./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-80.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c896693c438af11e7c01d30f7473a54a40cafeb18d2112f14241957160c46b8e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:59:26,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:59:26,639 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:59:26,645 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:59:26,645 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:59:26,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:59:26,694 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:59:26,695 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:59:26,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:59:26,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:59:26,703 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:59:26,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:59:26,704 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:59:26,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:59:26,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:59:26,706 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:59:26,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:59:26,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:59:26,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:59:26,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:59:26,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:59:26,709 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:59:26,709 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:59:26,710 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:59:26,710 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:59:26,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:59:26,711 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:59:26,712 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:59:26,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:26,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:59:26,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:59:26,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:59:26,715 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:59:26,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:59:26,715 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:59:26,715 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:59:26,716 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:59:26,716 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:59:26,716 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:59:26,716 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c896693c438af11e7c01d30f7473a54a40cafeb18d2112f14241957160c46b8e [2023-11-19 07:59:27,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:59:27,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:59:27,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:59:27,075 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:59:27,075 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:59:27,077 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-80.i [2023-11-19 07:59:30,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:59:30,525 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:59:30,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-80.i [2023-11-19 07:59:30,537 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/data/a65ea800d/f690717acc6b44f59e1b2f85eaf089d6/FLAGbbfe537ad [2023-11-19 07:59:30,554 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/data/a65ea800d/f690717acc6b44f59e1b2f85eaf089d6 [2023-11-19 07:59:30,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:59:30,559 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:59:30,560 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:30,560 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:59:30,566 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:59:30,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,568 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548be497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30, skipping insertion in model container [2023-11-19 07:59:30,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,604 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:59:30,758 WARN L240 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_c82eb950-2891-48b9-a1c5-2f267a23274f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-80.i[916,929] [2023-11-19 07:59:30,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:30,823 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:59:30,837 WARN L240 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_c82eb950-2891-48b9-a1c5-2f267a23274f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-80.i[916,929] [2023-11-19 07:59:30,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:30,881 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:59:30,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30 WrapperNode [2023-11-19 07:59:30,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:30,883 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:30,884 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:59:30,884 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:59:30,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,902 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,951 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2023-11-19 07:59:30,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:30,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:59:30,963 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:59:30,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:59:30,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,987 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,988 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:31,001 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:31,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:31,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:31,029 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:31,032 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:59:31,033 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:59:31,033 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:59:31,034 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:59:31,035 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:31,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:31,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:31,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:59:31,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:59:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:59:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:59:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:59:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:59:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:59:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:59:31,220 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:59:31,223 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:59:31,624 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:59:31,637 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:59:31,638 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:59:31,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:31 BoogieIcfgContainer [2023-11-19 07:59:31,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:59:31,648 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:59:31,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:59:31,652 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:59:31,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:59:30" (1/3) ... [2023-11-19 07:59:31,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17e5bd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:59:31, skipping insertion in model container [2023-11-19 07:59:31,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (2/3) ... [2023-11-19 07:59:31,654 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17e5bd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:59:31, skipping insertion in model container [2023-11-19 07:59:31,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:31" (3/3) ... [2023-11-19 07:59:31,655 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-80.i [2023-11-19 07:59:31,677 