./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.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_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3df5ff212c634accf13d1087a10a51c9f40c6a8006ae38262f7a9a243576e576 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:26:57,894 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:26:57,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 19:26:57,960 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:26:57,961 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:26:57,983 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:26:57,984 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:26:57,984 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:26:57,985 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:26:57,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:26:57,986 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:26:57,986 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:26:57,987 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:26:57,987 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:26:57,988 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:26:57,988 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:26:57,989 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:26:57,989 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:26:57,990 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:26:57,990 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:26:57,991 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:26:57,991 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:26:57,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:26:57,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:26:57,993 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:26:57,993 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:26:57,993 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:26:57,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:26:57,994 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:26:57,994 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:26:57,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:26:57,995 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:26:57,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:26:57,996 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:26:57,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:26:57,996 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:26:57,996 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:26:57,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:26:57,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:26:57,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:26:57,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:26:57,997 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:26:57,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:26:57,998 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:26:57,998 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:26:57,998 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:26:57,998 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:26:57,998 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3df5ff212c634accf13d1087a10a51c9f40c6a8006ae38262f7a9a243576e576 [2023-12-02 19:26:58,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:26:58,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:26:58,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:26:58,217 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:26:58,218 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:26:58,219 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i [2023-12-02 19:27:00,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:27:01,080 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:27:01,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i [2023-12-02 19:27:01,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/data/841d54e6c/b751ff19af314b628a17679188df0b41/FLAGc16dff7fd [2023-12-02 19:27:01,103 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/data/841d54e6c/b751ff19af314b628a17679188df0b41 [2023-12-02 19:27:01,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:27:01,106 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:27:01,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:27:01,107 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:27:01,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:27:01,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7093ae1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01, skipping insertion in model container [2023-12-02 19:27:01,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,145 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:27:01,287 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_27756231-5a75-499e-895c-83e7848b3193/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i[919,932] [2023-12-02 19:27:01,359 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:27:01,372 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:27:01,382 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_27756231-5a75-499e-895c-83e7848b3193/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i[919,932] [2023-12-02 19:27:01,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:27:01,438 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:27:01,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01 WrapperNode [2023-12-02 19:27:01,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:27:01,440 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:27:01,440 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:27:01,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:27:01,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,461 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,505 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 222 [2023-12-02 19:27:01,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:27:01,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:27:01,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:27:01,507 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:27:01,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,518 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,533 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,544 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,547 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,554 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:27:01,555 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:27:01,555 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:27:01,555 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:27:01,556 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (1/1) ... [2023-12-02 19:27:01,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:27:01,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:27:01,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:27:01,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:27:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:27:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:27:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:27:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:27:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:27:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:27:01,715 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:27:01,718 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:27:02,099 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:27:02,342 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:27:02,342 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:27:02,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:27:02 