./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1 --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 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:53:24,817 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:53:24,871 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 10:53:24,876 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:53:24,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:53:24,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:53:24,897 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:53:24,897 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:53:24,897 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:53:24,897 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:53:24,898 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:53:24,898 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:53:24,898 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:53:24,898 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:53:24,898 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:53:24,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:53:24,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:53:24,899 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:53:24,899 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 10:53:24,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:53:24,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:53:24,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:53:24,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:53:24,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:53:24,899 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:53:24,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:53:24,899 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:53:24,900 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:53:24,900 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:53:24,900 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:53:24,900 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:53:24,900 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:53:24,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:53:24,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:53:24,900 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:53:24,900 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:53:24,901 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:53:24,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:53:24,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:53:24,901 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:53:24,901 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:53:24,901 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:53:24,901 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 10:53:24,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 10:53:24,901 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:53:24,901 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:53:24,902 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:53:24,902 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:53:24,902 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1 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 -> 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 [2024-12-02 10:53:25,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:53:25,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:53:25,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:53:25,117 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:53:25,117 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:53:25,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2024-12-02 10:53:27,697 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/data/cd0b8600c/7d7cfa91352347d0a97d21d7df7ca81a/FLAGab04a7958 [2024-12-02 10:53:27,959 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:53:27,959 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2024-12-02 10:53:27,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/data/cd0b8600c/7d7cfa91352347d0a97d21d7df7ca81a/FLAGab04a7958 [2024-12-02 10:53:28,279 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/data/cd0b8600c/7d7cfa91352347d0a97d21d7df7ca81a [2024-12-02 10:53:28,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:53:28,282 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:53:28,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:53:28,284 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:53:28,288 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:53:28,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@612a1029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28, skipping insertion in model container [2024-12-02 10:53:28,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,308 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:53:28,433 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-12-02 10:53:28,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:53:28,492 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:53:28,499 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-12-02 10:53:28,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:53:28,537 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:53:28,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28 WrapperNode [2024-12-02 10:53:28,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:53:28,538 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:53:28,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:53:28,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:53:28,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,554 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,577 INFO L138 Inliner]: procedures = 29, calls = 39, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 155 [2024-12-02 10:53:28,578 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:53:28,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:53:28,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:53:28,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:53:28,584 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,588 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,604 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]. [2024-12-02 10:53:28,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,614 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,627 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:53:28,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:53:28,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:53:28,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:53:28,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (1/1) ... [2024-12-02 10:53:28,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:53:28,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:53:28,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:53:28,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:53:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:53:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:53:28,674 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:53:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 10:53:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:53:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:53:28,752 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:53:28,754 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:53:29,016 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-02 10:53:29,017 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:53:29,024 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:53:29,025 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:53:29,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:53:29 BoogieIcfgContainer [2024-12-02 10:53:29,025 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:53:29,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:53:29,027 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:53:29,031 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:53:29,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:53:28" (1/3) ... [2024-12-02 10:53:29,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2454b836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:53:29, skipping insertion in model container [2024-12-02 10:53:29,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:28" (2/3) ... [2024-12-02 10:53:29,032 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2454b836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:53:29, skipping insertion in model container [2024-12-02 10:53:29,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:53:29" (3/3) ... [2024-12-02 10:53:29,033 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-5.i [2024-12-02 10:53:29,043 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:53:29,045 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_functionizing_file-5.i that has 2 procedures, 69 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:53:29,085 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:53:29,094 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;@1efbb5f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:53:29,095 