./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme --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 b3ab8989cae4393a8cbf1c0c6e0a27c5ce2ad38815cddf562090bcf36daabdd7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:03:32,209 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:03:32,335 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 12:03:32,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:03:32,341 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:03:32,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:03:32,376 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:03:32,377 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:03:32,378 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:03:32,383 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:03:32,384 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:03:32,384 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:03:32,385 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:03:32,387 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:03:32,388 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:03:32,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:03:32,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:03:32,389 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:03:32,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:03:32,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:03:32,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:03:32,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:03:32,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:03:32,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:03:32,393 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:03:32,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:03:32,394 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:03:32,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:03:32,410 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:03:32,411 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:03:32,411 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:03:32,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:03:32,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:03:32,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:03:32,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:03:32,413 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:03:32,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 12:03:32,413 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:03:32,414 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:03:32,414 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:03:32,414 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:03:32,415 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:03:32,415 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3ab8989cae4393a8cbf1c0c6e0a27c5ce2ad38815cddf562090bcf36daabdd7 [2023-11-26 12:03:32,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:03:32,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:03:32,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:03:32,820 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:03:32,821 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:03:32,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-26 12:03:35,825 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:03:36,075 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:03:36,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-26 12:03:36,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/data/f5513701f/afb916364e464a1393e80f4598d30c55/FLAGdb7b9ba17 [2023-11-26 12:03:36,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/data/f5513701f/afb916364e464a1393e80f4598d30c55 [2023-11-26 12:03:36,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:03:36,118 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:03:36,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:03:36,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:03:36,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:03:36,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d511de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36, skipping insertion in model container [2023-11-26 12:03:36,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:03:36,333 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i[919,932] [2023-11-26 12:03:36,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:03:36,446 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:03:36,459 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i[919,932] [2023-11-26 12:03:36,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:03:36,520 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:03:36,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36 WrapperNode [2023-11-26 12:03:36,521 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:03:36,522 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:03:36,522 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:03:36,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:03:36,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,602 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 238 [2023-11-26 12:03:36,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:03:36,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:03:36,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:03:36,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:03:36,614 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,619 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,642 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]. [2023-11-26 12:03:36,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,685 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,689 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,712 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:03:36,713 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:03:36,713 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:03:36,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:03:36,714 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (1/1) ... [2023-11-26 12:03:36,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:03:36,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:03:36,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:03:36,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:03:36,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:03:36,881 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 12:03:36,883 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 12:03:36,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 12:03:36,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:03:36,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:03:37,015 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:03:37,017 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:03:37,548 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:03:37,604 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:03:37,605 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 12:03:37,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:03:37 BoogieIcfgContainer [2023-11-26 12:03:37,606 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:03:37,610 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:03:37,610 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:03:37,613 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:03:37,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:03:36" (1/3) ... [2023-11-26 12:03:37,615 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4ae464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:03:37, skipping insertion in model container [2023-11-26 12:03:37,615 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:36" (2/3) ... [2023-11-26 12:03:37,616 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4ae464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:03:37, skipping insertion in model container [2023-11-26 12:03:37,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:03:37" (3/3) ... [2023-11-26 12:03:37,618 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-26 12:03:37,634 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:03:37,634 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 12:03:37,679 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:03:37,685 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6b3ef9bf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:03:37,685 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 12:03:37,689 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 57 states have (on average 1.5614035087719298) internal successors, (89), 58 states have internal predecessors, (89), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:03:37,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-26 12:03:37,707 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:03:37,708 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:03:37,709 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:03:37,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:03:37,714 INFO L85 PathProgramCache]: Analyzing trace with hash 2046796130, now seen corresponding path program 1 times [2023-11-26 12:03:37,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:03:37,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072193912] [2023-11-26 12:03:37,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:37,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:03:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:03:37,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:03:37,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072193912] [2023-11-26 12:03:37,994 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 12:03:37,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [416564273] [2023-11-26 12:03:37,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:37,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:37,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:03:38,000 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:03:38,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 12:03:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:03:38,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 12:03:38,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:03:38,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-26 12:03:38,385 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:03:38,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [416564273] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:03:38,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:03:38,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:03:38,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332404676] [2023-11-26 12:03:38,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:03:38,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 12:03:38,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:03:38,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 