BoogieIcfgContainer [2023-12-02 19:27:02,344 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:27:02,347 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:27:02,347 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:27:02,350 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:27:02,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:27:01" (1/3) ... [2023-12-02 19:27:02,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@626c83bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:27:02, skipping insertion in model container [2023-12-02 19:27:02,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:01" (2/3) ... [2023-12-02 19:27:02,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@626c83bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:27:02, skipping insertion in model container [2023-12-02 19:27:02,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:27:02" (3/3) ... [2023-12-02 19:27:02,354 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i [2023-12-02 19:27:02,383 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:27:02,383 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:27:02,434 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:27:02,439 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@338781f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:27:02,439 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:27:02,443 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-02 19:27:02,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-02 19:27:02,453 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:27:02,454 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:27:02,454 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:27:02,459 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:27:02,460 INFO L85 PathProgramCache]: Analyzing trace with hash 442094945, now seen corresponding path program 1 times [2023-12-02 19:27:02,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:27:02,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38076909] [2023-12-02 19:27:02,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:27:02,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:27:02,646 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 19:27:02,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [314502950] [2023-12-02 19:27:02,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:27:02,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:27:02,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:27:02,649 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:27:02,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 19:27:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:27:02,910 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 19:27:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:27:03,151 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 19:27:03,154 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 19:27:03,155 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 19:27:03,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:27:03,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 19:27:03,363 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 19:27:03,367 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 19:27:03,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:27:03 BoogieIcfgContainer [2023-12-02 19:27:03,476 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:27:03,476 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:27:03,477 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:27:03,477 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:27:03,477 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:27:02" (3/4) ... [2023-12-02 19:27:03,479 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 19:27:03,480 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:27:03,481 INFO L158 Benchmark]: Toolchain (without parser) took 2374.96ms. Allocated memory is still 138.4MB. Free memory was 101.2MB in the beginning and 51.4MB in the end (delta: 49.8MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2023-12-02 19:27:03,481 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:27:03,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.55ms. Allocated memory is still 138.4MB. Free memory was 101.2MB in the beginning and 85.6MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 19:27:03,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.40ms. Allocated memory is still 138.4MB. Free memory was 85.6MB in the beginning and 81.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 19:27:03,483 INFO L158 Benchmark]: Boogie Preprocessor took 47.84ms. Allocated memory is still 138.4MB. Free memory was 81.1MB in the beginning and 78.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:27:03,484 INFO L158 Benchmark]: RCFGBuilder took 789.33ms. Allocated memory is still 138.4MB. Free memory was 78.6MB in the beginning and 52.0MB in the end (delta: 26.6MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-12-02 19:27:03,485 INFO L158 Benchmark]: TraceAbstraction took 1128.92ms. Allocated memory is still 138.4MB. Free memory was 51.2MB in the beginning and 52.3MB in the end (delta: -1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:27:03,485 INFO L158 Benchmark]: Witness Printer took 3.64ms. Allocated memory is still 138.4MB. Free memory was 52.3MB in the beginning and 51.4MB in the end (delta: 884.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:27:03,489 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.55ms. Allocated memory is still 138.4MB. Free memory was 101.2MB in the beginning and 85.6MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.40ms. Allocated memory is still 138.4MB. Free memory was 85.6MB in the beginning and 81.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.84ms. Allocated memory is still 138.4MB. Free memory was 81.1MB in the beginning and 78.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 789.33ms. Allocated memory is still 138.4MB. Free memory was 78.6MB in the beginning and 52.0MB in the end (delta: 26.6MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1128.92ms. Allocated memory is still 138.4MB. Free memory was 51.2MB in the beginning and 52.3MB in the end (delta: -1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.64ms. Allocated memory is still 138.4MB. Free memory was 52.3MB in the beginning and 51.4MB in the end (delta: 884.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 125, overapproximation of someBinaryArithmeticDOUBLEoperation at line 113, overapproximation of someBinaryFLOATComparisonOperation at line 77, overapproximation of bitwiseAnd at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someUnaryFLOAToperation at line 115, overapproximation of someBinaryArithmeticFLOAToperation at line 126. