./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-90.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/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_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/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_30d05020-152d-4690-9cf8-55fc712b86b6/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 618189846aef487ebbb37bc95cb7062c749d222ff0e87167a39d9598359c37cd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 12:26:32,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 12:26:32,999 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 12:26:33,003 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 12:26:33,003 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 12:26:33,025 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 12:26:33,026 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 12:26:33,026 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 12:26:33,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 12:26:33,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 12:26:33,028 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 12:26:33,029 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 12:26:33,029 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 12:26:33,030 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 12:26:33,030 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 12:26:33,031 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 12:26:33,031 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 12:26:33,032 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 12:26:33,032 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 12:26:33,033 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 12:26:33,033 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 12:26:33,034 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 12:26:33,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 12:26:33,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 12:26:33,035 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 12:26:33,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 12:26:33,036 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 12:26:33,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 12:26:33,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 12:26:33,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 12:26:33,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 12:26:33,038 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 12:26:33,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 12:26:33,038 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 12:26:33,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 12:26:33,039 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 12:26:33,039 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 12:26:33,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:26:33,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 12:26:33,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 12:26:33,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 12:26:33,040 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 12:26:33,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 12:26:33,040 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 12:26:33,040 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 12:26:33,041 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 12:26:33,041 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 12:26:33,041 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_30d05020-152d-4690-9cf8-55fc712b86b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 618189846aef487ebbb37bc95cb7062c749d222ff0e87167a39d9598359c37cd [2023-12-02 12:26:33,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 12:26:33,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 12:26:33,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 12:26:33,287 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 12:26:33,288 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 12:26:33,289 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-90.i [2023-12-02 12:26:36,061 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 12:26:36,258 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 12:26:36,258 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-90.i [2023-12-02 12:26:36,270 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/data/43ac6a5b5/cbc28eee7e834c15a4c7ef7c6f3bfee6/FLAGfda4b6692 [2023-12-02 12:26:36,285 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/data/43ac6a5b5/cbc28eee7e834c15a4c7ef7c6f3bfee6 [2023-12-02 12:26:36,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 12:26:36,288 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 12:26:36,289 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 12:26:36,289 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 12:26:36,294 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 12:26:36,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b9d0280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36, skipping insertion in model container [2023-12-02 12:26:36,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,327 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 12:26:36,459 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-90.i[917,930] [2023-12-02 12:26:36,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:26:36,536 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 12:26:36,547 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_30d05020-152d-4690-9cf8-55fc712b86b6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-90.i[917,930] [2023-12-02 12:26:36,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:26:36,601 INFO L206 MainTranslator]: Completed translation [2023-12-02 12:26:36,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36 WrapperNode [2023-12-02 12:26:36,602 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 12:26:36,603 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 12:26:36,603 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 12:26:36,603 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 12:26:36,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,621 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,657 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-12-02 12:26:36,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 12:26:36,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 12:26:36,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 12:26:36,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 12:26:36,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,671 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,671 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,684 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,688 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,691 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 12:26:36,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 12:26:36,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 12:26:36,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 12:26:36,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (1/1) ... [2023-12-02 12:26:36,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:26:36,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:26:36,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 12:26:36,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 12:26:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 12:26:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 12:26:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 