./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '1607fb04e82f6bdb3f2f7b93ce52ad7e9406a3329c4e53f96991c085e2a86f74'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 1607fb04e82f6bdb3f2f7b93ce52ad7e9406a3329c4e53f96991c085e2a86f74 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 08:51:13,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 08:51:13,822 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 08:51:13,829 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 08:51:13,829 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 08:51:13,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 08:51:13,851 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 08:51:13,851 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 08:51:13,852 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 08:51:13,852 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 08:51:13,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 08:51:13,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 08:51:13,853 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 08:51:13,854 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 08:51:13,854 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 08:51:13,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 08:51:13,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 08:51:13,854 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 08:51:13,854 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 08:51:13,855 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 08:51:13,855 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 08:51:13,855 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 08:51:13,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 08:51:13,855 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 08:51:13,855 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 08:51:13,855 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 08:51:13,856 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 08:51:13,856 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 08:51:13,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 08:51:13,856 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 08:51:13,856 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 08:51:13,856 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 08:51:13,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 08:51:13,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 08:51:13,857 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 08:51:13,857 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 08:51:13,858 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 08:51:13,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 08:51:13,858 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 08:51:13,858 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 08:51:13,858 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 08:51:13,858 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 08:51:13,858 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> 1607fb04e82f6bdb3f2f7b93ce52ad7e9406a3329c4e53f96991c085e2a86f74 [2024-11-07 08:51:14,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 08:51:14,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 08:51:14,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 08:51:14,163 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 08:51:14,164 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 08:51:14,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i [2024-11-07 08:51:15,446 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 08:51:15,686 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 08:51:15,687 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i [2024-11-07 08:51:15,694 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0678327a2/f1bae23df9194fefbd793707f27fea18/FLAGb3d7c8077 [2024-11-07 08:51:15,706 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0678327a2/f1bae23df9194fefbd793707f27fea18 [2024-11-07 08:51:15,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 08:51:15,712 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 08:51:15,713 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 08:51:15,713 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 08:51:15,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 08:51:15,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:51:15" (1/1) ... [2024-11-07 08:51:15,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71089686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:15, skipping insertion in model container [2024-11-07 08:51:15,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:51:15" (1/1) ... [2024-11-07 08:51:15,744 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 08:51:15,888 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i[915,928] [2024-11-07 08:51:15,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 08:51:15,973 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 08:51:15,983 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i[915,928] [2024-11-07 08:51:16,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 08:51:16,027 INFO L204 MainTranslator]: Completed translation [2024-11-07 08:51:16,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16 WrapperNode [2024-11-07 08:51:16,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 08:51:16,028 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 08:51:16,029 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 08:51:16,029 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 08:51:16,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,103 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 146 [2024-11-07 08:51:16,104 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 08:51:16,105 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 08:51:16,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 08:51:16,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 08:51:16,114 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,118 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,143 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-07 08:51:16,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,175 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 08:51:16,178 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 08:51:16,178 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 08:51:16,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 08:51:16,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (1/1) ... [2024-11-07 08:51:16,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 08:51:16,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 08:51:16,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 08:51:16,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 08:51:16,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 08:51:16,242 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 08:51:16,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 08:51:16,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 08:51:16,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 08:51:16,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 08:51:16,337 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 08:51:16,339 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 08:51:16,719 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-07 08:51:16,719 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 08:51:16,730 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 08:51:16,730 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 08:51:16,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:51:16 BoogieIcfgContainer [2024-11-07 08:51:16,731 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 08:51:16,735 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 08:51:16,735 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 08:51:16,740 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 08:51:16,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:51:15" (1/3) ... [2024-11-07 08:51:16,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c06b0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:51:16, skipping insertion in model container [2024-11-07 08:51:16,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:16" (2/3) ... [2024-11-07 