12:03:38,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:03:38,434 INFO L87 Difference]: Start difference. First operand has 92 states, 57 states have (on average 1.5614035087719298) internal successors, (89), 58 states have internal predecessors, (89), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-26 12:03:38,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:03:38,479 INFO L93 Difference]: Finished difference Result 181 states and 336 transitions. [2023-11-26 12:03:38,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 12:03:38,485 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 198 [2023-11-26 12:03:38,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:03:38,494 INFO L225 Difference]: With dead ends: 181 [2023-11-26 12:03:38,494 INFO L226 Difference]: Without dead ends: 90 [2023-11-26 12:03:38,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:03:38,502 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 12:03:38,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 144 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 12:03:38,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-26 12:03:38,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-26 12:03:38,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 56 states have internal predecessors, (83), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:03:38,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 147 transitions. [2023-11-26 12:03:38,558 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 147 transitions. Word has length 198 [2023-11-26 12:03:38,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:03:38,558 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 147 transitions. [2023-11-26 12:03:38,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-26 12:03:38,559 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2023-11-26 12:03:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-26 12:03:38,565 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:03:38,565 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:03:38,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-26 12:03:38,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-26 12:03:38,775 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:03:38,776 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:03:38,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1917154588, now seen corresponding path program 1 times [2023-11-26 12:03:38,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:03:38,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44781924] [2023-11-26 12:03:38,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:38,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:03:38,879 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:03:38,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [857200471] [2023-11-26 12:03:38,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:38,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:38,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:03:38,882 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:03:38,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 12:03:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:03:39,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 12:03:39,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:03:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-26 12:03:39,137 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:03:39,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:03:39,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44781924] [2023-11-26 12:03:39,138 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 12:03:39,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857200471] [2023-11-26 12:03:39,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857200471] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:03:39,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:03:39,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 12:03:39,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181480304] [2023-11-26 12:03:39,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:03:39,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:03:39,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:03:39,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:03:39,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:03:39,143 INFO L87 Difference]: Start difference. First operand 90 states and 147 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-26 12:03:39,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:03:39,179 INFO L93 Difference]: Finished difference Result 178 states and 291 transitions. [2023-11-26 12:03:39,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:03:39,180 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 198 [2023-11-26 12:03:39,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:03:39,184 INFO L225 Difference]: With dead ends: 178 [2023-11-26 12:03:39,184 INFO L226 Difference]: Without dead ends: 89 [2023-11-26 12:03:39,186 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:03:39,187 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 37 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 12:03:39,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 242 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 12:03:39,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-26 12:03:39,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-26 12:03:39,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 55 states have internal predecessors, (80), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:03:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 144 transitions. [2023-11-26 12:03:39,206 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 144 transitions. Word has length 198 [2023-11-26 12:03:39,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:03:39,208 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 144 transitions. [2023-11-26 12:03:39,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-26 12:03:39,209 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 144 transitions. [2023-11-26 12:03:39,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-26 12:03:39,213 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:03:39,213 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:03:39,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 12:03:39,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-26 12:03:39,421 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:03:39,422 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:03:39,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1063250404, now seen corresponding path program 1 times [2023-11-26 12:03:39,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:03:39,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502078108] [2023-11-26 12:03:39,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:39,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:03:39,487 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:03:39,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1276406432] [2023-11-26 12:03:39,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:39,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:39,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:03:39,491 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:03:39,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 12:03:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:03:39,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 12:03:39,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:03:39,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-26 12:03:39,969 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:03:40,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-26 12:03:40,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:03:40,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502078108] [2023-11-26 12:03:40,262 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 12:03:40,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276406432] [2023-11-26 12:03:40,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1276406432] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 12:03:40,262 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 12:03:40,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-26 12:03:40,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309608494] [2023-11-26 12:03:40,263 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 12:03:40,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 12:03:40,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:03:40,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 12:03:40,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:03:40,268 INFO L87 Difference]: Start difference. First operand 89 states and 144 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-26 12:03:40,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:03:40,629 INFO L93 Difference]: Finished difference Result 185 states and 294 transitions. [2023-11-26 12:03:40,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-26 12:03:40,630 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 198 [2023-11-26 12:03:40,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:03:40,633 INFO L225 Difference]: With dead ends: 185 [2023-11-26 12:03:40,633 INFO L226 Difference]: Without dead ends: 97 [2023-11-26 12:03:40,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 388 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-26 12:03:40,636 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 74 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 12:03:40,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 225 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 12:03:40,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-26 12:03:40,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 93. [2023-11-26 12:03:40,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 58 states have (on average 1.3620689655172413) internal successors, (79), 58 states have internal predecessors, (79), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:03:40,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 143 transitions. [2023-11-26 12:03:40,656 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 143 transitions. Word has length 198 [2023-11-26 12:03:40,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:03:40,657 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 143 transitions. [2023-11-26 12:03:40,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-26 12:03:40,658 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 143 transitions. [2023-11-26 12:03:40,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-26 12:03:40,662 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:03:40,662 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:03:40,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 