./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.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_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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_a529568b-86ae-491c-9990-898589a6728b/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 654542981f55ac0dfa4ff9a5a73c4558ad4f81f278b418004930bd889a962b4b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:37:04,261 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:37:04,333 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:37:04,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:37:04,338 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:37:04,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:37:04,360 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:37:04,361 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:37:04,361 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:37:04,362 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:37:04,362 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:37:04,363 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:37:04,363 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:37:04,364 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:37:04,364 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:37:04,364 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:37:04,365 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:37:04,365 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:37:04,366 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:37:04,366 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:37:04,367 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:37:04,367 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:37:04,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:37:04,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:37:04,369 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:37:04,369 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:37:04,370 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:37:04,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:37:04,370 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:37:04,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:37:04,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:37:04,372 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:37:04,381 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:37:04,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:37:04,382 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:37:04,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:37:04,383 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:37:04,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:37:04,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:37:04,384 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:37:04,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:37:04,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:37:04,389 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:37:04,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:37:04,390 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:37:04,391 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:37:04,391 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:37:04,391 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_a529568b-86ae-491c-9990-898589a6728b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 654542981f55ac0dfa4ff9a5a73c4558ad4f81f278b418004930bd889a962b4b [2024-11-02 12:37:04,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:37:04,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:37:04,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:37:04,726 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:37:04,727 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:37:04,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i Unable to find full path for "g++" [2024-11-02 12:37:06,781 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:37:06,998 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:37:06,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i [2024-11-02 12:37:07,011 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/data/982fec73a/a6013b44035a4c36b1f39bd2ce0581af/FLAGd19491ff2 [2024-11-02 12:37:07,353 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/data/982fec73a/a6013b44035a4c36b1f39bd2ce0581af [2024-11-02 12:37:07,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:37:07,358 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:37:07,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:37:07,359 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:37:07,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:37:07,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd2b6e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07, skipping insertion in model container [2024-11-02 12:37:07,373 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:37:07,618 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_a529568b-86ae-491c-9990-898589a6728b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i[919,932] [2024-11-02 12:37:07,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:37:07,727 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:37:07,740 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_a529568b-86ae-491c-9990-898589a6728b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i[919,932] [2024-11-02 12:37:07,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:37:07,808 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:37:07,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07 WrapperNode [2024-11-02 12:37:07,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:37:07,810 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:37:07,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:37:07,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:37:07,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,833 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,902 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 240 [2024-11-02 12:37:07,902 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:37:07,903 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:37:07,904 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:37:07,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:37:07,917 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,969 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,982 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:37:07,984 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:37:07,984 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:37:07,985 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:37:07,986 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (1/1) ... [2024-11-02 12:37:07,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:37:08,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:37:08,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:37:08,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:37:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:37:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:37:08,070 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:37:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:37:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:37:08,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:37:08,207 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:37:08,211 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:37:09,189 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-02 12:37:09,190 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:37:09,668 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:37:09,668 