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:59:31,677 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:59:31,741 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:59:31,749 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@2aca17c7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:59:31,756 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:59:31,761 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 32 states have internal predecessors, (39), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:59:31,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 07:59:31,785 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:31,786 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:31,787 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:31,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:31,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1288136678, now seen corresponding path program 1 times [2023-11-19 07:59:31,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:31,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754771272] [2023-11-19 07:59:31,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:31,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:32,099 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:32,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2121281903] [2023-11-19 07:59:32,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:32,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:32,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:32,104 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:32,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:59:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:59:32,392 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:59:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:59:32,589 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:59:32,592 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:59:32,593 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:59:32,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 07:59:32,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:59:32,809 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 07:59:32,817 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:59:32,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:59:32 BoogieIcfgContainer [2023-11-19 07:59:32,992 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:59:32,994 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:59:32,994 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:59:32,994 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:59:32,995 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:31" (3/4) ... [2023-11-19 07:59:33,001 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:59:33,003 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:59:33,004 INFO L158 Benchmark]: Toolchain (without parser) took 2445.43ms. Allocated memory is still 153.1MB. Free memory was 108.9MB in the beginning and 74.3MB in the end (delta: 34.7MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2023-11-19 07:59:33,005 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 113.2MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:59:33,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.65ms. Allocated memory is still 153.1MB. Free memory was 108.6MB in the beginning and 95.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 07:59:33,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.32ms. Allocated memory is still 153.1MB. Free memory was 95.6MB in the beginning and 92.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:59:33,014 INFO L158 Benchmark]: Boogie Preprocessor took 70.26ms. Allocated memory is still 153.1MB. Free memory was 92.9MB in the beginning and 91.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:59:33,016 INFO L158 Benchmark]: RCFGBuilder took 611.27ms. Allocated memory is still 153.1MB. Free memory was 91.4MB in the beginning and 119.2MB in the end (delta: -27.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:59:33,017 INFO L158 Benchmark]: TraceAbstraction took 1345.10ms. Allocated memory is still 153.1MB. Free memory was 118.3MB in the beginning and 74.3MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 07:59:33,018 INFO L158 Benchmark]: Witness Printer took 9.22ms. Allocated memory is still 153.1MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:59:33,022 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 113.2MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.65ms. Allocated memory is still 153.1MB. Free memory was 108.6MB in the beginning and 95.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.32ms. Allocated memory is still 153.1MB. Free memory was 95.6MB in the beginning and 92.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.26ms. Allocated memory is still 153.1MB. Free memory was 92.9MB in the beginning and 91.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 611.27ms. Allocated memory is still 153.1MB. Free memory was 91.4MB in the beginning and 119.2MB in the end (delta: -27.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1345.10ms. Allocated memory is still 153.1MB. Free memory was 118.3MB in the beginning and 74.3MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Witness Printer took 9.22ms. Allocated memory is still 153.1MB. Free memory is still 74.3MB. 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 to_int at line 100. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 256; [L23] signed long int var_1_8 = 128; [L24] signed short int var_1_9 = -1; [L25] signed short int var_1_10 = 1; [L26] signed char var_1_12 = 0; [L27] unsigned char var_1_13 = 1; [L28] signed char var_1_14 = 2; [L29] signed long int var_1_15 = 1; [L30] signed long int var_1_16 = 25; [L31] signed long int var_1_17 = 5; [L32] signed long int var_1_18 = 4; [L33] signed long int var_1_19 = 500; [L34] signed long int var_1_20 = 127; [L35] signed long int var_1_21 = 1; [L36] signed long int var_1_22 = 99; [L37] unsigned short int var_1_23 = 4; [L38] signed char var_1_24 = -64; VAL [isInitial=0, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=128, var_1_9=-1] [L104] isInitial = 1 [L105] FCALL initially() [L106] COND TRUE 1 [L107] FCALL updateLastVariables() [L108] CALL updateVariables() [L62] var_1_8 = __VERIFIER_nondet_long() [L63] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L63] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L64] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L64] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L65] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L65] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L66] var_1_9 = __VERIFIER_nondet_short() [L67] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L67] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L68] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L68] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L69] var_1_10 = __VERIFIER_nondet_short() [L70] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L70] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L71] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L71] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L72] var_1_13 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L73] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L74] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L74] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L75] var_1_14 = __VERIFIER_nondet_char() [L76] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L76] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L77] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L77] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=25, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L78] var_1_16 = __VERIFIER_nondet_long() [L79] CALL assume_abort_if_not(var_1_16 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L79] RET assume_abort_if_not(var_1_16 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L80] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L80] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=5, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L81] var_1_17 = __VERIFIER_nondet_long() [L82] CALL assume_abort_if_not(var_1_17 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L82] RET assume_abort_if_not(var_1_17 