12:26:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 12:26:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 12:26:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 12:26:36,860 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 12:26:36,861 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 12:26:37,201 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 12:26:37,378 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 12:26:37,379 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 12:26:37,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:26:37 BoogieIcfgContainer [2023-12-02 12:26:37,381 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 12:26:37,383 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 12:26:37,384 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 12:26:37,387 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 12:26:37,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:26:36" (1/3) ... [2023-12-02 12:26:37,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b176ede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:26:37, skipping insertion in model container [2023-12-02 12:26:37,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:36" (2/3) ... [2023-12-02 12:26:37,389 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b176ede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:26:37, skipping insertion in model container [2023-12-02 12:26:37,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:26:37" (3/3) ... [2023-12-02 12:26:37,390 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-90.i [2023-12-02 12:26:37,409 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 12:26:37,409 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 12:26:37,457 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 12:26:37,465 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;@2e13d7d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 12:26:37,465 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 12:26:37,470 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 12:26:37,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 12:26:37,485 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:26:37,486 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:26:37,487 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:26:37,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:26:37,493 INFO L85 PathProgramCache]: Analyzing trace with hash -22132900, now seen corresponding path program 1 times [2023-12-02 12:26:37,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:26:37,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772476800] [2023-12-02 12:26:37,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:26:37,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:26:37,685 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 12:26:37,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1162511439] [2023-12-02 12:26:37,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:26:37,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:26:37,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:26:37,688 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:26:37,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 12:26:37,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 12:26:37,933 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 12:26:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 12:26:38,156 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 12:26:38,159 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 12:26:38,160 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 12:26:38,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 12:26:38,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 12:26:38,367 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 12:26:38,370 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 12:26:38,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:26:38 BoogieIcfgContainer [2023-12-02 12:26:38,479 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 12:26:38,479 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 12:26:38,479 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 12:26:38,480 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 12:26:38,480 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:26:37" (3/4) ... [2023-12-02 12:26:38,482 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 12:26:38,482 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 12:26:38,484 INFO L158 Benchmark]: Toolchain (without parser) took 2195.40ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 117.0MB in the beginning and 139.1MB in the end (delta: -22.0MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-12-02 12:26:38,484 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory was 64.7MB in the beginning and 64.7MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 12:26:38,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.49ms. Allocated memory is still 159.4MB. Free memory was 117.0MB in the beginning and 103.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 12:26:38,485 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.80ms. Allocated memory is still 159.4MB. Free memory was 103.2MB in the beginning and 99.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 12:26:38,486 INFO L158 Benchmark]: Boogie Preprocessor took 39.98ms. Allocated memory is still 159.4MB. Free memory was 99.9MB in the beginning and 98.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 12:26:38,486 INFO L158 Benchmark]: RCFGBuilder took 681.46ms. Allocated memory is still 159.4MB. Free memory was 98.2MB in the beginning and 98.4MB in the end (delta: -220.5kB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-12-02 12:26:38,487 INFO L158 Benchmark]: TraceAbstraction took 1095.49ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 97.2MB in the beginning and 139.1MB in the end (delta: -41.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-12-02 12:26:38,487 INFO L158 Benchmark]: Witness Printer took 3.23ms. Allocated memory is still 192.9MB. Free memory is still 139.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 12:26:38,490 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory was 64.7MB in the beginning and 64.7MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.49ms. Allocated memory is still 159.4MB. Free memory was 117.0MB in the beginning and 103.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.80ms. Allocated memory is still 159.4MB. Free memory was 103.2MB in the beginning and 99.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.98ms. Allocated memory is still 159.4MB. Free memory was 99.9MB in the beginning and 98.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 681.46ms. Allocated memory is still 159.4MB. Free memory was 98.2MB in the beginning and 98.4MB in the end (delta: -220.5kB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1095.49ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 97.2MB in the beginning and 139.1MB in the end (delta: -41.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * Witness Printer took 3.23ms. Allocated memory is still 192.9MB. Free memory is still 139.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 51, overapproximation of bitwiseOr at line 50, overapproximation of someUnaryDOUBLEoperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 75, overapproximation of someUnaryFLOAToperation at line 80. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -32; [L23] signed long int var_1_2 = -100; [L24] signed long int var_1_3 = 10; [L25] signed long int var_1_4 = 64; [L26] signed long int var_1_5 = -10; [L27] signed long int var_1_6 = 8; [L28] float var_1_7 = 127.8; [L29] float var_1_8 = -0.2; [L30] float var_1_9 = 255.175; [L31] signed long int var_1_10 = 5; [L32] unsigned short int var_1_11 = 64; [L33] unsigned short int var_1_12 = 8; [L34] unsigned short int var_1_13 = 5; [L35] signed short int var_1_14 = 8; [L36] unsigned short int var_1_15 = 62763; [L37] unsigned long int var_1_16 = 25; [L38] signed long int var_1_17 = -4; [L39] float var_1_18 = 63.25; [L40] unsigned long int var_1_19 = 1000; [L41] unsigned char var_1_20 = 0; [L42] float var_1_21 = 7.8; [L43] float var_1_22 = 32.1; [L44] unsigned char var_1_23 = 0; [L45] signed long int var_1_24 = -16; [L46] unsigned short int var_1_25 = 16; [L159] isInitial = 1 [L160] FCALL initially() [L161] COND TRUE 1 [L162] FCALL updateLastVariables() [L163] CALL updateVariables() [L97] var_1_2 = __VERIFIER_nondet_long() [L98] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=10, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=10, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L99] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=10, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=10, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L100] var_1_3 = __VERIFIER_nondet_long() [L101] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L102] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L103] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L104] var_1_4 = __VERIFIER_nondet_long() [L105] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L106] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L107] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L108] var_1_5 = __VERIFIER_nondet_long() [L109] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L110] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L111] var_1_6 = __VERIFIER_nondet_long() [L112] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1, var_1_7=639/5, var_1_9=10207/40] [L113] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1, var_1_7=639/5, var_1_9=10207/40] [L114] var_1_7 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1, var_1_9=10207/40] [L116] var_1_8 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1, var_1_9=10207/40] [L118] var_1_9 = __VERIFIER_nondet_float() [L119] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L120] var_1_10 = __VERIFIER_nondet_long() [L121] CALL assume_abort_if_not(var_1_10 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_10 >= -2147483647) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L122] CALL assume_abort_if_not(var_1_10 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_10 <= 2147483646) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L123] var_1_12 = __VERIFIER_nondet_ushort() [L124] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L125] CALL assume_abort_if_not(var_1_12 <= 16384) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_12 <= 16384) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L126] var_1_13 = __VERIFIER_nondet_ushort() [L127] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L128] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L129] var_1_15 = __VERIFIER_nondet_ushort() [L130] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L131] CALL assume_abort_if_not(var_1_15 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_15 <= 65535) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L132] var_1_17 = __VERIFIER_nondet_long() [L133] CALL assume_abort_if_not(var_1_17 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_17 >= -2147483648) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L134] CALL assume_abort_if_not(var_1_17 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_17 <= 2147483647) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L135] var_1_19 = __VERIFIER_nondet_ulong() [L136] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L137] CALL assume_abort_if_not(var_1_19 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_19 <= 4294967295) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L138] var_1_20 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L140] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L141] var_1_21 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L143] var_1_22 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L145] var_1_23 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L147] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_25=16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L148] var_1_25 = __VERIFIER_nondet_ushort() [L149] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L150] CALL assume_abort_if_not(var_1_25 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_25 <= 65535) VAL [isInitial=1, var_1_10=16423, var_1_11=64, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L163] RET updateVariables() [L164] CALL step() [L50] EXPR var_1_5 | var_1_6 [L50] COND FALSE !((var_1_2 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (var_1_5 | var_1_6)) [L57] var_1_1 = var_1_10 [L59] COND TRUE var_1_8 != (var_1_9 + var_1_7) [L60] var_1_11 = ((var_1_12 + var_1_13) + 32) [L62] COND FALSE !(((var_1_15 - var_1_12) + var_1_2) < var_1_6) [L65] COND TRUE ((var_1_14 * var_1_4) + var_1_11) > var_1_17 [L66] COND FALSE !(var_1_10 < var_1_11) [L72] unsigned short int stepLocal_0 = var_1_13; [L73] COND FALSE !(var_1_19 < stepLocal_0) [L84] var_1_18 = var_1_21 [L86] COND TRUE (- (- var_1_18)) != var_1_8 [L87] COND TRUE var_1_12 <= ((((var_1_14) > ((- var_1_25))) ? (var_1_14) : ((- var_1_25)))) [L88] var_1_24 = -50 [L164] RET step() [L165] CALL, EXPR property() [L155] EXPR var_1_5 | var_1_6 [L155-L156] return (((((((var_1_2 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (var_1_5 | var_1_6)) ? (((var_1_7 * var_1_8) < var_1_9) ? (var_1_1 == ((signed long int) var_1_10)) : (var_1_1 == ((signed long int) var_1_10))) : (var_1_1 == ((signed long int) var_1_10))) && ((var_1_8 != (var_1_9 + var_1_7)) ? (var_1_11 == ((unsigned short int) ((var_1_12 + var_1_13) + 32))) : 1)) && ((((var_1_15 - var_1_12) + var_1_2) < var_1_6) ? (var_1_14 == ((signed short int) var_1_12)) : 1)) && ((((var_1_14 * var_1_4) + var_1_11) > var_1_17) ? ((var_1_10 < var_1_11) ? (var_1_16 == ((unsigned long int) var_1_12)) : 1) : (var_1_16 == ((unsigned long int) 0u)))) && ((var_1_19 < var_1_13) ? (var_1_20 ? (var_1_18 == ((float) (((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) + var_1_22))) : (var_1_23 ? (var_1_18 == ((float) (var_1_22 + var_1_21))) : (var_1_18 == ((float) -0.75f)))) : (var_1_18 == ((float) var_1_21)))) && (((- (- var_1_18)) != var_1_8) ? ((var_1_12 <= ((((var_1_14) > ((- var_1_25))) ? (var_1_14) : ((- var_1_25))))) ? (var_1_24 == ((signed long int) -50)) : (var_1_24 == ((signed long int) var_1_14))) : (var_1_24 == ((signed long int) var_1_10))) ; [L165] RET, EXPR property() [L165] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=16423, var_1_11=16423, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=2, var_1_19=4294967295, var_1_1=16423, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=-50, var_1_25=65535, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=16423, var_1_11=16423, var_1_12=8, var_1_13=16383, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_17=16446, var_1_18=2, var_1_19=4294967295, var_1_1=16423, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=-50, var_1_25=65535, var_1_2=2147483647, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 35, 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=63occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 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 