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:37:09,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:09 BoogieIcfgContainer [2024-11-02 12:37:09,669 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:37:09,671 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:37:09,673 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:37:09,676 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:37:09,700 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:37:07" (1/3) ... [2024-11-02 12:37:09,701 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a7151d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:37:09, skipping insertion in model container [2024-11-02 12:37:09,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:07" (2/3) ... [2024-11-02 12:37:09,701 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a7151d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:37:09, skipping insertion in model container [2024-11-02 12:37:09,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:09" (3/3) ... [2024-11-02 12:37:09,703 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i [2024-11-02 12:37:09,743 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:37:09,747 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:37:09,830 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:37:09,839 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;@5fb8a382, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:37:09,840 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:37:09,844 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-02 12:37:09,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-02 12:37:09,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:37:09,856 INFO L215 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:37:09,857 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:37:09,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:37:09,863 INFO L85 PathProgramCache]: Analyzing trace with hash -191496728, now seen corresponding path program 1 times [2024-11-02 12:37:09,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:37:09,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527900184] [2024-11-02 12:37:09,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:09,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:37:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:37:10,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [558938915] [2024-11-02 12:37:10,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:10,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:37:10,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:37:10,612 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:37:10,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:37:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:37:11,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:37:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:37:11,477 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:37:11,480 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:37:11,482 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:37:11,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:37:11,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:37:11,691 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:37:11,836 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:37:11,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:37:11 BoogieIcfgContainer [2024-11-02 12:37:11,844 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:37:11,846 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:37:11,846 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:37:11,846 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:37:11,847 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:09" (3/4) ... [2024-11-02 12:37:11,851 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:37:11,853 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:37:11,855 INFO L158 Benchmark]: Toolchain (without parser) took 4496.31ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 108.2MB in the beginning and 139.2MB in the end (delta: -31.0MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-11-02 12:37:11,856 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 151.0MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:37:11,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.79ms. Allocated memory is still 151.0MB. Free memory was 107.6MB in the beginning and 90.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:37:11,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.09ms. Allocated memory is still 151.0MB. Free memory was 90.8MB in the beginning and 83.5MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-02 12:37:11,859 INFO L158 Benchmark]: Boogie Preprocessor took 80.20ms. Allocated memory is still 151.0MB. Free memory was 83.5MB in the beginning and 80.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:37:11,861 INFO L158 Benchmark]: RCFGBuilder took 1684.68ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 79.9MB in the beginning and 130.4MB in the end (delta: -50.5MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2024-11-02 12:37:11,862 INFO L158 Benchmark]: TraceAbstraction took 2174.36ms. Allocated memory is still 186.6MB. Free memory was 130.4MB in the beginning and 139.2MB in the end (delta: -8.8MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. [2024-11-02 12:37:11,865 INFO L158 Benchmark]: Witness Printer took 7.21ms. Allocated memory is still 186.6MB. Free memory is still 139.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:37:11,868 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 151.0MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.79ms. Allocated memory is still 151.0MB. Free memory was 107.6MB in the beginning and 90.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.09ms. Allocated memory is still 151.0MB. Free memory was 90.8MB in the beginning and 83.5MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.20ms. Allocated memory is still 151.0MB. Free memory was 83.5MB in the beginning and 80.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1684.68ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 79.9MB in the beginning and 130.4MB in the end (delta: -50.5MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2174.36ms. Allocated memory is still 186.6MB. Free memory was 130.4MB in the beginning and 139.2MB in the end (delta: -8.8MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. * Witness Printer took 7.21ms. Allocated memory is still 186.6MB. Free memory is still 139.2MB. 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 someBinaryFLOATComparisonOperation at line 72, overapproximation of bitwiseOr at line 85, overapproximation of bitwiseAnd at line 55, overapproximation of someBinaryArithmeticFLOAToperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -25; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 1230640054; [L25] signed long int var_1_6 = 1508873667; [L26] unsigned char var_1_7 = 64; [L27] unsigned char var_1_8 = 200; [L28] unsigned char var_1_9 = 16; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_11 = 8; [L31] float var_1_12 = 15.4; [L32] float var_1_16 = 10000000000000.375; [L33] float var_1_17 = 16.4; [L34] float var_1_18 = 8.5; [L35] float var_1_19 = 64.75; [L36] unsigned char var_1_20 = 16; [L37] signed char var_1_22 = 0; [L38] unsigned char var_1_23 = 16; [L39] unsigned char var_1_24 = 128; [L40] signed short int var_1_30 = -256; [L41] signed short int var_1_31 = 2; [L42] signed short int var_1_34 = -2; [L43] signed short int var_1_36 = -50; [L44] unsigned char var_1_37 = 4; [L45] unsigned char var_1_38 = 64; [L46] float var_1_40 = 0.8; [L47] signed short int var_1_44 = 1; [L48] signed long int var_1_45 = 4; [L49] float var_1_46 = 1000000000000.375; [L160] isInitial = 1 [L161] FCALL initially() [L162] COND TRUE 1 [L163] FCALL updateLastVariables() [L164] CALL updateVariables() [L120] var_1_2 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L122] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L123] var_1_3 = __VERIFIER_nondet_long() [L124] CALL assume_abort_if_not(var_1_3 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_3 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L125] CALL assume_abort_if_not(var_1_3 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_3 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L126] var_1_6 = __VERIFIER_nondet_long() [L127] CALL assume_abort_if_not(var_1_6 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_6 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=200, var_1_9=16] [L128] CALL assume_abort_if_not(var_1_6 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_6 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=200, var_1_9=16] [L129] var_1_8 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=16] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=16] [L131] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=16] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=16] [L132] var_1_9 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66] [L134] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L135] var_1_10 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L137] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=-224, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, var_1_10=-224, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L138] var_1_11 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-224, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=-224, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L140] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L141] var_1_17 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L143] var_1_18 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L145] var_1_20 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_20 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=-225, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_20 >= 1) VAL [isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=-225, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L147] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=-225, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=-225, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L148] CALL assume_abort_if_not(var_1_20 != 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=-225, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_20 != 127) VAL [isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=-225, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L149] var_1_38 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_38 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=-225, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=127, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_38 >= 63) VAL [isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=-225, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=127, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L151] CALL assume_abort_if_not(var_1_38 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=-225, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=127, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_38 <= 127) VAL [isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=-225, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=127, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073807483, var_1_7=64, var_1_8=-66, var_1_9=257] [L164] RET updateVariables() [L165] CALL step() [L53] var_1_7 = ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11))) [L54] COND FALSE !(1 >= var_1_3) [L59] COND FALSE !(\read(var_1_2)) [L62] var_1_16 = (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) [L63] COND FALSE !((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) [L70] var_1_23 = var_1_20 [L72] COND TRUE ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) < var_1_17 [L73] COND FALSE !(\read(var_1_2)) [L77] COND FALSE !(\read(var_1_2)) [L80] var_1_1 = (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7) [L82] var_1_30 = var_1_8 [L83] var_1_46 = var_1_17 [L84] signed long int stepLocal_1 = var_1_9 % (var_1_8 - var_1_20); [L85] EXPR var_1_7 ^ var_1_10 [L85] signed long int stepLocal_0 = var_1_7 ^ var_1_10; [L86] COND FALSE !(stepLocal_1 > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) [L91] EXPR var_1_9 & var_1_9 [L91] COND FALSE !(var_1_8 <= (var_1_9 & var_1_9)) [L94] COND TRUE (var_1_11 % var_1_20) < var_1_1 [L95] var_1_22 = ((((10) > (var_1_10)) ? (10) : (var_1_10))) [L97] COND FALSE !(\read(var_1_2)) [L100] COND TRUE ((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f)) [L101] var_1_12 = 31.5f [L103] COND TRUE (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) >= (var_1_20 % var_1_20)) || var_1_2 [L104] var_1_24 = ((((var_1_8 - 8) < 0 ) ? -(var_1_8 - 8) : (var_1_8 - 8))) [L108] COND TRUE var_1_3 >= ((((32) > (var_1_8)) ? (32) : (var_1_8))) [L109] var_1_37 = (var_1_8 - (var_1_38 - var_1_9)) [L113] COND TRUE var_1_17 != var_1_19 [L114] COND TRUE var_1_20 >= var_1_11 [L115] var_1_44 = (((((var_1_3 + var_1_20)) > (((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))))) ? ((var_1_3 + var_1_20)) : (((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9)))))) [L165] RET step() [L166] CALL, EXPR property() [L156] EXPR ((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1) [L156-L157] return ((((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1)) && (((var_1_11 % var_1_20) < var_1_1) ? (var_1_22 == ((signed char) ((((10) > (var_1_10)) ? (10) : (var_1_10))))) : 1)) && (((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) ? ((var_1_10 > var_1_7) ? (var_1_23 == ((unsigned char) ((((var_1_20) < ((var_1_8 - var_1_9))) ? (var_1_20) : ((var_1_8 - var_1_9)))))) : (var_1_23 == ((unsigned char) (((((var_1_20) > (64)) ? (var_1_20) : (64))) + var_1_11)))) : (var_1_23 == ((unsigned char) var_1_20))) ; [L166] RET, EXPR property() [L166] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=63/2, var_1_17=2, var_1_19=259/4, var_1_1=1073807179, var_1_20=-225, var_1_22=32, var_1_23=-225, var_1_24=182, var_1_2=0, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=64, var_1_38=127, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=2, var_1_6=1073807483, var_1_7=152, var_1_8=-66, var_1_9=257] [L19] reach_error() VAL [isInitial=1, var_1_10=-224, var_1_11=1055, var_1_12=63/2, var_1_17=2, var_1_19=259/4, var_1_1=1073807179, var_1_20=-225, var_1_22=32, var_1_23=-225, var_1_24=182, var_1_2=0, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=64, var_1_38=127, var_1_3=1073807330, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=2, var_1_6=1073807483, var_1_7=152, var_1_8=-66, var_1_9=257] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 1, TraceHistogramMax: 21, 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=41occurred 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, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 156 NumberOfCodeBlocks, 156 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 12:37:11,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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_a529568b-86ae-491c-9990-898589a6728b/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 654542981f55ac0dfa4ff9a5a73c4558ad4f81f278b418004930bd889a962b4b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:37:14,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:37:14,845 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:37:14,856 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:37:14,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:37:14,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:37:14,901 