08:51:16,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c06b0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:51:16, skipping insertion in model container [2024-11-07 08:51:16,742 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:51:16" (3/3) ... [2024-11-07 08:51:16,743 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-23.i [2024-11-07 08:51:16,757 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 08:51:16,757 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 08:51:16,813 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 08:51:16,823 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=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;@567c62f8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 08:51:16,823 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 08:51:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 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) [2024-11-07 08:51:16,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 08:51:16,838 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 08:51:16,838 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] [2024-11-07 08:51:16,839 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 08:51:16,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 08:51:16,843 INFO L85 PathProgramCache]: Analyzing trace with hash 622962357, now seen corresponding path program 1 times [2024-11-07 08:51:16,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 08:51:16,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248446860] [2024-11-07 08:51:16,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 08:51:16,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 08:51:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 08:51:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 08:51:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 08:51:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 08:51:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 08:51:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-07 08:51:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-07 08:51:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-07 08:51:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 08:51:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 08:51:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 08:51:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-07 08:51:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 08:51:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 08:51:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 08:51:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-07 08:51:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 08:51:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 08:51:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-07 08:51:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 08:51:17,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 08:51:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-07 08:51:17,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 08:51:17,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248446860] [2024-11-07 08:51:17,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248446860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 08:51:17,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 08:51:17,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 08:51:17,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655095749] [2024-11-07 08:51:17,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 08:51:17,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 08:51:17,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 08:51:17,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 08:51:17,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 08:51:17,307 INFO L87 Difference]: Start difference. First operand has 65 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 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 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-07 08:51:17,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 08:51:17,365 INFO L93 Difference]: Finished difference Result 123 states and 211 transitions. [2024-11-07 08:51:17,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 08:51:17,368 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 135 [2024-11-07 08:51:17,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 08:51:17,375 INFO L225 Difference]: With dead ends: 123 [2024-11-07 08:51:17,376 INFO L226 Difference]: Without dead ends: 61 [2024-11-07 08:51:17,380 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 08:51:17,384 INFO L432 NwaCegarLoop]: 91 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, 91 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 [2024-11-07 08:51:17,385 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 08:51:17,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-07 08:51:17,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-11-07 08:51:17,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 38 states have internal predecessors, (49), 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) [2024-11-07 08:51:17,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 91 transitions. [2024-11-07 08:51:17,433 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 91 transitions. Word has length 135 [2024-11-07 08:51:17,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 08:51:17,434 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 91 transitions. [2024-11-07 08:51:17,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-07 08:51:17,434 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2024-11-07 08:51:17,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 08:51:17,439 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 08:51:17,440 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] [2024-11-07 08:51:17,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 08:51:17,440 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 08:51:17,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 08:51:17,441 INFO L85 PathProgramCache]: Analyzing trace with hash -232026073, now seen corresponding path program 1 times [2024-11-07 08:51:17,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 08:51:17,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297868710] [2024-11-07 08:51:17,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 08:51:17,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 08:51:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 08:51:17,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1570838847] [2024-11-07 08:51:17,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 08:51:17,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 08:51:17,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 08:51:17,746 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 08:51:17,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 08:51:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:18,058 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-07 08:51:18,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 08:51:19,432 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 462 proven. 