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L83] CALL assume_abort_if_not(var_1_17 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L83] RET assume_abort_if_not(var_1_17 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=4, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L84] var_1_18 = __VERIFIER_nondet_long() [L85] CALL assume_abort_if_not(var_1_18 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L85] RET assume_abort_if_not(var_1_18 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L86] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L86] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=500, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L87] var_1_19 = __VERIFIER_nondet_long() [L88] CALL assume_abort_if_not(var_1_19 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L88] RET assume_abort_if_not(var_1_19 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L89] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L89] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=127, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L90] var_1_20 = __VERIFIER_nondet_long() [L91] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L91] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L92] CALL assume_abort_if_not(var_1_20 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L92] RET assume_abort_if_not(var_1_20 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=1, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L93] var_1_21 = __VERIFIER_nondet_long() [L94] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L94] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L95] CALL assume_abort_if_not(var_1_21 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L95] RET assume_abort_if_not(var_1_21 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=99, var_1_23=4, var_1_24=-64, var_1_8=2, var_1_9=-1] [L108] RET updateVariables() [L109] CALL step() [L42] var_1_22 = var_1_19 [L43] var_1_23 = var_1_10 [L44] var_1_24 = var_1_14 [L45] unsigned char stepLocal_0 = var_1_23 <= var_1_24; VAL [isInitial=1, stepLocal_0=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=1, var_1_8=2, var_1_9=-1] [L46] COND TRUE var_1_13 || stepLocal_0 [L47] var_1_12 = ((((1 - var_1_14) < 0 ) ? -(1 - var_1_14) : (1 - var_1_14))) VAL [isInitial=1, stepLocal_0=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=1, var_1_8=2, var_1_9=-1] [L51] signed short int stepLocal_1 = var_1_10; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=1, var_1_8=2, var_1_9=-1] [L52] COND TRUE stepLocal_1 <= (var_1_23 / var_1_8) [L53] var_1_15 = ((((((((((((var_1_16) < (var_1_17)) ? (var_1_16) : (var_1_17)))) > (var_1_18)) ? (((((var_1_16) < (var_1_17)) ? (var_1_16) : (var_1_17)))) : (var_1_18)))) < (((((3.6) > (var_1_19)) ? (3.6) : (var_1_19))))) ? (((((((((var_1_16) < (var_1_17)) ? (var_1_16) : (var_1_17)))) > (var_1_18)) ? (((((var_1_16) < (var_1_17)) ? (var_1_16) : (var_1_17)))) : (var_1_18)))) : (((((3.6) > (var_1_19)) ? (3.6) : (var_1_19)))))) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=1, var_1_8=2, var_1_9=-1] [L57] COND TRUE (((((var_1_23 - var_1_23)) > (var_1_12)) ? ((var_1_23 - var_1_23)) : (var_1_12))) <= (((((var_1_23 - var_1_23)) < ((var_1_24 % var_1_8))) ? ((var_1_23 - var_1_23)) : ((var_1_24 % var_1_8)))) [L58] var_1_1 = (((((var_1_9 - var_1_10)) < (var_1_12)) ? ((var_1_9 - var_1_10)) : (var_1_12))) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=1, var_1_8=2, var_1_9=-1] [L109] RET step() [L110] CALL, EXPR property() [L100-L101] return (((((((((((var_1_23 - var_1_23)) > (var_1_12)) ? ((var_1_23 - var_1_23)) : (var_1_12))) <= (((((var_1_23 - var_1_23)) < ((var_1_24 % var_1_8))) ? ((var_1_23 - var_1_23)) : ((var_1_24 % var_1_8))))) ? (var_1_1 == ((signed short int) (((((var_1_9 - var_1_10)) < (var_1_12)) ? ((var_1_9 - var_1_10)) : (var_1_12))))) : 1) && ((var_1_13 || (var_1_23 <= var_1_24)) ? (var_1_12 == ((signed char) ((((1 - var_1_14) < 0 ) ? -(1 - var_1_14) : (1 - var_1_14))))) : (var_1_12 == ((signed char) var_1_14)))) && ((var_1_10 <= (var_1_23 / var_1_8)) ? (var_1_15 == ((signed long int) ((((((((((((var_1_16) < (var_1_17)) ? (var_1_16) : (var_1_17)))) > (var_1_18)) ? (((((var_1_16) < (var_1_17)) ? (var_1_16) : (var_1_17)))) : (var_1_18)))) < (((((3.6) > (var_1_19)) ? (3.6) : (var_1_19))))) ? (((((((((var_1_16) < (var_1_17)) ? (var_1_16) : (var_1_17)))) > (var_1_18)) ? (((((var_1_16) < (var_1_17)) ? (var_1_16) : (var_1_17)))) : (var_1_18)))) : (((((3.6) > (var_1_19)) ? (3.6) : (var_1_19)))))))) : (var_1_15 == ((signed long int) (var_1_20 - var_1_21))))) && (var_1_22 == ((signed long int) var_1_19))) && (var_1_23 == ((unsigned short int) var_1_10))) && (var_1_24 == ((signed char) var_1_14)) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=1, var_1_8=2, var_1_9=-1] [L110] RET, EXPR property() [L110] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=1, var_1_8=2, var_1_9=-1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=-2147483648, var_1_18=-2147483648, var_1_19=-2147483648, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=1, var_1_8=2, var_1_9=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 23, 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=57occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 139 NumberOfCodeBlocks, 139 NumberOfCodeBlocksAsserted, 1 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 [2023-11-19 07:59:33,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c896693c438af11e7c01d30f7473a54a40cafeb18d2112f14241957160c46b8e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:59:35,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:59:35,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:59:35,955 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:59:35,956 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:59:35,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:59:36,001 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:59:36,002 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:59:36,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:59:36,008 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:59:36,009 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:59:36,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:59:36,010 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:59:36,013 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:59:36,013 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:59:36,013 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:59:36,014 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:59:36,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:59:36,015 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:59:36,016 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:59:36,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:59:36,017 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:59:36,017 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:59:36,018 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:59:36,018 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:59:36,019 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:59:36,019 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:59:36,020 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:59:36,020 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:59:36,021 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:59:36,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:36,022 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:59:36,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:59:36,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:59:36,023 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:59:36,024 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:59:36,024 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:59:36,024 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:59:36,025 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:59:36,026 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:59:36,027 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:59:36,027 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:59:36,027 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c896693c438af11e7c01d30f7473a54a40cafeb18d2112f14241957160c46b8e [2023-11-19 