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:37:14,902 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:37:14,902 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:37:14,903 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:37:14,904 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:37:14,904 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:37:14,905 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:37:14,906 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:37:14,908 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:37:14,909 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:37:14,910 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:37:14,910 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:37:14,911 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:37:14,911 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:37:14,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:37:14,915 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:37:14,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:37:14,916 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:37:14,916 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:37:14,917 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:37:14,917 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:37:14,917 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:37:14,918 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:37:14,918 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:37:14,918 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:37:14,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:37:14,920 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:37:14,920 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:37:14,921 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:37:14,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:37:14,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:37:14,922 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:37:14,922 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:37:14,922 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:37:14,923 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:37:14,923 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:37:14,924 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:37:14,924 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:37:14,924 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_a529568b-86ae-491c-9990-898589a6728b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 654542981f55ac0dfa4ff9a5a73c4558ad4f81f278b418004930bd889a962b4b [2024-11-02 12:37:15,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:37:15,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:37:15,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:37:15,405 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:37:15,406 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:37:15,407 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i Unable to find full path for "g++" [2024-11-02 12:37:17,502 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:37:17,794 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:37:17,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i [2024-11-02 12:37:17,815 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/data/0f487ab4b/7b2fd56e5ed946c5adf0546b013987b0/FLAGb487e059e [2024-11-02 12:37:17,837 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/data/0f487ab4b/7b2fd56e5ed946c5adf0546b013987b0 [2024-11-02 12:37:17,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:37:17,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:37:17,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:37:17,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:37:17,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:37:17,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,853 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56023f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17, skipping insertion in model container [2024-11-02 12:37:17,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,891 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:37:18,117 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_a529568b-86ae-491c-9990-898589a6728b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i[919,932] [2024-11-02 12:37:18,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:37:18,233 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:37:18,246 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_a529568b-86ae-491c-9990-898589a6728b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i[919,932] [2024-11-02 12:37:18,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:37:18,311 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:37:18,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18 WrapperNode [2024-11-02 12:37:18,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:37:18,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:37:18,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:37:18,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:37:18,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (1/1) ... [2024-11-02 12:37:18,334 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (1/1) ... [2024-11-02 12:37:18,363 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-11-02 12:37:18,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:37:18,364 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:37:18,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:37:18,364 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:37:18,374 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (1/1) ... [2024-11-02 12:37:18,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (1/1) ... [2024-11-02 12:37:18,378 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (1/1) ... [2024-11-02 12:37:18,378 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (1/1) ... [2024-11-02 12:37:18,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (1/1) ... [2024-11-02 12:37:18,393 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (1/1) ... [2024-11-02 12:37:18,399 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (1/1) ... [2024-11-02 12:37:18,401 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (1/1) ... [2024-11-02 12:37:18,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:37:18,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:37:18,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:37:18,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:37:18,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (1/1) ... [2024-11-02 12:37:18,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:37:18,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:37:18,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:37:18,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:37:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:37:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:37:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:37:18,514 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:37:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:37:18,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:37:18,602 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:37:18,605 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:37:21,781 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-02 12:37:21,781 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:37:21,806 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:37:21,807 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:37:21,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:21 BoogieIcfgContainer [2024-11-02 12:37:21,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:37:21,811 