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:53:29,098 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 10:53:29,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-12-02 10:53:29,107 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:53:29,107 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:53:29,108 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:53:29,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:53:29,112 INFO L85 PathProgramCache]: Analyzing trace with hash -691962204, now seen corresponding path program 1 times [2024-12-02 10:53:29,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:53:29,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137959728] [2024-12-02 10:53:29,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:53:29,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:53:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:53:29,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-12-02 10:53:29,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:53:29,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137959728] [2024-12-02 10:53:29,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137959728] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:53:29,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592597796] [2024-12-02 10:53:29,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:53:29,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:53:29,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:53:29,370 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:53:29,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 10:53:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:53:29,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:53:29,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:53:29,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-12-02 10:53:29,551 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:53:29,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [592597796] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:53:29,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:53:29,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 10:53:29,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646181541] [2024-12-02 10:53:29,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:53:29,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:53:29,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:53:29,569 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:53:29,569 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:53:29,571 INFO L87 Difference]: Start difference. First operand has 69 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 10:53:29,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:53:29,588 INFO L93 Difference]: Finished difference Result 131 states and 221 transitions. [2024-12-02 10:53:29,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:53:29,589 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2024-12-02 10:53:29,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:53:29,594 INFO L225 Difference]: With dead ends: 131 [2024-12-02 10:53:29,594 INFO L226 Difference]: Without dead ends: 65 [2024-12-02 10:53:29,597 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:53:29,599 INFO L435 NwaCegarLoop]: 94 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, 94 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 [2024-12-02 10:53:29,600 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:53:29,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2024-12-02 10:53:29,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2024-12-02 10:53:29,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 10:53:29,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 94 transitions. [2024-12-02 10:53:29,630 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 94 transitions. Word has length 148 [2024-12-02 10:53:29,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:53:29,630 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 94 transitions. [2024-12-02 10:53:29,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 10:53:29,630 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2024-12-02 10:53:29,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-12-02 10:53:29,633 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:53:29,633 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:53:29,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 10:53:29,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 10:53:29,834 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:53:29,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:53:29,835 INFO L85 PathProgramCache]: Analyzing trace with hash -296456850, now seen corresponding path program 1 times [2024-12-02 10:53:29,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:53:29,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468735537] [2024-12-02 10:53:29,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:53:29,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:53:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:53:31,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-12-02 10:53:31,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:53:31,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468735537] [2024-12-02 10:53:31,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468735537] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:53:31,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77123111] [2024-12-02 10:53:31,079 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:53:31,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:53:31,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:53:31,081 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:53:31,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 10:53:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:53:31,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-02 10:53:31,335 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:53:31,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-12-02 10:53:31,973 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:53:32,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-12-02 10:53:32,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [77123111] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:53:32,474 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:53:32,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-12-02 10:53:32,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244662865] [2024-12-02 10:53:32,475 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:53:32,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-12-02 10:53:32,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:53:32,477 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-12-02 10:53:32,477 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-12-02 10:53:32,477 INFO L87 Difference]: Start difference. First operand 65 states and 94 transitions. Second operand has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 3 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2024-12-02 10:53:33,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:53:33,105 INFO L93 Difference]: Finished difference Result 176 states and 241 transitions. [2024-12-02 10:53:33,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 10:53:33,106 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 3 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 148 [2024-12-02 10:53:33,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:53:33,108 INFO L225 Difference]: With dead ends: 176 [2024-12-02 10:53:33,108 INFO L226 Difference]: Without dead ends: 114 [2024-12-02 10:53:33,109 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=189, Invalid=461, Unknown=0, NotChecked=0, Total=650 [2024-12-02 10:53:33,110 INFO L435 NwaCegarLoop]: 75 mSDtfsCounter, 108 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 603 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:53:33,110 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 408 Invalid, 621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 603 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 10:53:33,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-12-02 10:53:33,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 93. [2024-12-02 10:53:33,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 64 states have (on average 1.21875) internal successors, (78), 65 states have internal predecessors, (78), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2024-12-02 10:53:33,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2024-12-02 10:53:33,127 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 148 [2024-12-02 10:53:33,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:53:33,128 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2024-12-02 10:53:33,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 3 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2024-12-02 10:53:33,128 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2024-12-02 10:53:33,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-12-02 10:53:33,130 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:53:33,130 