12:03:40,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:40,869 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:03:40,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:03:40,870 INFO L85 PathProgramCache]: Analyzing trace with hash -1361203567, now seen corresponding path program 1 times [2023-11-26 12:03:40,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:03:40,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258755329] [2023-11-26 12:03:40,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:40,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:03:40,914 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:03:40,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [776248491] [2023-11-26 12:03:40,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:40,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:40,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:03:40,916 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:03:40,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 12:03:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:03:41,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 12:03:41,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:03:41,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-26 12:03:41,140 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:03:41,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:03:41,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258755329] [2023-11-26 12:03:41,140 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 12:03:41,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [776248491] [2023-11-26 12:03:41,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [776248491] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:03:41,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:03:41,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 12:03:41,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323962910] [2023-11-26 12:03:41,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:03:41,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 12:03:41,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:03:41,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 12:03:41,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 12:03:41,148 INFO L87 Difference]: Start difference. First operand 93 states and 143 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-26 12:03:41,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:03:41,328 INFO L93 Difference]: Finished difference Result 189 states and 288 transitions. [2023-11-26 12:03:41,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 12:03:41,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 199 [2023-11-26 12:03:41,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:03:41,332 INFO L225 Difference]: With dead ends: 189 [2023-11-26 12:03:41,332 INFO L226 Difference]: Without dead ends: 97 [2023-11-26 12:03:41,333 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:03:41,335 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 120 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 12:03:41,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 177 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 12:03:41,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-26 12:03:41,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2023-11-26 12:03:41,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 61 states have (on average 1.3278688524590163) internal successors, (81), 61 states have internal predecessors, (81), 32 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:03:41,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 145 transitions. [2023-11-26 12:03:41,356 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 145 transitions. Word has length 199 [2023-11-26 12:03:41,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:03:41,358 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 145 transitions. [2023-11-26 12:03:41,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-26 12:03:41,359 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2023-11-26 12:03:41,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-26 12:03:41,362 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:03:41,363 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:03:41,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-26 12:03:41,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:41,571 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:03:41,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:03:41,572 INFO L85 PathProgramCache]: Analyzing trace with hash 499225545, now seen corresponding path program 1 times [2023-11-26 12:03:41,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:03:41,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575181131] [2023-11-26 12:03:41,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:41,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:03:41,609 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:03:41,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1156051659] [2023-11-26 12:03:41,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:41,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:41,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:03:41,611 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:03:41,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 12:03:41,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:03:41,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-26 12:03:41,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:03:42,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1062 proven. 114 refuted. 0 times theorem prover too weak. 808 trivial. 0 not checked. [2023-11-26 12:03:42,460 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:03:42,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 66 proven. 117 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-11-26 12:03:42,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:03:42,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575181131] [2023-11-26 12:03:42,929 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 12:03:42,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1156051659] [2023-11-26 12:03:42,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1156051659] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 12:03:42,929 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 12:03:42,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2023-11-26 12:03:42,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265573878] [2023-11-26 12:03:42,930 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 12:03:42,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-26 12:03:42,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:03:42,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-26 12:03:42,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2023-11-26 12:03:42,933 INFO L87 Difference]: Start difference. First operand 97 states and 145 transitions. Second operand has 14 states, 14 states have (on average 6.142857142857143) internal successors, (86), 14 states have internal predecessors, (86), 5 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 5 states have call predecessors, (54), 5 states have call successors, (54) [2023-11-26 12:03:43,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:03:43,428 INFO L93 Difference]: Finished difference Result 211 states and 305 transitions. [2023-11-26 12:03:43,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-26 12:03:43,430 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.142857142857143) internal successors, (86), 14 states have internal predecessors, (86), 5 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 5 states have call predecessors, (54), 5 states have call successors, (54) Word has length 200 [2023-11-26 12:03:43,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:03:43,432 INFO L225 Difference]: With dead ends: 211 [2023-11-26 12:03:43,433 INFO L226 Difference]: Without dead ends: 115 [2023-11-26 12:03:43,434 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 386 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=148, Invalid=272, Unknown=0, NotChecked=0, Total=420 [2023-11-26 12:03:43,435 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 156 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-26 12:03:43,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 341 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-26 12:03:43,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-11-26 12:03:43,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 105. [2023-11-26 12:03:43,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 67 states have (on average 1.2835820895522387) internal successors, (86), 67 states have internal predecessors, (86), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:03:43,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 150 transitions. [2023-11-26 12:03:43,458 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 150 transitions. Word has length 200 [2023-11-26 12:03:43,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:03:43,459 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 150 transitions. [2023-11-26 12:03:43,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.142857142857143) internal successors, (86), 14 states have internal predecessors, (86), 5 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 5 states have call predecessors, (54), 5 states have call successors, (54) [2023-11-26 12:03:43,460 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2023-11-26 12:03:43,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-26 12:03:43,463 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:03:43,463 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:03:43,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-26 12:03:43,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:43,671 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:03:43,671 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:03:43,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1407069430, now seen corresponding path program 1 times [2023-11-26 12:03:43,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:03:43,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338696339] [2023-11-26 12:03:43,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:43,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:03:43,741 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:03:43,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [414612799] [2023-11-26 12:03:43,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:43,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:43,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:03:43,745 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:03:43,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-26 12:03:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:03:44,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-26 12:03:44,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:03:45,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1408 proven. 