07:59:36,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:59:36,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:59:36,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:59:36,471 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:59:36,472 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:59:36,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-80.i [2023-11-19 07:59:39,672 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:59:39,956 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:59:39,957 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-80.i [2023-11-19 07:59:39,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/data/0dcba4f70/5a03a79167b440d5a400c3d5ab6c28ab/FLAGbe190c2e1 [2023-11-19 07:59:39,983 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/data/0dcba4f70/5a03a79167b440d5a400c3d5ab6c28ab [2023-11-19 07:59:39,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:59:39,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:59:39,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:39,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:59:39,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:59:39,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:39" (1/1) ... [2023-11-19 07:59:39,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35b19670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:39, skipping insertion in model container [2023-11-19 07:59:39,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:39" (1/1) ... [2023-11-19 07:59:40,056 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:59:40,266 WARN L240 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_c82eb950-2891-48b9-a1c5-2f267a23274f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-80.i[916,929] [2023-11-19 07:59:40,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:40,384 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:59:40,398 WARN L240 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_c82eb950-2891-48b9-a1c5-2f267a23274f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-80.i[916,929] [2023-11-19 07:59:40,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:40,442 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:59:40,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40 WrapperNode [2023-11-19 07:59:40,443 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:40,444 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:40,445 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:59:40,445 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:59:40,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (1/1) ... [2023-11-19 07:59:40,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (1/1) ... [2023-11-19 07:59:40,495 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2023-11-19 07:59:40,513 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:40,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:59:40,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:59:40,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:59:40,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (1/1) ... [2023-11-19 07:59:40,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (1/1) ... [2023-11-19 07:59:40,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (1/1) ... [2023-11-19 07:59:40,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (1/1) ... [2023-11-19 07:59:40,558 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (1/1) ... [2023-11-19 07:59:40,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (1/1) ... [2023-11-19 07:59:40,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (1/1) ... [2023-11-19 07:59:40,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (1/1) ... [2023-11-19 07:59:40,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:59:40,593 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:59:40,593 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:59:40,593 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:59:40,596 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (1/1) ... [2023-11-19 07:59:40,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:40,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:40,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:59:40,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:59:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:59:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:59:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:59:40,679 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:59:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:59:40,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:59:40,808 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:59:40,810 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:59:45,110 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:59:45,118 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:59:45,118 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:59:45,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:45 BoogieIcfgContainer [2023-11-19 07:59:45,122 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:59:45,124 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:59:45,124 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:59:45,128 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:59:45,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:59:39" (1/3) ... [2023-11-19 07:59:45,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a900f0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:59:45, skipping insertion in model container [2023-11-19 07:59:45,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:40" (2/3) ... [2023-11-19 07:59:45,130 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a900f0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:59:45, skipping insertion in model container [2023-11-19 07:59:45,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:45" (3/3) ... [2023-11-19 07:59:45,131 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-80.i [2023-11-19 07:59:45,150 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:59:45,151 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:59:45,202 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:59:45,208 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@239c5c95, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:59:45,208 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:59:45,212 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 32 states have internal predecessors, (39), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:59:45,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 07:59:45,226 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:45,227 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:45,228 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:45,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:45,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1288136678, now seen corresponding path program 1 times [2023-11-19 07:59:45,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:59:45,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [891919664] [2023-11-19 07:59:45,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:45,248 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 [2023-11-19 07:59:45,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:59:45,251 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:59:45,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:59:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:59:45,666 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:59:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:59:45,961 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2023-11-19 07:59:45,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [426593328] [2023-11-19 07:59:45,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:45,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 07:59:45,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/cvc4 [2023-11-19 07:59:45,966 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 07:59:45,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82eb950-2891-48b9-a1c5-2f267a23274f/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 07:59:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:46,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 07:59:46,892 INFO L285 TraceCheckSpWp]: Computing forward predicates...