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 10; [L23] unsigned long int var_1_3 = 3171453299; [L24] unsigned long int var_1_4 = 2038274679; [L25] unsigned long int var_1_5 = 1375699353; [L26] unsigned short int var_1_8 = 16; [L27] unsigned char var_1_12 = 1; [L28] unsigned char var_1_13 = 1; [L29] double var_1_14 = 64.45; [L30] float var_1_15 = 31.15; [L31] float var_1_16 = 16.4; [L32] double var_1_17 = 100.625; [L33] double var_1_18 = 128.1; [L34] unsigned char var_1_19 = 1; [L35] unsigned char var_1_20 = 8; [L36] unsigned char var_1_21 = 100; [L37] unsigned char var_1_22 = 0; [L38] signed char var_1_23 = 2; [L39] unsigned char var_1_24 = 0; [L40] unsigned char var_1_25 = 16; [L41] float var_1_27 = 1000000000000000.4; [L42] unsigned short int var_1_28 = 32; [L43] unsigned short int var_1_31 = 4; [L44] float var_1_32 = 5.625; [L45] float var_1_33 = 1000.75; [L46] float var_1_34 = 255.5; [L47] double var_1_36 = 7.6; [L48] unsigned char var_1_37 = 1; [L49] float var_1_39 = 5.5; [L50] unsigned char var_1_40 = 8; [L51] unsigned char var_1_41 = 0; [L52] float var_1_42 = 32.2; [L53] double var_1_43 = 255.25; [L54] unsigned long int last_1_var_1_1 = 10; [L55] unsigned short int last_1_var_1_8 = 16; [L56] unsigned char last_1_var_1_12 = 1; [L57] unsigned char last_1_var_1_19 = 1; [L58] unsigned char last_1_var_1_22 = 0; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L180] last_1_var_1_1 = var_1_1 [L181] last_1_var_1_8 = var_1_8 [L182] last_1_var_1_12 = var_1_12 [L183] last_1_var_1_19 = var_1_19 [L184] last_1_var_1_22 = var_1_22 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L133] var_1_3 = __VERIFIER_nondet_ulong() [L134] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L135] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L136] var_1_4 = __VERIFIER_nondet_ulong() [L137] CALL assume_abort_if_not(var_1_4 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_4 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1375699353, var_1_8=16] [L138] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1375699353, var_1_8=16] [L139] var_1_5 = __VERIFIER_nondet_ulong() [L140] CALL assume_abort_if_not(var_1_5 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_5 >= 1073741824) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L141] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L142] var_1_13 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L144] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L145] var_1_15 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L147] var_1_16 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L149] var_1_17 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L151] var_1_18 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L153] var_1_20 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L155] CALL assume_abort_if_not(var_1_20 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_20 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L156] var_1_21 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L158] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L159] var_1_23 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_23 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_23 >= -128) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L161] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L162] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L163] var_1_24 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L165] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L166] var_1_33 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L168] var_1_34 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L170] var_1_40 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L172] CALL assume_abort_if_not(var_1_40 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=9, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_40 <= 9) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=9, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L173] var_1_41 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_41 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=9, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_41 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=9, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L175] CALL assume_abort_if_not(var_1_41 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=9, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_41 <= 9) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=9, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L176] var_1_42 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=9, var_1_41=0, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=127, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=9, var_1_41=0, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L195] RET updateVariables() [L196] CALL step() [L62] COND TRUE ! last_1_var_1_22 [L63] COND TRUE (last_1_var_1_1 * ((((last_1_var_1_19) < (var_1_5)) ? (last_1_var_1_19) : (var_1_5)))) >= last_1_var_1_19 [L64] var_1_12 = var_1_13 [L69] COND FALSE !(var_1_13 && last_1_var_1_22) [L76] var_1_8 = ((((25) > ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))) ? (25) : ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19))))) [L77] COND TRUE (((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16 [L78] var_1_14 = ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) [L80] COND TRUE \read(last_1_var_1_12) [L81] var_1_1 = (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((last_1_var_1_19) > (last_1_var_1_8)) ? (last_1_var_1_19) : (last_1_var_1_8))) + 256u)) [L83] EXPR var_1_19 & var_1_4 [L83] COND FALSE !((-2 / var_1_23) >= (var_1_19 & var_1_4)) [L98] var_1_22 = var_1_13 [L100] var_1_25 = var_1_20 [L101] var_1_27 = 64.5f [L102] COND TRUE (var_1_21 % ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) < var_1_19 [L103] var_1_28 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) [L107] COND TRUE (var_1_21 <= ((((100) > (var_1_8)) ? (100) : (var_1_8)))) || ((- var_1_23) <= var_1_23) [L108] var_1_31 = var_1_21 [L112] COND FALSE !(var_1_19 >= var_1_20) [L115] var_1_32 = ((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))) [L117] COND FALSE !(((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) > var_1_21) [L120] COND TRUE var_1_17 < (- var_1_16) [L121] COND FALSE !(var_1_8 <= ((((64) < 0 ) ? -(64) : (64)))) [L125] EXPR var_1_23 >> ((((var_1_40) < (var_1_41)) ? (var_1_40) : (var_1_41))) [L125] COND TRUE (var_1_23 >> ((((var_1_40) < (var_1_41)) ? (var_1_40) : (var_1_41)))) >= -64 [L126] var_1_39 = (((((var_1_42 + 10000.9f)) < (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))))) ? ((var_1_42 + 10000.9f)) : (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))))) [L128] COND TRUE var_1_42 <= (var_1_33 - var_1_34) [L129] var_1_43 = var_1_34 [L196] RET step() [L197] CALL, EXPR property() [L187] EXPR (((((last_1_var_1_12 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((last_1_var_1_19) > (last_1_var_1_8)) ? (last_1_var_1_19) : (last_1_var_1_8))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))) ? (25) : ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))))))) && ((! last_1_var_1_22) ? (((last_1_var_1_1 * ((((last_1_var_1_19) < (var_1_5)) ? (last_1_var_1_19) : (var_1_5)))) >= last_1_var_1_19) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && last_1_var_1_22) ? ((var_1_4 > (256u * last_1_var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_19 & var_1_4)) ? ((var_1_21 >= (var_1_1 + var_1_5)) ? (((~ var_1_19) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) [L187-L188] return (((((last_1_var_1_12 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((last_1_var_1_19) > (last_1_var_1_8)) ? (last_1_var_1_19) : (last_1_var_1_8))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))) ? (25) : ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))))))) && ((! last_1_var_1_22) ? (((last_1_var_1_1 * ((((last_1_var_1_19) < (var_1_5)) ? (last_1_var_1_19) : (var_1_5)))) >= last_1_var_1_19) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && last_1_var_1_22) ? ((var_1_4 > (256u * last_1_var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_19 & var_1_4)) ? ((var_1_21 >= (var_1_1 + var_1_5)) ? (((~ var_1_19) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=1289/20, var_1_18=0, var_1_19=1, var_1_1=2147483375, var_1_20=2, var_1_21=127, var_1_22=1, var_1_23=127, var_1_24=0, var_1_25=2, var_1_27=129/2, var_1_28=127, var_1_31=127, var_1_32=2, var_1_33=0, var_1_34=1021/4, var_1_36=38/5, var_1_37=1, var_1_39=3, var_1_3=2147483647, var_1_40=9, var_1_41=0, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=102] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=1289/20, var_1_18=0, var_1_19=1, var_1_1=2147483375, var_1_20=2, var_1_21=127, var_1_22=1, var_1_23=127, var_1_24=0, var_1_25=2, var_1_27=129/2, var_1_28=127, var_1_31=127, var_1_32=2, var_1_33=0, var_1_34=1021/4, var_1_36=38/5, var_1_37=1, var_1_39=3, var_1_3=2147483647, var_1_40=9, var_1_41=0, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=102] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 