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:37:21,811 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:37:21,814 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:37:21,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:37:17" (1/3) ... [2024-11-02 12:37:21,815 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa81de9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:37:21, skipping insertion in model container [2024-11-02 12:37:21,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:18" (2/3) ... [2024-11-02 12:37:21,816 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa81de9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:37:21, skipping insertion in model container [2024-11-02 12:37:21,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:21" (3/3) ... [2024-11-02 12:37:21,817 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i [2024-11-02 12:37:21,838 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:37:21,838 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:37:21,906 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:37:21,913 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;@1f0d711e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:37:21,913 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:37:21,918 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 47 states have (on average 1.4893617021276595) internal successors, (70), 48 states have internal predecessors, (70), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-02 12:37:21,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-02 12:37:21,933 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:37:21,934 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:37:21,935 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:37:21,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:37:21,941 INFO L85 PathProgramCache]: Analyzing trace with hash -842358286, now seen corresponding path program 1 times [2024-11-02 12:37:21,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:37:21,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1227866072] [2024-11-02 12:37:21,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:21,962 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 12:37:21,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:37:21,967 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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 12:37:21,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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 12:37:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:22,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:37:22,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:37:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2024-11-02 12:37:22,848 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:37:22,852 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:37:22,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1227866072] [2024-11-02 12:37:22,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1227866072] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:37:22,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:37:22,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:37:22,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629876964] [2024-11-02 12:37:22,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:37:22,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:37:22,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:37:22,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:37:22,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:37:22,893 INFO L87 Difference]: Start difference. First operand has 71 states, 47 states have (on average 1.4893617021276595) internal successors, (70), 48 states have internal predecessors, (70), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-02 12:37:22,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:37:22,942 INFO L93 Difference]: Finished difference Result 134 states and 237 transitions. [2024-11-02 12:37:22,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:37:22,946 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 140 [2024-11-02 12:37:22,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:37:22,954 INFO L225 Difference]: With dead ends: 134 [2024-11-02 12:37:22,954 INFO L226 Difference]: Without dead ends: 66 [2024-11-02 12:37:22,958 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 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 12:37:22,961 INFO L432 NwaCegarLoop]: 101 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, 101 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 12:37:22,963 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:37:22,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-11-02 12:37:23,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2024-11-02 12:37:23,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 43 states have (on average 1.372093023255814) internal successors, (59), 43 states have internal predecessors, (59), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-02 12:37:23,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 101 transitions. [2024-11-02 12:37:23,007 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 101 transitions. Word has length 140 [2024-11-02 12:37:23,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:37:23,008 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 101 transitions. [2024-11-02 12:37:23,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-02 12:37:23,009 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 101 transitions. [2024-11-02 12:37:23,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-02 12:37:23,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:37:23,015 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:37:23,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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)] Ended with exit code 0 [2024-11-02 12:37:23,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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 12:37:23,216 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:37:23,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:37:23,217 INFO L85 PathProgramCache]: Analyzing trace with hash 169221484, now seen corresponding path program 1 times [2024-11-02 12:37:23,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:37:23,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1921312294] [2024-11-02 12:37:23,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:23,220 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 12:37:23,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:37:23,223 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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 12:37:23,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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 12:37:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:23,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-02 12:37:23,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:37:25,426 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 476 proven. 