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:53:33,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 10:53:33,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:53:33,331 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:53:33,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:53:33,332 INFO L85 PathProgramCache]: Analyzing trace with hash -883262864, now seen corresponding path program 1 times [2024-12-02 10:53:33,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:53:33,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725850107] [2024-12-02 10:53:33,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:53:33,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:53:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 10:53:33,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [33359742] [2024-12-02 10:53:33,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:53:33,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:53:33,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:53:33,452 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:53:33,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 10:53:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:53:33,706 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 10:53:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:53:33,814 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 10:53:33,814 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 10:53:33,815 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 10:53:33,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 10:53:34,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-12-02 10:53:34,019 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-12-02 10:53:34,082 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 10:53:34,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:53:34 BoogieIcfgContainer [2024-12-02 10:53:34,085 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 10:53:34,086 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 10:53:34,086 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 10:53:34,086 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 10:53:34,087 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:53:29" (3/4) ... [2024-12-02 10:53:34,088 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 10:53:34,089 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 10:53:34,090 INFO L158 Benchmark]: Toolchain (without parser) took 5807.53ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 118.1MB in the beginning and 148.4MB in the end (delta: -30.3MB). Peak memory consumption was 125.9MB. Max. memory is 16.1GB. [2024-12-02 10:53:34,090 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:53:34,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.31ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 103.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 10:53:34,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.28ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 99.3MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:53:34,091 INFO L158 Benchmark]: Boogie Preprocessor took 49.19ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 91.8MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:53:34,091 INFO L158 Benchmark]: RCFGBuilder took 397.47ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 68.9MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 10:53:34,091 INFO L158 Benchmark]: TraceAbstraction took 5058.00ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 68.4MB in the beginning and 148.5MB in the end (delta: -80.1MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2024-12-02 10:53:34,092 INFO L158 Benchmark]: Witness Printer took 3.32ms. Allocated memory is still 302.0MB. Free memory was 148.5MB in the beginning and 148.4MB in the end (delta: 37.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:53:34,093 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 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.31ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 103.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.28ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 99.3MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.19ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 91.8MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 397.47ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 68.9MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 5058.00ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 68.4MB in the beginning and 148.5MB in the end (delta: -80.1MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Witness Printer took 3.32ms. Allocated memory is still 302.0MB. Free memory was 148.5MB in the beginning and 148.4MB in the end (delta: 37.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 79, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 104, overapproximation of someBinaryFLOATComparisonOperation at line 132, overapproximation of someBinaryDOUBLEComparisonOperation at line 120, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 132, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 122. Possible FailurePath: [L24] unsigned char isInitial = 0; [L25] unsigned char var_1_1 = 10; [L26] unsigned short int var_1_2 = 10; [L27] signed long int var_1_3 = 4; [L28] unsigned char var_1_4 = 128; [L29] unsigned char var_1_5 = 1; [L30] unsigned long int var_1_6 = 5; [L31] float var_1_7 = 2.98; [L32] float var_1_8 = 8.5; [L33] unsigned char var_1_9 = 0; [L34] unsigned char var_1_10 = 64; [L35] unsigned char var_1_11 = 64; [L36] unsigned short int var_1_12 = 25; [L37] signed long int var_1_13 = 256; [L38] unsigned short int var_1_14 = 31408; [L39] double var_1_15 = 64.375; [L40] double var_1_16 = 10.85; [L41] double var_1_17 = 128.8; [L42] double var_1_18 = 2.6; [L43] unsigned char var_1_19 = 0; [L44] unsigned char var_1_20 = 0; [L45] signed short int var_1_21 = -64; VAL [isInitial=0, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_2=10, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L136] isInitial = 1 [L137] FCALL initially() [L139] FCALL updateLastVariables() [L140] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L92] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L93] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L94] var_1_3 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L95] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L96] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L96] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L97] var_1_4 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L98] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L99] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L99] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L100] var_1_5 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L101] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L102] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L102] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L103] var_1_7 = __VERIFIER_nondet_float() [L104] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_8=17/2, var_1_9=0] [L104] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_8=17/2, var_1_9=0] [L105] var_1_8 = __VERIFIER_nondet_float() [L106] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L106] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L107] var_1_10 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L108] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L109] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L109] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L110] var_1_11 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_11 >= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L111] RET assume_abort_if_not(var_1_11 >= 64) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L112] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L112] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L113] var_1_13 = __VERIFIER_nondet_long() [L114] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L114] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L115] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L115] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L116] var_1_14 = __VERIFIER_nondet_ushort() [L117] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L117] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L118] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L118] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L119] var_1_16 = __VERIFIER_nondet_double() [L120] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L120] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L121] var_1_17 = __VERIFIER_nondet_double() [L122] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L122] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L123] var_1_18 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L124] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L125] var_1_20 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L126] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L127] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L127] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L140] RET updateVariables() [L141] CALL step() [L62] CALL functionized0(var_1_3) [L47] return (((- 64) + var_1_2) == functionized0_localFunctionVar0); VAL [\result=0, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L62] RET functionized0(var_1_3) [L62] COND FALSE !