:47,557 INFO L226 Difference]: Without dead ends: 172 [2024-11-02 12:33:47,558 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:33:47,559 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 110 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:33:47,560 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 365 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-02 12:33:47,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2024-11-02 12:33:47,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 157. [2024-11-02 12:33:47,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 98 states have (on average 1.3571428571428572) internal successors, (133), 98 states have internal predecessors, (133), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-02 12:33:47,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 245 transitions. [2024-11-02 12:33:47,622 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 245 transitions. Word has length 179 [2024-11-02 12:33:47,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:33:47,623 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 245 transitions. [2024-11-02 12:33:47,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-02 12:33:47,626 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 245 transitions. [2024-11-02 12:33:47,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-02 12:33:47,633 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:47,633 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:47,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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)] Ended with exit code 0 [2024-11-02 12:33:47,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:33:47,834 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:47,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:47,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1741717176, now seen corresponding path program 1 times [2024-11-02 12:33:47,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:33:47,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [874782047] [2024-11-02 12:33:47,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:47,836 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 [2024-11-02 12:33:47,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:33:47,840 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:33:47,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:33:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:48,215 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-02 12:33:48,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:49,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 1014 proven. 81 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2024-11-02 12:33:49,029 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:33:49,376 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:33:49,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [874782047] [2024-11-02 12:33:49,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [874782047] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:33:49,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1929524269] [2024-11-02 12:33:49,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:49,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:33:49,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:33:49,380 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:33:49,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-02 12:33:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:50,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-02 12:33:50,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:51,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 764 proven. 57 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2024-11-02 12:33:51,342 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:33:51,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1929524269] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:33:51,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1102272681] [2024-11-02 12:33:51,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:51,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:33:51,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:51,945 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:33:51,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-02 12:33:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:52,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-02 12:33:52,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:52,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 764 proven. 57 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2024-11-02 12:33:52,768 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:33:53,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1102272681] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:33:53,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-02 12:33:53,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11, 11] total 16 [2024-11-02 12:33:53,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755488809] [2024-11-02 12:33:53,004 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-02 12:33:53,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-02 12:33:53,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:33:53,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-02 12:33:53,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=415, Unknown=0, NotChecked=0, Total=552 [2024-11-02 12:33:53,010 INFO L87 Difference]: Start difference. First operand 157 states and 245 transitions. Second operand has 16 states, 16 states have (on average 5.25) internal successors, (84), 15 states have internal predecessors, (84), 6 states have call successors, (47), 6 states have call predecessors, (47), 9 states have return successors, (48), 6 states have call predecessors, (48), 6 states have call successors, (48) [2024-11-02 12:33:56,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:33:56,090 INFO L93 Difference]: Finished difference Result 473 states and 698 transitions. [2024-11-02 12:33:56,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-02 12:33:56,091 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.25) internal successors, (84), 15 states have internal predecessors, (84), 6 states have call successors, (47), 6 states have call predecessors, (47), 9 states have return successors, (48), 6 states have call predecessors, (48), 6 states have call successors, (48) Word has length 180 [2024-11-02 12:33:56,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:33:56,099 INFO L225 Difference]: With dead ends: 473 [2024-11-02 12:33:56,099 INFO L226 Difference]: Without dead ends: 319 [2024-11-02 12:33:56,105 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 752 GetRequests, 712 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 377 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=501, Invalid=1221, Unknown=0, NotChecked=0, Total=1722 [2024-11-02 12:33:56,106 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 308 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 634 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-02 12:33:56,107 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 331 Invalid, 798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 634 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-02 12:33:56,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2024-11-02 12:33:56,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 307. [2024-11-02 12:33:56,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 200 states have (on average 1.255) internal successors, (251), 202 states have internal predecessors, (251), 92 states have call successors, (92), 14 states have call predecessors, (92), 14 states have return successors, (92), 90 states have call predecessors, (92), 92 states have call successors, (92) [2024-11-02 12:33:56,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 435 transitions. [2024-11-02 12:33:56,213 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 435 transitions. Word has length 180 [2024-11-02 12:33:56,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:33:56,215 INFO L471 AbstractCegarLoop]: Abstraction has 307 states and 435 transitions. [2024-11-02 12:33:56,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.25) internal successors, (84), 15 states have internal predecessors, (84), 6 states have call successors, (47), 6 states have call predecessors, (47), 9 states have return successors, (48), 6 states have call predecessors, (48), 6 states have call successors, (48) [2024-11-02 12:33:56,215 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 435 transitions. [2024-11-02 12:33:56,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-02 12:33:56,218 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:56,218 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:56,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-02 12:33:56,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-02 12:33:56,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-02 12:33:56,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt [2024-11-02 12:33:56,823 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:56,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:56,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1521853279, now seen corresponding path program 1 times [2024-11-02 12:33:56,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:33:56,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1803401612] [2024-11-02 12:33:56,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:56,826 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 [2024-11-02 12:33:56,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:33:56,829 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:33:56,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0565d1b-ce43-403b-9beb-ec1e3501dfa3/bin/utaipan-verify-DbMuA5NWw2/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 (7)] Waiting until timeout for monitored process [2024-11-02 12:33:57,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:57,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-02 12:33:57,179 INFO L278 TraceCheckSpWp]: Computing forward predicates...