72 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-02 12:37:25,426 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:37:25,997 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:37:25,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1921312294] [2024-11-02 12:37:25,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1921312294] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:37:25,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [667433850] [2024-11-02 12:37:25,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:25,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:37:25,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:37:26,003 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:37:26,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-02 12:37:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:26,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:37:26,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:37:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-02 12:37:26,607 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:37:26,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [667433850] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:37:26,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-02 12:37:26,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2024-11-02 12:37:26,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177850011] [2024-11-02 12:37:26,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:37:26,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:37:26,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:37:26,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:37:26,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-02 12:37:26,612 INFO L87 Difference]: Start difference. First operand 66 states and 101 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-02 12:37:28,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:37:28,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:37:28,229 INFO L93 Difference]: Finished difference Result 153 states and 235 transitions. [2024-11-02 12:37:28,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:37:28,253 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 140 [2024-11-02 12:37:28,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:37:28,258 INFO L225 Difference]: With dead ends: 153 [2024-11-02 12:37:28,258 INFO L226 Difference]: Without dead ends: 90 [2024-11-02 12:37:28,259 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-02 12:37:28,261 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 30 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-02 12:37:28,261 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 184 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-02 12:37:28,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-02 12:37:28,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 77. [2024-11-02 12:37:28,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 54 states have internal predecessors, (76), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-02 12:37:28,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 118 transitions. [2024-11-02 12:37:28,279 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 118 transitions. Word has length 140 [2024-11-02 12:37:28,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:37:28,281 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 118 transitions. [2024-11-02 12:37:28,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-02 12:37:28,282 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2024-11-02 12:37:28,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-02 12:37:28,288 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:37:28,288 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:37:28,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-02 12:37:28,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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)] Forceful destruction successful, exit code 0 [2024-11-02 12:37:28,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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 12:37:28,690 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:37:28,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:37:28,691 INFO L85 PathProgramCache]: Analyzing trace with hash 849279854, now seen corresponding path program 1 times [2024-11-02 12:37:28,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:37:28,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2099731210] [2024-11-02 12:37:28,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:28,692 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 12:37:28,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:37:28,697 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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 12:37:28,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/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)] Waiting until timeout for monitored process [2024-11-02 12:37:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:29,351 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-02 12:37:29,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:37:30,812 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 476 proven. 72 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-02 12:37:30,812 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:37:31,357 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:37:31,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2099731210] [2024-11-02 12:37:31,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2099731210] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:37:31,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1556613918] [2024-11-02 12:37:31,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:31,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:37:31,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:37:31,362 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:37:31,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-02 12:37:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:33,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-02 12:37:33,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:37:34,489 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 476 proven. 72 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-02 12:37:34,489 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:37:34,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1556613918] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:37:34,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [412982796] [2024-11-02 12:37:34,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:34,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:37:34,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:37:34,899 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:37:34,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a529568b-86ae-491c-9990-898589a6728b/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-02 12:37:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:35,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-02 12:37:35,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:37:36,313 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 476 proven. 72 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-02 12:37:36,313 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:37:36,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [412982796] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:37:36,669 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-02 12:37:36,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 8 [2024-11-02 12:37:36,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053928724] [2024-11-02 12:37:36,670 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-02 12:37:36,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-02 12:37:36,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:37:36,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-02 12:37:36,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-02 12:37:36,673 INFO L87 Difference]: Start difference. First operand 77 states and 118 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 3 states have call successors, (21), 3 states have call predecessors, (21), 5 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21)