19:27:03,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3df5ff212c634accf13d1087a10a51c9f40c6a8006ae38262f7a9a243576e576 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:27:05,515 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:27:05,592 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 19:27:05,597 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:27:05,598 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:27:05,626 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:27:05,627 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:27:05,627 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:27:05,628 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:27:05,629 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:27:05,629 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:27:05,630 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:27:05,631 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:27:05,632 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:27:05,632 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:27:05,633 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:27:05,634 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:27:05,634 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:27:05,635 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:27:05,635 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:27:05,636 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:27:05,636 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:27:05,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:27:05,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:27:05,638 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 19:27:05,638 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 19:27:05,639 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 19:27:05,639 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:27:05,640 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:27:05,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:27:05,641 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:27:05,641 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 19:27:05,642 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:27:05,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:27:05,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:27:05,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:27:05,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:27:05,644 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:27:05,644 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 19:27:05,644 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 19:27:05,644 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:27:05,645 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:27:05,645 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:27:05,645 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:27:05,646 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3df5ff212c634accf13d1087a10a51c9f40c6a8006ae38262f7a9a243576e576 [2023-12-02 19:27:05,921 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:27:05,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:27:05,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:27:05,945 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:27:05,945 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:27:05,947 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i [2023-12-02 19:27:08,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:27:08,944 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:27:08,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i [2023-12-02 19:27:08,959 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/data/0001f71a8/8145f485632f411cafe05aeb123f310b/FLAGf14eaebf9 [2023-12-02 19:27:08,975 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/data/0001f71a8/8145f485632f411cafe05aeb123f310b [2023-12-02 19:27:08,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:27:08,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:27:08,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:27:08,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:27:08,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:27:08,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:27:08" (1/1) ... [2023-12-02 19:27:08,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5205415c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:08, skipping insertion in model container [2023-12-02 19:27:08,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:27:08" (1/1) ... [2023-12-02 19:27:09,026 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:27:09,181 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_27756231-5a75-499e-895c-83e7848b3193/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i[919,932] [2023-12-02 19:27:09,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:27:09,262 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:27:09,276 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_27756231-5a75-499e-895c-83e7848b3193/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i[919,932] [2023-12-02 19:27:09,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:27:09,330 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:27:09,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09 WrapperNode [2023-12-02 19:27:09,330 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:27:09,332 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:27:09,332 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:27:09,332 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:27:09,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (1/1) ... [2023-12-02 19:27:09,354 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (1/1) ... [2023-12-02 19:27:09,385 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-12-02 19:27:09,385 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:27:09,386 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:27:09,386 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:27:09,387 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:27:09,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (1/1) ... [2023-12-02 19:27:09,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (1/1) ... [2023-12-02 19:27:09,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (1/1) ... [2023-12-02 19:27:09,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (1/1) ... [2023-12-02 19:27:09,416 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (1/1) ... [2023-12-02 19:27:09,420 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (1/1) ... [2023-12-02 19:27:09,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (1/1) ... [2023-12-02 19:27:09,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (1/1) ... [2023-12-02 19:27:09,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:27:09,434 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:27:09,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:27:09,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:27:09,435 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (1/1) ... [2023-12-02 19:27:09,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:27:09,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:27:09,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:27:09,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:27:09,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:27:09,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 