192 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2023-11-26 12:03:45,521 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:03:48,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:03:48,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338696339] [2023-11-26 12:03:48,267 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 12:03:48,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414612799] [2023-11-26 12:03:48,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [414612799] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:03:48,267 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-26 12:03:48,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2023-11-26 12:03:48,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336414619] [2023-11-26 12:03:48,268 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-26 12:03:48,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-26 12:03:48,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:03:48,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-26 12:03:48,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=504, Unknown=0, NotChecked=0, Total=650 [2023-11-26 12:03:48,271 INFO L87 Difference]: Start difference. First operand 105 states and 150 transitions. Second operand has 17 states, 17 states have (on average 4.0) internal successors, (68), 16 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 9 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2023-11-26 12:03:49,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:03:49,774 INFO L93 Difference]: Finished difference Result 313 states and 412 transitions. [2023-11-26 12:03:49,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-26 12:03:49,774 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.0) internal successors, (68), 16 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 9 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) Word has length 201 [2023-11-26 12:03:49,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:03:49,777 INFO L225 Difference]: With dead ends: 313 [2023-11-26 12:03:49,777 INFO L226 Difference]: Without dead ends: 209 [2023-11-26 12:03:49,779 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 307 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 576 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=589, Invalid=1861, Unknown=0, NotChecked=0, Total=2450 [2023-11-26 12:03:49,780 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 138 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 831 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-26 12:03:49,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 545 Invalid, 912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 831 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-26 12:03:49,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-11-26 12:03:49,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 172. [2023-11-26 12:03:49,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 107 states have (on average 1.1682242990654206) internal successors, (125), 108 states have internal predecessors, (125), 49 states have call successors, (49), 15 states have call predecessors, (49), 15 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-26 12:03:49,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 223 transitions. [2023-11-26 12:03:49,840 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 223 transitions. Word has length 201 [2023-11-26 12:03:49,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:03:49,842 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 223 transitions. [2023-11-26 12:03:49,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.0) internal successors, (68), 16 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 9 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2023-11-26 12:03:49,842 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 223 transitions. [2023-11-26 12:03:49,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-26 12:03:49,845 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:03:49,845 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:03:49,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-26 12:03:50,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:50,052 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:03:50,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:03:50,053 INFO L85 PathProgramCache]: Analyzing trace with hash 218225715, now seen corresponding path program 1 times [2023-11-26 12:03:50,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:03:50,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772108296] [2023-11-26 12:03:50,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:50,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:03:50,122 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:03:50,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1332397148] [2023-11-26 12:03:50,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:03:50,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:50,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:03:50,123 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:03:50,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-26 12:03:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:03:50,333 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:03:50,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:03:50,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:03:50,936 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 12:03:50,937 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 12:03:50,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-26 12:03:51,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:03:51,143 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:03:51,147 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 12:03:51,283 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-26 12:03:51,284 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-26 12:03:51,284 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-26 12:03:51,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:03:51 BoogieIcfgContainer [2023-11-26 12:03:51,339 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 12:03:51,343 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 12:03:51,344 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 12:03:51,344 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 12:03:51,344 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:03:37" (3/4) ... [2023-11-26 12:03:51,347 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 12:03:51,348 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 12:03:51,349 INFO L158 Benchmark]: Toolchain (without parser) took 15230.54ms. Allocated memory was 172.0MB in the beginning and 255.9MB in the end (delta: 83.9MB). Free memory was 141.5MB in the beginning and 106.0MB in the end (delta: 35.4MB). Peak memory consumption was 119.3MB. Max. memory is 16.1GB. [2023-11-26 12:03:51,349 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory was 106.3MB in the beginning and 106.1MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:03:51,350 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.11ms. Allocated memory is still 172.0MB. Free memory was 141.2MB in the beginning and 131.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2023-11-26 12:03:51,350 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.69ms. Allocated memory is still 172.0MB. Free memory was 131.0MB in the beginning and 126.3MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 12:03:51,352 INFO L158 Benchmark]: Boogie Preprocessor took 109.41ms. Allocated memory is still 172.0MB. Free memory was 126.3MB in the beginning and 120.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 12:03:51,352 INFO L158 Benchmark]: RCFGBuilder took 892.85ms. Allocated memory is still 172.0MB. Free memory was 120.2MB in the beginning and 109.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 12:03:51,353 INFO L158 Benchmark]: TraceAbstraction took 13733.29ms. Allocated memory was 172.0MB in the beginning and 255.9MB in the end (delta: 83.9MB). Free memory was 109.5MB in the beginning and 106.0MB in the end (delta: 3.5MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. [2023-11-26 12:03:51,353 INFO L158 Benchmark]: Witness Printer took 5.01ms. Allocated memory is still 255.9MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:03:51,356 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory was 106.3MB in the beginning and 106.1MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.11ms. Allocated memory is still 172.0MB. Free memory was 141.2MB in the beginning and 131.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.69ms. Allocated memory is still 172.0MB. Free memory was 131.0MB in the beginning and 126.3MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.41ms. Allocated memory is still 172.0MB. Free memory was 126.3MB in the beginning and 120.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 892.85ms. Allocated memory is still 172.0MB. Free memory was 120.2MB in the beginning and 109.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 13733.29ms. Allocated memory was 172.0MB in the beginning and 255.9MB in the end (delta: 83.9MB). Free memory was 109.5MB in the beginning and 106.0MB in the end (delta: 3.5MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. * Witness Printer took 5.01ms. Allocated memory is still 255.9MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 198. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 2; [L23] float var_1_2 = 255.5; [L24] float var_1_3 = 99.8; [L25] signed char var_1_4 = -25; [L26] float var_1_6 = 255.25; [L27] unsigned short int var_1_7 = 16; [L28] signed char var_1_8 = -10; [L29] signed char var_1_9 = -8; [L30] unsigned short int var_1_10 = 8; [L31] unsigned short int var_1_11 = 10000; [L32] unsigned short int var_1_12 = 5; [L33] signed short int var_1_13 = 200; [L34] unsigned char var_1_15 = 0; [L35] unsigned short int var_1_16 = 35895; [L36] unsigned short int var_1_17 = 18336; [L37] unsigned char var_1_18 = 0; [L38] signed long int var_1_19 = -50; [L39] unsigned char var_1_20 = 10; [L40] unsigned char var_1_22 = 100; [L41] unsigned char var_1_23 = 16; [L42] signed long int var_1_24 = -256; [L43] unsigned char var_1_25 = 1; [L44] unsigned char var_1_30 = 25; [L45] signed char var_1_32 = 1; [L46] unsigned char var_1_33 = 200; [L47] unsigned char var_1_34 = 64; [L48] unsigned char var_1_35 = 64; [L49] unsigned char var_1_36 = 8; [L50] unsigned short int var_1_37 = 500; [L51] unsigned char var_1_38 = 32; [L52] unsigned short int var_1_39 = 25; [L53] signed char last_1_var_1_8 = -10; [L54] unsigned char last_1_var_1_15 = 0; [L55] signed long int last_1_var_1_19 = -50; [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] CALL updateLastVariables() [L193] last_1_var_1_8 = var_1_8 [L194] last_1_var_1_15 = var_1_15 [L195] last_1_var_1_19 = var_1_19 [L205] RET updateLastVariables() [L206] CALL updateVariables() [L142] var_1_2 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L143] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L144] var_1_3 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L145] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L146] var_1_4 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_4 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L147] RET assume_abort_if_not(var_1_4 >= -127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L148] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L148] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L149] var_1_6 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=16, var_1_8=-10, var_1_9=-8] [L150] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=16, var_1_8=-10, var_1_9=-8] [L151] var_1_7 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_8=-10, var_1_9=-8] [L152] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_8=-10, var_1_9=-8] [L153] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-8] [L153] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-8] [L154] var_1_9 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_9 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L155] RET assume_abort_if_not(var_1_9 >= -127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L156] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L156] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L157] var_1_11 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_11 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L158] RET assume_abort_if_not(var_1_11 >= 8191) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L159] CALL assume_abort_if_not(var_1_11 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L159] RET assume_abort_if_not(var_1_11 <= 16384) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L160] var_1_12 = __VERIFIER_nondet_ushort() [L161] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L161] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L162] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L162] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L163] var_1_16 = __VERIFIER_nondet_ushort() [L164] CALL assume_abort_if_not(var_1_16 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L164] RET assume_abort_if_not(var_1_16 >= 32767) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L165] CALL assume_abort_if_not(var_1_16 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L165] RET assume_abort_if_not(var_1_16 <= 65535) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L166] var_1_17 = __VERIFIER_nondet_ushort() [L167] CALL assume_abort_if_not(var_1_17 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L167] RET assume_abort_if_not(var_1_17 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L168] CALL assume_abort_if_not(var_1_17 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L168] RET assume_abort_if_not(var_1_17 <= 32767) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L169] var_1_18 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L170] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L171] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L171] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L172] var_1_22 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L173] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L174] CALL assume_abort_if_not(var_1_22 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L174] RET assume_abort_if_not(var_1_22 <= 254) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L175] var_1_32 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_32 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L176] RET assume_abort_if_not(var_1_32 >= -128) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L177] CALL assume_abort_if_not(var_1_32 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L177] RET assume_abort_if_not(var_1_32 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L178] CALL assume_abort_if_not(var_1_32 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L178] RET assume_abort_if_not(var_1_32 != 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L179] var_1_33 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_33 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L180] RET assume_abort_if_not(var_1_33 >= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L181] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L181] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L182] var_1_34 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L183] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L184] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L184] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L185] var_1_35 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_35 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L186] RET assume_abort_if_not(var_1_35 >= 63) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L187] CALL assume_abort_if_not(var_1_35 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L187] RET assume_abort_if_not(var_1_35 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L188] var_1_36 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L189] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L190] CALL assume_abort_if_not(var_1_36 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L190] RET assume_abort_if_not(var_1_36 <= 63) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L206] RET updateVariables() [L207] CALL step() [L59] signed long int stepLocal_0 = (((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)); VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L60] COND FALSE !(stepLocal_0 <= last_1_var_1_8) [L67] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L69] COND TRUE (- var_1_7) < (var_1_1 * var_1_4) [L70] var_1_8 = var_1_9 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L72] COND FALSE !((var_1_6 * var_1_2) <= var_1_3) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L79] signed long int stepLocal_1 = var_1_16 - (var_1_17 - 256); VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L80] COND FALSE !(var_1_3 != var_1_6) [L87] var_1_15 = var_1_18 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L89] var_1_10 = (50 + ((var_1_11 + 10000) - var_1_12)) [L90] unsigned short int stepLocal_4 = var_1_1; [L91] signed long int stepLocal_3 = var_1_7 + (128 + var_1_1); [L92] signed long int stepLocal_2 = - var_1_10; VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L93] COND FALSE !(var_1_1 < stepLocal_2) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L98] COND TRUE stepLocal_4 < (((((var_1_10) < (var_1_17)) ? (var_1_10) : (var_1_17))) / var_1_11) [L99] var_1_19 = ((((var_1_7) > (var_1_9)) ? (var_1_7) : (var_1_9))) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L104] COND FALSE !(var_1_7 <= -1) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L107] var_1_23 = var_1_22 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L108] EXPR var_1_22 >> var_1_4 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L108] EXPR var_1_8 & (var_1_22 >> var_1_4) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L108] COND TRUE var_1_13 >= (var_1_8 & (var_1_22 >> var_1_4)) [L109] var_1_24 = (var_1_22 - ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L115] COND TRUE var_1_16 >= (-128 & var_1_11) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L116] COND FALSE !((((((var_1_3) > (var_1_3)) ? (var_1_3) : (var_1_3))) <= var_1_3) && var_1_18) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L122] COND FALSE !(\read(var_1_18)) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L125] COND TRUE ! var_1_15 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L126] COND TRUE (var_1_9 % var_1_32) <= var_1_11 [L127] var_1_30 = (var_1_33 - ((((var_1_34) > ((var_1_35 - var_1_36))) ? (var_1_34) : ((var_1_35 - var_1_36))))) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L131] COND TRUE ((((var_1_1) > (var_1_10)) ? (var_1_1) : (var_1_10))) > var_1_32 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L132] COND TRUE ! var_1_18 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L133] COND FALSE !(\read(var_1_18)) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L138] var_1_38 = var_1_34 [L139] var_1_39 = var_1_11 [L207] RET step() [L208] CALL, EXPR property() [L198-L199] return ((((((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) <= last_1_var_1_8) ? (((- var_1_3) > ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6)))) ? (var_1_1 == ((unsigned short int) var_1_7)) : (var_1_1 == ((unsigned short int) var_1_7))) : (var_1_1 == ((unsigned short int) var_1_7))) && (((- var_1_7) < (var_1_1 * var_1_4)) ? (var_1_8 == ((signed char) var_1_9)) : 1)) && (var_1_10 == ((unsigned short int) (50 + ((var_1_11 + 10000) - var_1_12))))) && (((var_1_6 * var_1_2) <= var_1_3) ? (last_1_var_1_15 ? (var_1_13 == ((signed short int) (-10 + var_1_12))) : (var_1_13 == ((signed short int) var_1_4))) : 1)) && ((var_1_3 != var_1_6) ? ((var_1_13 >= (var_1_16 - (var_1_17 - 256))) ? (var_1_15 == ((unsigned char) var_1_18)) : (var_1_15 == ((unsigned char) var_1_18))) : (var_1_15 == ((unsigned char) var_1_18)))) && ((var_1_1 < (- var_1_10)) ? (((var_1_7 + (128 + var_1_1)) <= last_1_var_1_19) ? (var_1_19 == ((signed long int) var_1_4)) : 1) : ((var_1_1 < (((((var_1_10) < (var_1_17)) ? (var_1_10) : (var_1_17))) / var_1_11)) ? (var_1_19 == ((signed long int) ((((var_1_7) > (var_1_9)) ? (var_1_7) : (var_1_9))))) : (var_1_19 == ((signed long int) var_1_16)))) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=0, var_1_39=9984, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=0, var_1_39=9984, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 92 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.5s, OverallIterations: 7, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 563 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 525 mSDsluCounter, 1674 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 940 mSDsCounter, 213 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1442 IncrementalHoareTripleChecker+Invalid, 1655 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 213 mSolverCounterUnsat, 734 mSDtfsCounter, 1442 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1752 GetRequests, 1671 SyntacticMatches, 1 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 651 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=172occurred in iteration=6, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 51 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 6.4s InterpolantComputationTime, 1595 NumberOfCodeBlocks, 1595 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1584 ConstructedInterpolants, 0 QuantifiedInterpolants, 6343 SizeOfPredicates, 24 NumberOfNonLiveVariables, 2803 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 15371/15872 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-26 