21 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-11-07 08:51:19,432 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 08:51:35,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 08:51:35,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297868710] [2024-11-07 08:51:35,982 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 08:51:35,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570838847] [2024-11-07 08:51:35,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570838847] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 08:51:35,982 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 08:51:35,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2024-11-07 08:51:35,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22411292] [2024-11-07 08:51:35,983 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 08:51:35,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-07 08:51:35,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 08:51:35,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-07 08:51:35,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=556, Unknown=7, NotChecked=0, Total=756 [2024-11-07 08:51:35,987 INFO L87 Difference]: Start difference. First operand 61 states and 91 transitions. Second operand has 18 states, 18 states have (on average 2.6666666666666665) internal successors, (48), 16 states have internal predecessors, (48), 4 states have call successors, (21), 4 states have call predecessors, (21), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-07 08:51:38,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 08:51:38,376 INFO L93 Difference]: Finished difference Result 213 states and 305 transitions. [2024-11-07 08:51:38,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-07 08:51:38,378 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.6666666666666665) internal successors, (48), 16 states have internal predecessors, (48), 4 states have call successors, (21), 4 states have call predecessors, (21), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) Word has length 135 [2024-11-07 08:51:38,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 08:51:38,381 INFO L225 Difference]: With dead ends: 213 [2024-11-07 08:51:38,381 INFO L226 Difference]: Without dead ends: 155 [2024-11-07 08:51:38,385 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 555 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=578, Invalid=1671, Unknown=7, NotChecked=0, Total=2256 [2024-11-07 08:51:38,387 INFO L432 NwaCegarLoop]: 55 mSDtfsCounter, 134 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 08:51:38,388 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 505 Invalid, 602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 08:51:38,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-11-07 08:51:38,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 127. [2024-11-07 08:51:38,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 78 states have (on average 1.2307692307692308) internal successors, (96), 78 states have internal predecessors, (96), 42 states have call successors, (42), 6 states have call predecessors, (42), 6 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-07 08:51:38,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 180 transitions. [2024-11-07 08:51:38,421 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 180 transitions. Word has length 135 [2024-11-07 08:51:38,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 08:51:38,421 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 180 transitions. [2024-11-07 08:51:38,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.6666666666666665) internal successors, (48), 16 states have internal predecessors, (48), 4 states have call successors, (21), 4 states have call predecessors, (21), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-07 08:51:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 180 transitions. [2024-11-07 08:51:38,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 08:51:38,424 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 08:51:38,424 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] [2024-11-07 08:51:38,442 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 08:51:38,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 08:51:38,625 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 08:51:38,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 08:51:38,626 INFO L85 PathProgramCache]: Analyzing trace with hash -230179031, now seen corresponding path program 1 times [2024-11-07 08:51:38,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 08:51:38,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430292564] [2024-11-07 08:51:38,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 08:51:38,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 08:51:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 08:51:38,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1927020922] [2024-11-07 08:51:38,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 08:51:38,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 08:51:38,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 08:51:38,759 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 08:51:38,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 08:51:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 08:51:38,882 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 08:51:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 08:51:39,089 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 08:51:39,089 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 08:51:39,090 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-07 08:51:39,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-07 08:51:39,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 08:51:39,295 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-07 08:51:39,383 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 08:51:39,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:51:39 BoogieIcfgContainer [2024-11-07 08:51:39,390 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 08:51:39,391 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 08:51:39,391 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 08:51:39,391 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 08:51:39,392 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:51:16" (3/4) ... [2024-11-07 08:51:39,394 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 08:51:39,395 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 08:51:39,396 INFO L158 Benchmark]: Toolchain (without parser) took 23683.24ms. Allocated memory was 100.7MB in the beginning and 226.5MB in the end (delta: 125.8MB). Free memory was 76.8MB in the beginning and 170.5MB in the end (delta: -93.7MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2024-11-07 08:51:39,396 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 08:51:39,396 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.59ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 62.3MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 08:51:39,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.50ms. Allocated memory is still 100.7MB. Free memory was 62.3MB in the beginning and 58.7MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 08:51:39,397 INFO L158 Benchmark]: Boogie Preprocessor took 72.41ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 52.8MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 08:51:39,397 INFO L158 Benchmark]: RCFGBuilder took 553.06ms. Allocated memory is still 100.7MB. Free memory was 52.8MB in the beginning and 67.4MB in the end (delta: -14.6MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2024-11-07 08:51:39,397 INFO L158 Benchmark]: TraceAbstraction took 22654.88ms. Allocated memory was 100.7MB in the beginning and 226.5MB in the end (delta: 125.8MB). Free memory was 66.9MB in the beginning and 170.5MB in the end (delta: -103.6MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-11-07 08:51:39,398 INFO L158 Benchmark]: Witness Printer took 4.17ms. Allocated memory is still 226.5MB. Free memory was 170.5MB in the beginning and 170.5MB in the end (delta: 36.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 08:51:39,400 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.59ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 62.3MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.50ms. Allocated memory is still 100.7MB. Free memory was 62.3MB in the beginning and 58.7MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 72.41ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 52.8MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 553.06ms. Allocated memory is still 100.7MB. Free memory was 52.8MB in the beginning and 67.4MB in the end (delta: -14.6MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * TraceAbstraction took 22654.88ms. Allocated memory was 100.7MB in the beginning and 226.5MB in the end (delta: 125.8MB). Free memory was 66.9MB in the beginning and 170.5MB in the end (delta: -103.6MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Witness Printer took 4.17ms. Allocated memory is still 226.5MB. Free memory was 170.5MB in the beginning and 170.5MB in the end (delta: 36.8kB). Peak memory consumption was 8.4MB. 