19:27:09,532 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:27:09,532 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:27:09,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:27:09,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:27:09,619 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:27:09,621 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:27:12,207 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:27:12,258 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:27:12,258 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:27:12,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:27:12 BoogieIcfgContainer [2023-12-02 19:27:12,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:27:12,262 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:27:12,262 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:27:12,265 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:27:12,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:27:08" (1/3) ... [2023-12-02 19:27:12,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e5342a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:27:12, skipping insertion in model container [2023-12-02 19:27:12,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:09" (2/3) ... [2023-12-02 19:27:12,267 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e5342a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:27:12, skipping insertion in model container [2023-12-02 19:27:12,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:27:12" (3/3) ... [2023-12-02 19:27:12,269 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-49.i [2023-12-02 19:27:12,288 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:27:12,288 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:27:12,339 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:27:12,345 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@d29c925, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:27:12,345 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:27:12,349 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 47 states have (on average 1.4893617021276595) internal successors, (70), 48 states have internal predecessors, (70), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-02 19:27:12,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-02 19:27:12,366 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:27:12,366 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:27:12,367 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:27:12,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:27:12,371 INFO L85 PathProgramCache]: Analyzing trace with hash -3799805, now seen corresponding path program 1 times [2023-12-02 19:27:12,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:27:12,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2061158243] [2023-12-02 19:27:12,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:27:12,386 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 [2023-12-02 19:27:12,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:27:12,387 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:27:12,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:27:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:27:12,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 19:27:12,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:27:12,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2023-12-02 19:27:12,995 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:27:12,996 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:27:12,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2061158243] [2023-12-02 19:27:12,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2061158243] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:27:12,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:27:12,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:27:13,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726699547] [2023-12-02 19:27:13,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:27:13,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 19:27:13,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:27:13,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 19:27:13,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:27:13,039 INFO L87 Difference]: Start difference. First operand has 78 states, 47 states have (on average 1.4893617021276595) internal successors, (70), 48 states have internal predecessors, (70), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-12-02 19:27:13,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:27:13,160 INFO L93 Difference]: Finished difference Result 152 states and 276 transitions. [2023-12-02 19:27:13,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 19:27:13,171 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 176 [2023-12-02 19:27:13,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:27:13,179 INFO L225 Difference]: With dead ends: 152 [2023-12-02 19:27:13,179 INFO L226 Difference]: Without dead ends: 75 [2023-12-02 19:27:13,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:27:13,187 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 19:27:13,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 19:27:13,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-12-02 19:27:13,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-12-02 19:27:13,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 45 states have internal predecessors, (62), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-02 19:27:13,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 118 transitions. [2023-12-02 19:27:13,240 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 118 transitions. Word has length 176 [2023-12-02 19:27:13,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:27:13,240 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 118 transitions. [2023-12-02 19:27:13,241 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-12-02 19:27:13,241 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 118 transitions. [2023-12-02 19:27:13,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-02 19:27:13,246 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:27:13,246 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:27:13,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:27:13,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:27:13,447 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:27:13,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:27:13,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1876799679, now seen corresponding path program 1 times [2023-12-02 19:27:13,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:27:13,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1885438904] [2023-12-02 19:27:13,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:27:13,450 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 [2023-12-02 19:27:13,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:27:13,451 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:27:13,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:27:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:27:13,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 19:27:13,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:27:14,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-12-02 19:27:14,512 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:27:14,512 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:27:14,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1885438904] [2023-12-02 