12:03:51,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme --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 b3ab8989cae4393a8cbf1c0c6e0a27c5ce2ad38815cddf562090bcf36daabdd7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:03:54,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:03:54,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 12:03:54,228 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:03:54,228 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:03:54,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:03:54,258 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:03:54,259 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:03:54,260 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:03:54,261 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:03:54,261 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:03:54,262 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:03:54,263 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:03:54,264 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:03:54,264 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:03:54,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:03:54,266 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:03:54,267 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:03:54,267 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:03:54,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:03:54,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:03:54,270 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:03:54,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:03:54,271 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 12:03:54,272 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 12:03:54,272 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 12:03:54,273 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:03:54,273 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:03:54,274 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:03:54,275 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:03:54,275 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:03:54,276 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:03:54,276 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:03:54,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:03:54,277 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:03:54,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:03:54,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:03:54,279 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 12:03:54,279 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 12:03:54,280 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:03:54,280 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:03:54,281 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:03:54,282 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:03:54,282 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:03:54,283 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 12:03:54,283 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3ab8989cae4393a8cbf1c0c6e0a27c5ce2ad38815cddf562090bcf36daabdd7 [2023-11-26 12:03:54,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:03:54,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:03:54,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:03:54,746 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:03:54,747 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:03:54,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-26 12:03:57,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:03:58,086 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:03:58,087 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-26 12:03:58,098 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/data/498de2757/daa65de5070d407689f53b4f023833b3/FLAG80ebde7a9 [2023-11-26 12:03:58,116 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/data/498de2757/daa65de5070d407689f53b4f023833b3 [2023-11-26 12:03:58,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:03:58,121 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:03:58,122 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:03:58,123 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:03:58,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:03:58,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53821302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58, skipping insertion in model container [2023-11-26 12:03:58,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,168 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:03:58,369 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i[919,932] [2023-11-26 12:03:58,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:03:58,546 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:03:58,566 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i[919,932] [2023-11-26 12:03:58,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:03:58,641 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:03:58,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58 WrapperNode [2023-11-26 12:03:58,642 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:03:58,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:03:58,643 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:03:58,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:03:58,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,667 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,706 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-26 12:03:58,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:03:58,707 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:03:58,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:03:58,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:03:58,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,733 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,763 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]. [2023-11-26 12:03:58,776 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,816 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,819 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:03:58,843 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:03:58,843 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:03:58,843 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:03:58,844 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (1/1) ... [2023-11-26 12:03:58,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:03:58,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:03:58,886 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:03:58,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:03:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:03:58,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 12:03:58,936 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 12:03:58,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 12:03:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:03:58,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:03:59,043 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:03:59,046 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:04:00,792 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:04:00,858 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:04:00,858 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 12:04:00,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:04:00 BoogieIcfgContainer [2023-11-26 12:04:00,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:04:00,861 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:04:00,862 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:04:00,865 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:04:00,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:03:58" (1/3) ... [2023-11-26 12:04:00,866 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@321f5693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:04:00, skipping insertion in model container [2023-11-26 12:04:00,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58" (2/3) ... [2023-11-26 12:04:00,867 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@321f5693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:04:00, skipping insertion in model container [2023-11-26 12:04:00,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:04:00" (3/3) ... [2023-11-26 12:04:00,869 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-26 12:04:00,891 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:04:00,891 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 12:04:00,967 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:04:00,975 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1437a2ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:04:00,976 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 12:04:00,981 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:04:01,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-26 12:04:01,010 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:04:01,011 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:04:01,011 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:04:01,018 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:04:01,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1685958618, now seen corresponding path program 1 times [2023-11-26 12:04:01,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:04:01,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1969085456] [2023-11-26 12:04:01,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:01,043 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 12:04:01,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:04:01,051 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 12:04:01,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-26 12:04:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:01,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 12:04:01,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:04:01,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 854 proven. 