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 135, overapproximation of someBinaryDOUBLEComparisonOperation at line 135, overapproximation of someUnaryDOUBLEoperation at line 41. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 1.4; [L26] float var_1_7 = 9.25; [L27] float var_1_8 = 1.2; [L28] float var_1_9 = 0.0; [L29] float var_1_10 = 3.1; [L30] float var_1_11 = 500.5; [L31] signed long int var_1_12 = 0; [L32] unsigned char var_1_13 = 10; [L33] unsigned char var_1_14 = 8; [L34] unsigned char var_1_17 = 64; [L35] unsigned long int var_1_18 = 25; [L36] signed char var_1_19 = -100; [L37] signed short int var_1_20 = -4; [L38] unsigned short int var_1_21 = 200; [L39] unsigned short int var_1_22 = 54878; [L40] double var_1_23 = 9999.8; [L41] float var_1_24 = -0.25; [L42] signed char var_1_25 = 50; [L43] signed char last_1_var_1_19 = -100; VAL [isInitial=0, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L139] isInitial = 1 [L140] FCALL initially() [L141] COND TRUE 1 [L142] CALL updateLastVariables() [L132] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L142] RET updateLastVariables() [L143] CALL updateVariables() [L97] var_1_2 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L98] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L99] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L99] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L100] var_1_3 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L101] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L102] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L102] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L103] var_1_7 = __VERIFIER_nondet_float() [L104] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L104] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L105] var_1_8 = __VERIFIER_nondet_float() [L106] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_9=0] [L106] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_9=0] [L107] var_1_9 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L108] RET assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L109] var_1_10 = __VERIFIER_nondet_float() [L110] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L110] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L111] var_1_11 = __VERIFIER_nondet_float() [L112] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L112] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L113] var_1_13 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L114] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L115] CALL assume_abort_if_not(var_1_13 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L115] RET assume_abort_if_not(var_1_13 <= 64) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L116] var_1_14 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L117] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L118] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L118] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L119] var_1_17 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L120] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L121] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L121] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L122] CALL assume_abort_if_not(var_1_17 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L122] RET assume_abort_if_not(var_1_17 != 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L123] var_1_20 = __VERIFIER_nondet_short() [L124] CALL assume_abort_if_not(var_1_20 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L124] RET assume_abort_if_not(var_1_20 >= -32768) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L125] CALL assume_abort_if_not(var_1_20 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L125] RET assume_abort_if_not(var_1_20 <= 32767) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L126] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L126] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L127] var_1_22 = __VERIFIER_nondet_ushort() [L128] CALL assume_abort_if_not(var_1_22 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L128] RET assume_abort_if_not(var_1_22 >= 32767) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L129] CALL assume_abort_if_not(var_1_22 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L129] RET assume_abort_if_not(var_1_22 <= 65534) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L143] RET updateVariables() [L144] CALL step() [L47] COND TRUE \read(var_1_2) [L48] var_1_1 = var_1_3 VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L50] signed long int stepLocal_4 = 5; VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_4=5, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L51] COND TRUE stepLocal_4 <= var_1_17 [L52] var_1_21 = (var_1_22 - var_1_17) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=65411, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L62] var_1_23 = var_1_10 [L63] var_1_24 = 31.75f [L64] var_1_25 = -5 [L65] unsigned char stepLocal_0 = var_1_1; VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_0=0, var_1_10=2, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=65411, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=7/5] [L66] COND TRUE (var_1_23 <= var_1_23) || stepLocal_0 [L67] var_1_4 = ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=65411, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L71] signed long int stepLocal_3 = (200 - var_1_13) - var_1_14; [L72] unsigned char stepLocal_2 = var_1_13; [L73] unsigned char stepLocal_1 = var_1_13; VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_1=-448, stepLocal_2=-448, stepLocal_3=136, var_1_10=2, var_1_12=0, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=65411, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L74] COND TRUE stepLocal_3 != var_1_25 [L75] var_1_12 = (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21)))) VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_1=-448, stepLocal_2=-448, var_1_10=2, var_1_12=64, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=65411, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L87] COND TRUE (- (var_1_13 / var_1_17)) > var_1_25 [L88] var_1_18 = var_1_13 VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_1=-448, stepLocal_2=-448, var_1_10=2, var_1_12=64, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=64, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=65411, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L90] COND FALSE !((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21) [L93] var_1_19 = var_1_17 VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_1=-448, stepLocal_2=-448, var_1_10=2, var_1_12=64, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=64, var_1_19=123, var_1_1=0, var_1_20=100, var_1_21=65411, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L144] RET step() [L145] CALL, EXPR property() [L135-L136] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) var_1_3)) : 1) && (((var_1_23 <= var_1_23) || var_1_1) ? (var_1_4 == ((float) ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))))) : (var_1_4 == ((float) ((var_1_9 - var_1_10) - var_1_11))))) && ((((200 - var_1_13) - var_1_14) != var_1_25) ? (var_1_12 == ((signed long int) (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21)))))) : (((var_1_25 / (128 - var_1_17)) < var_1_13) ? ((var_1_13 >= var_1_25) ? (var_1_12 == ((signed long int) var_1_14)) : (var_1_12 == ((signed long int) var_1_17))) : (var_1_12 == ((signed long int) var_1_17))))) && (((- (var_1_13 / var_1_17)) > var_1_25) ? (var_1_18 == ((unsigned long int) var_1_13)) : 1)) && (((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21) ? (var_1_19 == ((signed char) ((((var_1_17) > (var_1_13)) ? (var_1_17) : (var_1_13))))) : (var_1_19 == ((signed char) var_1_17)))) && ((5 <= var_1_17) ? (var_1_21 == ((unsigned short int) (var_1_22 - var_1_17))) : (var_1_1 ? (var_1_1 ? (var_1_21 == ((unsigned short int) var_1_17)) : (var_1_21 == ((unsigned short int) var_1_17))) : 1))) && (var_1_23 == ((double) var_1_10))) && (var_1_24 == ((float) 31.75f))) && (var_1_25 == ((signed char) -5)) ; VAL [\result=0, isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=64, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=64, var_1_19=123, var_1_1=0, var_1_20=100, var_1_21=65411, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L145] RET, EXPR property() [L145] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=64, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=64, var_1_19=123, var_1_1=0, var_1_20=100, var_1_21=65411, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=64, var_1_13=-448, var_1_14=0, var_1_17=123, var_1_18=64, var_1_19=123, var_1_1=0, var_1_20=100, var_1_21=65411, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.5s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 134 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 134 mSDsluCounter, 596 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 450 mSDsCounter, 79 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 523 IncrementalHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 79 mSolverCounterUnsat, 146 mSDtfsCounter, 523 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 245 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 555 ImplicationChecksByTransitivity, 8.