12:26:38,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/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_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/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_30d05020-152d-4690-9cf8-55fc712b86b6/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 618189846aef487ebbb37bc95cb7062c749d222ff0e87167a39d9598359c37cd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 12:26:40,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 12:26:40,662 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 12:26:40,668 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 12:26:40,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 12:26:40,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 12:26:40,697 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 12:26:40,697 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 12:26:40,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 12:26:40,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 12:26:40,699 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 12:26:40,700 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 12:26:40,700 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 12:26:40,701 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 12:26:40,701 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 12:26:40,702 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 12:26:40,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 12:26:40,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 12:26:40,704 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 12:26:40,704 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 12:26:40,704 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 12:26:40,705 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 12:26:40,705 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 12:26:40,706 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 12:26:40,706 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 12:26:40,707 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 12:26:40,707 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 12:26:40,707 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 12:26:40,708 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 12:26:40,708 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 12:26:40,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 12:26:40,709 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 12:26:40,709 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 12:26:40,709 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 12:26:40,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:26:40,710 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 12:26:40,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 12:26:40,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 12:26:40,711 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 12:26:40,711 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 12:26:40,711 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 12:26:40,712 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 12:26:40,712 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 12:26:40,712 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 12:26:40,712 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_30d05020-152d-4690-9cf8-55fc712b86b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 618189846aef487ebbb37bc95cb7062c749d222ff0e87167a39d9598359c37cd [2023-12-02 12:26:41,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 12:26:41,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 12:26:41,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 12:26:41,031 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 12:26:41,031 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 12:26:41,033 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-90.i [2023-12-02 12:26:43,901 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 12:26:44,115 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 12:26:44,116 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-90.i [2023-12-02 12:26:44,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/data/e2021ba5a/17932e1aa2d149fdb1d0f3497d928a74/FLAGe9509681b [2023-12-02 12:26:44,142 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/data/e2021ba5a/17932e1aa2d149fdb1d0f3497d928a74 [2023-12-02 12:26:44,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 12:26:44,146 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 12:26:44,147 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 12:26:44,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 12:26:44,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 12:26:44,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a1e7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44, skipping insertion in model container [2023-12-02 12:26:44,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,190 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 12:26:44,355 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_30d05020-152d-4690-9cf8-55fc712b86b6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-90.i[917,930] [2023-12-02 12:26:44,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:26:44,438 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 12:26:44,452 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_30d05020-152d-4690-9cf8-55fc712b86b6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-90.i[917,930] [2023-12-02 12:26:44,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:26:44,510 INFO L206 MainTranslator]: Completed translation [2023-12-02 12:26:44,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44 WrapperNode [2023-12-02 12:26:44,510 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 12:26:44,512 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 12:26:44,512 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 12:26:44,512 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 12:26:44,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,536 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,571 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 177 [2023-12-02 12:26:44,571 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 12:26:44,572 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 12:26:44,572 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 12:26:44,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 12:26:44,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,590 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,590 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,609 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,612 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,615 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 12:26:44,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 12:26:44,622 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 12:26:44,623 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 12:26:44,624 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (1/1) ... [2023-12-02 12:26:44,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:26:44,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:26:44,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 12:26:44,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 12:26:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 12:26:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 12:26:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 12:26:44,701 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 12:26:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 12:26:44,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 12:26:44,789 