0 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2023-11-26 12:04:01,542 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:04:01,543 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:04:01,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1969085456] [2023-11-26 12:04:01,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1969085456] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:04:01,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:04:01,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:04:01,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083605598] [2023-11-26 12:04:01,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:04:01,567 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 12:04:01,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:04:01,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 12:04:01,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:04:01,602 INFO L87 Difference]: Start difference. First operand has 86 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-26 12:04:02,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:04:02,176 INFO L93 Difference]: Finished difference Result 169 states and 312 transitions. [2023-11-26 12:04:02,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 12:04:02,191 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 196 [2023-11-26 12:04:02,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:04:02,201 INFO L225 Difference]: With dead ends: 169 [2023-11-26 12:04:02,201 INFO L226 Difference]: Without dead ends: 84 [2023-11-26 12:04:02,206 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:04:02,210 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-26 12:04:02,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-26 12:04:02,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-26 12:04:02,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-26 12:04:02,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 50 states have (on average 1.42) internal successors, (71), 50 states have internal predecessors, (71), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:04:02,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 135 transitions. [2023-11-26 12:04:02,270 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 135 transitions. Word has length 196 [2023-11-26 12:04:02,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:04:02,271 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 135 transitions. [2023-11-26 12:04:02,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-26 12:04:02,272 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2023-11-26 12:04:02,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-26 12:04:02,277 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:04:02,277 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:04:02,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-26 12:04:02,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 12:04:02,484 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:04:02,485 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:04:02,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1920396836, now seen corresponding path program 1 times [2023-11-26 12:04:02,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:04:02,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1884144885] [2023-11-26 12:04:02,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:02,488 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 12:04:02,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:04:02,490 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 12:04:02,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:04:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:02,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 12:04:02,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:04:02,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-26 12:04:02,957 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:04:02,957 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:04:02,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1884144885] [2023-11-26 12:04:02,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1884144885] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:04:02,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:04:02,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 12:04:02,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667615601] [2023-11-26 12:04:02,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:04:02,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:04:02,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:04:02,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:04:02,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:04:02,962 INFO L87 Difference]: Start difference. First operand 84 states and 135 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-26 12:04:03,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:04:03,499 INFO L93 Difference]: Finished difference Result 166 states and 267 transitions. [2023-11-26 12:04:03,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:04:03,511 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 196 [2023-11-26 12:04:03,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:04:03,515 INFO L225 Difference]: With dead ends: 166 [2023-11-26 12:04:03,515 INFO L226 Difference]: Without dead ends: 83 [2023-11-26 12:04:03,516 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:04:03,518 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 25 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-26 12:04:03,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 230 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-26 12:04:03,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-26 12:04:03,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-26 12:04:03,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 49 states have internal predecessors, (68), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:04:03,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 132 transitions. [2023-11-26 12:04:03,536 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 132 transitions. Word has length 196 [2023-11-26 12:04:03,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:04:03,538 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 132 transitions. [2023-11-26 12:04:03,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-26 12:04:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2023-11-26 12:04:03,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-26 12:04:03,548 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:04:03,548 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:04:03,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-26 12:04:03,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 12:04:03,757 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:04:03,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:04:03,758 INFO L85 PathProgramCache]: Analyzing trace with hash -688246564, now seen corresponding path program 1 times [2023-11-26 12:04:03,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:04:03,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [42868980] [2023-11-26 12:04:03,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:03,759 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 12:04:03,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:04:03,761 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 12:04:03,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-26 12:04:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:04,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 12:04:04,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:04:04,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-26 12:04:04,480 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:04:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-26 12:04:04,860 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:04:04,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [42868980] [2023-11-26 12:04:04,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [42868980] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 12:04:04,861 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 12:04:04,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-26 12:04:04,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304759561] [2023-11-26 12:04:04,862 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 12:04:04,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 12:04:04,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:04:04,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 12:04:04,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:04:04,866 INFO L87 Difference]: Start difference. First operand 83 states and 132 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-26 12:04:05,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:04:05,910 INFO L93 Difference]: Finished difference Result 173 states and 270 transitions. [2023-11-26 12:04:05,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-26 12:04:05,915 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 196 [2023-11-26 12:04:05,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:04:05,918 INFO L225 Difference]: With dead ends: 173 [2023-11-26 12:04:05,918 INFO L226 Difference]: Without dead ends: 91 [2023-11-26 12:04:05,920 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 384 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-26 12:04:05,921 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 145 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-26 12:04:05,921 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 187 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-26 12:04:05,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-26 12:04:05,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2023-11-26 12:04:05,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.2884615384615385) internal successors, (67), 52 states have internal predecessors, (67), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:04:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 131 transitions. [2023-11-26 12:04:05,940 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 131 transitions. Word has length 196 [2023-11-26 12:04:05,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:04:05,941 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 131 transitions. [2023-11-26 12:04:05,942 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-26 12:04:05,942 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2023-11-26 12:04:05,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-26 12:04:05,945 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:04:05,946 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:04:05,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-26 12:04:06,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 12:04:06,154 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:04:06,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:04:06,154 INFO L85 PathProgramCache]: Analyzing trace with hash 176849920, now seen corresponding path program 1 times [2023-11-26 12:04:06,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:04:06,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [474432035] [2023-11-26 12:04:06,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:06,156 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 12:04:06,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:04:06,157 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 12:04:06,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-26 12:04:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:06,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-26 12:04:06,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:04:06,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-26 12:04:06,831 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:04:07,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-26 