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=2, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 28 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 18.2s InterpolantComputationTime, 675 NumberOfCodeBlocks, 675 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 268 ConstructedInterpolants, 0 QuantifiedInterpolants, 1367 SizeOfPredicates, 7 NumberOfNonLiveVariables, 320 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1659/1680 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 [2024-11-07 08:51:39,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 1607fb04e82f6bdb3f2f7b93ce52ad7e9406a3329c4e53f96991c085e2a86f74 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 08:51:41,683 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 08:51:41,780 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-07 08:51:41,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 08:51:41,789 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 08:51:41,825 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 08:51:41,826 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 08:51:41,827 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 08:51:41,827 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 08:51:41,827 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 08:51:41,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 08:51:41,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 08:51:41,828 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 08:51:41,828 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 08:51:41,829 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 08:51:41,829 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 08:51:41,829 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 08:51:41,829 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 08:51:41,829 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 08:51:41,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 08:51:41,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 08:51:41,830 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 08:51:41,830 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 08:51:41,830 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-07 08:51:41,830 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-07 08:51:41,831 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 08:51:41,831 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-07 08:51:41,831 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 08:51:41,831 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 08:51:41,832 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 08:51:41,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 08:51:41,832 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 08:51:41,832 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 08:51:41,832 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 08:51:41,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 08:51:41,832 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 08:51:41,832 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 08:51:41,833 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 08:51:41,833 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-07 08:51:41,833 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-07 08:51:41,833 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 08:51:41,833 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 08:51:41,833 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 08:51:41,834 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 08:51:41,834 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> 1607fb04e82f6bdb3f2f7b93ce52ad7e9406a3329c4e53f96991c085e2a86f74 [2024-11-07 08:51:42,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 08:51:42,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 08:51:42,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 08:51:42,147 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 08:51:42,149 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 08:51:42,150 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i [2024-11-07 08:51:43,524 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 08:51:43,727 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 08:51:43,728 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i [2024-11-07 08:51:43,740 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ccbcb1ad8/a6cedfa72cc044f9a377bbddaf514708/FLAGbc870dca9 [2024-11-07 08:51:43,752 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ccbcb1ad8/a6cedfa72cc044f9a377bbddaf514708 [2024-11-07 08:51:43,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 08:51:43,756 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 08:51:43,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 08:51:43,758 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 08:51:43,766 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 08:51:43,767 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:51:43" (1/1) ... [2024-11-07 08:51:43,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d0bf2f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:43, skipping insertion in model container [2024-11-07 08:51:43,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:51:43" (1/1) ... [2024-11-07 08:51:43,785 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 08:51:43,905 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i[915,928] [2024-11-07 08:51:43,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 08:51:43,970 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 08:51:43,979 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-23.i[915,928] [2024-11-07 08:51:44,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 08:51:44,025 INFO L204 MainTranslator]: Completed translation [2024-11-07 08:51:44,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44 WrapperNode [2024-11-07 08:51:44,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 08:51:44,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 08:51:44,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 08:51:44,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 08:51:44,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,050 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,078 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2024-11-07 08:51:44,079 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 08:51:44,079 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 08:51:44,079 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 08:51:44,079 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 08:51:44,089 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,094 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,115 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-07 08:51:44,115 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,115 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,128 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,151 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 08:51:44,155 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 08:51:44,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 08:51:44,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 08:51:44,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (1/1) ... [2024-11-07 08:51:44,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 