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 12:26:44,791 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 12:26:46,465 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 12:26:46,522 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 12:26:46,523 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 12:26:46,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:26:46 BoogieIcfgContainer [2023-12-02 12:26:46,523 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 12:26:46,526 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 12:26:46,527 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 12:26:46,548 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 12:26:46,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:26:44" (1/3) ... [2023-12-02 12:26:46,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d67baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:26:46, skipping insertion in model container [2023-12-02 12:26:46,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:26:44" (2/3) ... [2023-12-02 12:26:46,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d67baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:26:46, skipping insertion in model container [2023-12-02 12:26:46,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:26:46" (3/3) ... [2023-12-02 12:26:46,553 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-90.i [2023-12-02 12:26:46,569 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 12:26:46,569 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 12:26:46,615 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 12:26:46,621 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;@7c9519b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 12:26:46,621 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 12:26:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 41 states have (on average 1.3902439024390243) internal successors, (57), 42 states have internal predecessors, (57), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 12:26:46,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 12:26:46,646 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:26:46,647 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:26:46,647 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:26:46,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:26:46,653 INFO L85 PathProgramCache]: Analyzing trace with hash 502315907, now seen corresponding path program 1 times [2023-12-02 12:26:46,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:26:46,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [815832505] [2023-12-02 12:26:46,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:26:46,670 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 12:26:46,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:26:46,704 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/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 12:26:46,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/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 12:26:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:26:47,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 12:26:47,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:26:47,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 548 proven. 0 refuted. 0 times theorem prover too weak. 1832 trivial. 0 not checked. [2023-12-02 12:26:47,251 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 12:26:47,251 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:26:47,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [815832505] [2023-12-02 12:26:47,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [815832505] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:26:47,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 12:26:47,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 12:26:47,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410743946] [2023-12-02 12:26:47,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:26:47,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 12:26:47,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:26:47,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 12:26:47,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 12:26:47,291 INFO L87 Difference]: Start difference. First operand has 79 states, 41 states have (on average 1.3902439024390243) internal successors, (57), 42 states have internal predecessors, (57), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-12-02 12:26:47,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:26:47,961 INFO L93 Difference]: Finished difference Result 155 states and 287 transitions. [2023-12-02 12:26:47,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 12:26:47,974 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 206 [2023-12-02 12:26:47,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:26:47,983 INFO L225 Difference]: With dead ends: 155 [2023-12-02 12:26:47,983 INFO L226 Difference]: Without dead ends: 77 [2023-12-02 12:26:47,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 205 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 12:26:47,992 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-02 12:26:47,993 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-02 12:26:48,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-12-02 12:26:48,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-12-02 12:26:48,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 40 states have (on average 1.3) internal successors, (52), 40 states have internal predecessors, (52), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 12:26:48,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 122 transitions. [2023-12-02 12:26:48,043 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 122 transitions. Word has length 206 [2023-12-02 12:26:48,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:26:48,044 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 122 transitions. [2023-12-02 12:26:48,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-12-02 12:26:48,045 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 122 transitions. [2023-12-02 12:26:48,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 12:26:48,050 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:26:48,050 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:26:48,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/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 12:26:48,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/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 12:26:48,252 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:26:48,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:26:48,253 INFO L85 PathProgramCache]: Analyzing trace with hash 966788233, now seen corresponding path program 1 times [2023-12-02 12:26:48,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:26:48,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1842086197] [2023-12-02 12:26:48,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:26:48,254 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 12:26:48,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:26:48,256 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/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 12:26:48,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d05020-152d-4690-9cf8-55fc712b86b6/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 12:26:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:26:48,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 12:26:48,847 INFO L285 TraceCheckSpWp]: Computing forward predicates...