(functionized0(var_1_3)) [L65] var_1_1 = (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L67] COND FALSE !(var_1_1 > var_1_4) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L72] CALL functionized1(var_1_5, var_1_2) [L50] COND TRUE functionized1_localFunctionVar0 == (functionized1_localFunctionVar1 / var_1_4) [L51] var_1_9 = ((((functionized1_localFunctionVar0) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (functionized1_localFunctionVar0) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L72] RET functionized1(var_1_5, var_1_2) [L73] COND FALSE !(((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) <= ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4)))) [L76] var_1_12 = var_1_9 VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L78] COND TRUE (~ (var_1_5 * var_1_12)) <= var_1_9 [L79] var_1_15 = (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L83] COND FALSE !(var_1_4 < var_1_3) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L88] var_1_21 = var_1_10 VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=63, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L141] RET step() [L142] CALL, EXPR property() [L132-L133] return (((((((((- 64) + var_1_2) == var_1_3) ? (var_1_1 == ((unsigned char) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5))) : (var_1_1 == ((unsigned char) (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64)))) && ((var_1_1 > var_1_4) ? (((- var_1_7) < var_1_8) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_2 / var_1_4)) ? (var_1_9 == ((unsigned char) ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && ((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) <= ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4)))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) : (var_1_12 == ((unsigned short int) var_1_9)))) && (((~ (var_1_5 * var_1_12)) <= var_1_9) ? (var_1_15 == ((double) (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))))) : (var_1_15 == ((double) ((((((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) < (var_1_18)) ? (((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) : (var_1_18))))))) && ((var_1_4 < var_1_3) ? ((var_1_9 > var_1_2) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; VAL [\result=0, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=63, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L142] RET, EXPR property() [L142] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=63, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L19] reach_error() VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=63, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.9s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 116 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 108 mSDsluCounter, 502 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 333 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 603 IncrementalHoareTripleChecker+Invalid, 621 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 169 mSDtfsCounter, 603 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 459 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=2, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 21 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 888 NumberOfCodeBlocks, 888 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 735 ConstructedInterpolants, 0 QuantifiedInterpolants, 1674 SizeOfPredicates, 5 NumberOfNonLiveVariables, 678 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 4854/5060 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 10:53:34,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1 --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 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:53:36,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:53:36,101 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 10:53:36,107 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:53:36,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:53:36,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:53:36,129 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:53:36,129 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:53:36,130 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:53:36,130 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:53:36,130 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:53:36,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:53:36,130 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:53:36,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:53:36,131 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:53:36,131 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:53:36,131 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:53:36,131 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:53:36,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:53:36,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:53:36,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:53:36,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:53:36,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:53:36,132 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 10:53:36,132 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 10:53:36,132 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 10:53:36,132 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:53:36,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:53:36,132 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:53:36,132 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:53:36,132 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:53:36,132 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:53:36,132 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:53:36,133 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:53:36,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:53:36,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:53:36,133 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:53:36,133 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:53:36,133 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:53:36,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:53:36,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:53:36,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:53:36,134 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:53:36,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:53:36,134 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 10:53:36,134 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 10:53:36,134 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:53:36,134 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:53:36,134 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:53:36,134 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:53:36,134 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1 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 -> 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 [2024-12-02 10:53:36,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:53:36,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:53:36,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:53:36,358 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:53:36,358 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:53:36,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2024-12-02 10:53:38,996 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/data/abb143caf/9cc916babf1e4fb79491be33309eb602/FLAG9f5ad00b5 [2024-12-02 10:53:39,198 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:53:39,199 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2024-12-02 10:53:39,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/data/abb143caf/9cc916babf1e4fb79491be33309eb602/FLAG9f5ad00b5 [2024-12-02 10:53:39,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/data/abb143caf/9cc916babf1e4fb79491be33309eb602 [2024-12-02 10:53:39,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:53:39,552 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:53:39,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:53:39,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:53:39,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:53:39,558 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,559 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530dd12f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39, skipping insertion in model container [2024-12-02 10:53:39,559 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,574 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:53:39,692 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-12-02 10:53:39,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:53:39,755 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:53:39,763 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-12-02 10:53:39,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:53:39,807 