08:51:44,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 08:51:44,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 08:51:44,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 08:51:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 08:51:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-07 08:51:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 08:51:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 08:51:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 08:51:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 08:51:44,290 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 08:51:44,291 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 08:51:45,744 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-07 08:51:45,744 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 08:51:45,754 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 08:51:45,755 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 08:51:45,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:51:45 BoogieIcfgContainer [2024-11-07 08:51:45,755 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 08:51:45,757 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 08:51:45,757 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 08:51:45,762 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 08:51:45,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:51:43" (1/3) ... [2024-11-07 08:51:45,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf96df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:51:45, skipping insertion in model container [2024-11-07 08:51:45,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:44" (2/3) ... [2024-11-07 08:51:45,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf96df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:51:45, skipping insertion in model container [2024-11-07 08:51:45,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:51:45" (3/3) ... [2024-11-07 08:51:45,783 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-23.i [2024-11-07 08:51:45,800 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 08:51:45,801 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 08:51:45,847 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 08:51:45,857 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=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;@1fc5cb60, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 08:51:45,857 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 08:51:45,861 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 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) [2024-11-07 08:51:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 08:51:45,874 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 08:51:45,875 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] [2024-11-07 08:51:45,876 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 08:51:45,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 08:51:45,881 INFO L85 PathProgramCache]: Analyzing trace with hash 622962357, now seen corresponding path program 1 times [2024-11-07 08:51:45,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 08:51:45,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [388706513] [2024-11-07 08:51:45,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 08:51:45,895 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 [2024-11-07 08:51:45,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 08:51:45,903 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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) [2024-11-07 08:51:45,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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 [2024-11-07 08:51:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:46,285 INFO L255 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-07 08:51:46,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 08:51:46,335 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-07 08:51:46,336 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 08:51:46,338 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 08:51:46,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [388706513] [2024-11-07 08:51:46,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [388706513] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 08:51:46,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 08:51:46,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 08:51:46,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960737631] [2024-11-07 08:51:46,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 08:51:46,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 08:51:46,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 08:51:46,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 08:51:46,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 08:51:46,366 INFO L87 Difference]: Start difference. First operand has 65 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 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 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2024-11-07 08:51:46,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 08:51:46,391 INFO L93 Difference]: Finished difference Result 123 states and 211 transitions. [2024-11-07 08:51:46,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 08:51:46,395 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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 135 [2024-11-07 08:51:46,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 08:51:46,401 INFO L225 Difference]: With dead ends: 123 [2024-11-07 08:51:46,401 INFO L226 Difference]: Without dead ends: 61 [2024-11-07 08:51:46,404 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 08:51:46,407 INFO L432 NwaCegarLoop]: 91 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, 91 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 [2024-11-07 08:51:46,407 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 08:51:46,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-07 08:51:46,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-11-07 08:51:46,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 38 states have internal predecessors, (49), 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) [2024-11-07 08:51:46,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 91 transitions. [2024-11-07 08:51:46,458 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 91 transitions. Word has length 135 [2024-11-07 08:51:46,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 08:51:46,459 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 91 transitions. [2024-11-07 08:51:46,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2024-11-07 08:51:46,460 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2024-11-07 08:51:46,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 08:51:46,463 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 08:51:46,463 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] [2024-11-07 08:51:46,475 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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 [2024-11-07 08:51:46,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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 [2024-11-07 08:51:46,664 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 08:51:46,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 08:51:46,665 INFO L85 PathProgramCache]: Analyzing trace with hash -232026073, now seen corresponding path program 1 times [2024-11-07 08:51:46,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 08:51:46,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [862090976] [2024-11-07 08:51:46,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 08:51:46,666 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 [2024-11-07 08:51:46,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 08:51:46,668 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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) [2024-11-07 08:51:46,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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 [2024-11-07 08:51:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 08:51:47,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-07 08:51:47,029 INFO L278 TraceCheckSpWp]: Computing forward predicates...