12:04:07,135 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:04:07,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [474432035] [2023-11-26 12:04:07,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [474432035] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 12:04:07,135 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 12:04:07,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-26 12:04:07,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073598736] [2023-11-26 12:04:07,136 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 12:04:07,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-26 12:04:07,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:04:07,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-26 12:04:07,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-26 12:04:07,139 INFO L87 Difference]: Start difference. First operand 87 states and 131 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-26 12:04:08,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:04:08,522 INFO L93 Difference]: Finished difference Result 177 states and 265 transitions. [2023-11-26 12:04:08,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-26 12:04:08,524 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 197 [2023-11-26 12:04:08,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:04:08,527 INFO L225 Difference]: With dead ends: 177 [2023-11-26 12:04:08,527 INFO L226 Difference]: Without dead ends: 91 [2023-11-26 12:04:08,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 386 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-26 12:04:08,530 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 113 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-26 12:04:08,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 181 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-26 12:04:08,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-26 12:04:08,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2023-11-26 12:04:08,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 52 states have internal predecessors, (66), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:04:08,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 130 transitions. [2023-11-26 12:04:08,548 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 130 transitions. Word has length 197 [2023-11-26 12:04:08,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:04:08,550 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 130 transitions. [2023-11-26 12:04:08,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-26 12:04:08,550 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2023-11-26 12:04:08,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-26 12:04:08,553 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:04:08,554 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:04:08,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-26 12:04:08,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 12:04:08,772 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:04:08,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:04:08,772 INFO L85 PathProgramCache]: Analyzing trace with hash 934128033, now seen corresponding path program 1 times [2023-11-26 12:04:08,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:04:08,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [711020403] [2023-11-26 12:04:08,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:08,774 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 12:04:08,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:04:08,775 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 12:04:08,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/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 (6)] Waiting until timeout for monitored process [2023-11-26 12:04:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:09,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-26 12:04:09,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:04:10,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1062 proven. 114 refuted. 0 times theorem prover too weak. 808 trivial. 0 not checked. [2023-11-26 12:04:10,136 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:04:10,423 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:04:10,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [711020403] [2023-11-26 12:04:10,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [711020403] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:04:10,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1529809584] [2023-11-26 12:04:10,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:10,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-26 12:04:10,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/cvc4 [2023-11-26 12:04:10,429 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-26 12:04:10,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-26 12:04:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:11,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 12:04:11,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:04:12,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1062 proven. 114 refuted. 0 times theorem prover too weak. 808 trivial. 0 not checked. [2023-11-26 12:04:12,333 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:04:12,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1529809584] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:04:12,559 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 12:04:12,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2023-11-26 12:04:12,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306359211] [2023-11-26 12:04:12,559 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 12:04:12,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-26 12:04:12,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:04:12,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-26 12:04:12,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-26 12:04:12,562 INFO L87 Difference]: Start difference. First operand 87 states and 130 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-26 12:04:14,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:04:14,022 INFO L93 Difference]: Finished difference Result 187 states and 271 transitions. [2023-11-26 12:04:14,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-26 12:04:14,041 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 198 [2023-11-26 12:04:14,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:04:14,043 INFO L225 Difference]: With dead ends: 187 [2023-11-26 12:04:14,044 INFO L226 Difference]: Without dead ends: 101 [2023-11-26 12:04:14,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 638 GetRequests, 625 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2023-11-26 12:04:14,047 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 53 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 347 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-26 12:04:14,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 285 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 347 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-26 12:04:14,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2023-11-26 12:04:14,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 95. [2023-11-26 12:04:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 58 states have (on average 1.2241379310344827) internal successors, (71), 58 states have internal predecessors, (71), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 12:04:14,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 135 transitions. [2023-11-26 12:04:14,087 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 135 transitions. Word has length 198 [2023-11-26 12:04:14,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:04:14,092 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 135 transitions. [2023-11-26 12:04:14,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-26 12:04:14,092 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 135 transitions. [2023-11-26 12:04:14,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-26 12:04:14,095 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:04:14,095 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:04:14,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-26 12:04:14,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/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 (6)] Forceful destruction successful, exit code 0 [2023-11-26 12:04:14,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 12:04:14,496 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:04:14,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:04:14,497 INFO L85 PathProgramCache]: Analyzing trace with hash -810109543, now seen corresponding path program 1 times [2023-11-26 12:04:14,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:04:14,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [677236771] [2023-11-26 12:04:14,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:14,497 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 12:04:14,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:04:14,499 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 12:04:14,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/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 (8)] Waiting until timeout for monitored process [2023-11-26 12:04:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:14,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-26 12:04:14,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:04:16,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 969 proven. 177 refuted. 0 times theorem prover too weak. 838 trivial. 0 not checked. [2023-11-26 12:04:16,525 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:04:17,404 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:04:17,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [677236771] [2023-11-26 12:04:17,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [677236771] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:04:17,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1386886110] [2023-11-26 12:04:17,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:17,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-26 12:04:17,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/cvc4 [2023-11-26 12:04:17,406 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-26 12:04:17,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab3f23d-7af5-49f2-a37b-ac3612d45e36/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-26 12:04:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:18,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-26 12:04:18,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:04:23,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1179 proven. 204 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2023-11-26 12:04:23,933 INFO L327 TraceCheckSpWp]: Computing backward predicates...