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:53:39,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39 WrapperNode [2024-12-02 10:53:39,807 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:53:39,808 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:53:39,808 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:53:39,808 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:53:39,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,823 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,845 INFO L138 Inliner]: procedures = 30, calls = 39, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 152 [2024-12-02 10:53:39,846 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:53:39,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:53:39,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:53:39,846 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:53:39,853 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,856 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,869 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]. [2024-12-02 10:53:39,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,879 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,888 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,891 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:53:39,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:53:39,892 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:53:39,892 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:53:39,893 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (1/1) ... [2024-12-02 10:53:39,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:53:39,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:53:39,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:53:39,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:53:39,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:53:39,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 10:53:39,941 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:53:39,941 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:53:39,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:53:39,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:53:40,008 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:53:40,009 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:53:40,535 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-02 10:53:40,535 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:53:40,545 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:53:40,545 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:53:40,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:53:40 BoogieIcfgContainer [2024-12-02 10:53:40,545 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:53:40,547 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:53:40,547 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:53:40,550 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:53:40,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:53:39" (1/3) ... [2024-12-02 10:53:40,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@751d737f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:53:40, skipping insertion in model container [2024-12-02 10:53:40,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:39" (2/3) ... [2024-12-02 10:53:40,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@751d737f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:53:40, skipping insertion in model container [2024-12-02 10:53:40,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:53:40" (3/3) ... [2024-12-02 10:53:40,552 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-5.i [2024-12-02 10:53:40,562 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:53:40,563 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_functionizing_file-5.i that has 2 procedures, 69 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:53:40,603 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:53:40,613 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;@3527a790, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:53:40,613 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:53:40,616 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 10:53:40,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-12-02 10:53:40,625 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:53:40,626 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:53:40,626 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:53:40,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:53:40,630 INFO L85 PathProgramCache]: Analyzing trace with hash -691962204, now seen corresponding path program 1 times [2024-12-02 10:53:40,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:53:40,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [992911300] [2024-12-02 10:53:40,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:53:40,639 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 [2024-12-02 10:53:40,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:53:40,642 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:53:40,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:53:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:53:40,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:53:40,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:53:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-12-02 10:53:40,986 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:53:40,986 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:53:40,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [992911300] [2024-12-02 10:53:40,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [992911300] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:53:40,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:53:40,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:53:40,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854509856] [2024-12-02 10:53:40,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:53:40,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:53:40,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:53:41,010 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:53:41,011 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:53:41,013 INFO L87 Difference]: Start difference. First operand has 69 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 10:53:41,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:53:41,036 INFO L93 Difference]: Finished difference Result 131 states and 221 transitions. [2024-12-02 10:53:41,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:53:41,038 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2024-12-02 10:53:41,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:53:41,044 INFO L225 Difference]: With dead ends: 131 [2024-12-02 10:53:41,044 INFO L226 Difference]: Without dead ends: 65 [2024-12-02 10:53:41,047 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:53:41,049 INFO L435 NwaCegarLoop]: 94 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, 94 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 [2024-12-02 10:53:41,050 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:53:41,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2024-12-02 10:53:41,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2024-12-02 10:53:41,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 10:53:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 94 transitions. [2024-12-02 10:53:41,089 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 94 transitions. Word has length 148 [2024-12-02 10:53:41,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:53:41,090 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 94 transitions. [2024-12-02 10:53:41,090 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 10:53:41,090 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2024-12-02 10:53:41,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-12-02 10:53:41,094 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:53:41,094 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:53:41,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:53:41,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:53:41,295 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:53:41,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:53:41,295 INFO L85 PathProgramCache]: Analyzing trace with hash -296456850, now seen corresponding path program 1 times [2024-12-02 10:53:41,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:53:41,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1453145232] [2024-12-02 10:53:41,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:53:41,296 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 [2024-12-02 10:53:41,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:53:41,298 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:53:41,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff48a561-01ac-4831-b855-de9d2e152223/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:53:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:53:41,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-02 10:53:41,621 INFO L279 TraceCheckSpWp]: Computing forward predicates...