19:27:14,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1885438904] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:27:14,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:27:14,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:27:14,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460249678] [2023-12-02 19:27:14,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:27:14,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 19:27:14,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:27:14,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 19:27:14,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 19:27:14,518 INFO L87 Difference]: Start difference. First operand 75 states and 118 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:27:14,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:27:14,965 INFO L93 Difference]: Finished difference Result 230 states and 363 transitions. [2023-12-02 19:27:14,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 19:27:14,972 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2023-12-02 19:27:14,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:27:14,977 INFO L225 Difference]: With dead ends: 230 [2023-12-02 19:27:14,978 INFO L226 Difference]: Without dead ends: 156 [2023-12-02 19:27:14,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 19:27:14,981 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 81 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-02 19:27:14,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 341 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-02 19:27:14,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-12-02 19:27:15,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2023-12-02 19:27:15,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 68 states have (on average 1.25) internal successors, (85), 68 states have internal predecessors, (85), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-12-02 19:27:15,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 197 transitions. [2023-12-02 19:27:15,014 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 197 transitions. Word has length 176 [2023-12-02 19:27:15,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:27:15,016 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 197 transitions. [2023-12-02 19:27:15,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:27:15,017 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 197 transitions. [2023-12-02 19:27:15,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 19:27:15,021 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:27:15,021 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:27:15,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 19:27:15,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:27:15,222 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:27:15,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:27:15,223 INFO L85 PathProgramCache]: Analyzing trace with hash 843729022, now seen corresponding path program 1 times [2023-12-02 19:27:15,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:27:15,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1048539372] [2023-12-02 19:27:15,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:27:15,224 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 [2023-12-02 19:27:15,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:27:15,225 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:27:15,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:27:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:27:15,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 19:27:15,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:27:16,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-12-02 19:27:16,201 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:27:16,202 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:27:16,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1048539372] [2023-12-02 19:27:16,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1048539372] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:27:16,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:27:16,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:27:16,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631119270] [2023-12-02 19:27:16,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:27:16,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 19:27:16,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:27:16,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 19:27:16,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 19:27:16,207 INFO L87 Difference]: Start difference. First operand 127 states and 197 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:27:16,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:27:16,618 INFO L93 Difference]: Finished difference Result 299 states and 467 transitions. [2023-12-02 19:27:16,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 19:27:16,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2023-12-02 19:27:16,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:27:16,624 INFO L225 Difference]: With dead ends: 299 [2023-12-02 19:27:16,624 INFO L226 Difference]: Without dead ends: 224 [2023-12-02 19:27:16,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 19:27:16,627 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 89 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-02 19:27:16,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 376 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-02 19:27:16,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2023-12-02 19:27:16,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 204. [2023-12-02 19:27:16,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 116 states have (on average 1.293103448275862) internal successors, (150), 116 states have internal predecessors, (150), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-12-02 19:27:16,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 318 transitions. [2023-12-02 19:27:16,679 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 318 transitions. Word has length 177 [2023-12-02 19:27:16,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:27:16,680 INFO L495 AbstractCegarLoop]: Abstraction has 204 states and 318 transitions. [2023-12-02 19:27:16,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:27:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 318 transitions. [2023-12-02 19:27:16,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 19:27:16,683 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:27:16,684 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:27:16,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:27:16,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:27:16,887 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:27:16,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:27:16,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1430535036, now seen corresponding path program 1 times [2023-12-02 19:27:16,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:27:16,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1136524867] [2023-12-02 19:27:16,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:27:16,888 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 [2023-12-02 19:27:16,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:27:16,889 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:27:16,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27756231-5a75-499e-895c-83e7848b3193/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:27:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:27:17,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 19:27:17,501 INFO L285 TraceCheckSpWp]: Computing forward predicates...