./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire --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 53b80b500f1c3e6ef66692aede3d66b913959846a370626499a84b69a5b8c202 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:30:34,894 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:30:35,001 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:30:35,008 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:30:35,009 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:30:35,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:30:35,048 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:30:35,049 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:30:35,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:30:35,055 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:30:35,055 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:30:35,056 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:30:35,057 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:30:35,059 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:30:35,059 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:30:35,060 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:30:35,060 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:30:35,060 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:30:35,061 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:30:35,062 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:30:35,062 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:30:35,063 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:30:35,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:30:35,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:30:35,069 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:30:35,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:30:35,070 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:30:35,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:30:35,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:30:35,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:30:35,073 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:30:35,073 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:30:35,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:30:35,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:30:35,074 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:30:35,074 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:30:35,075 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:30:35,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:35,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:30:35,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:30:35,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:30:35,076 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:30:35,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:30:35,077 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:30:35,078 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:30:35,078 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:30:35,078 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:30:35,078 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_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53b80b500f1c3e6ef66692aede3d66b913959846a370626499a84b69a5b8c202 [2023-11-23 21:30:35,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:30:35,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:30:35,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:30:35,407 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:30:35,407 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:30:35,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-23 21:30:38,486 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:30:38,715 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:30:38,716 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-23 21:30:38,725 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/data/6f154139c/85474028b63647cf8a2c906da0d607bb/FLAGa43eaf7a6 [2023-11-23 21:30:38,739 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/data/6f154139c/85474028b63647cf8a2c906da0d607bb [2023-11-23 21:30:38,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:30:38,743 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:30:38,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:38,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:30:38,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:30:38,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:38" (1/1) ... [2023-11-23 21:30:38,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@682b6650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:38, skipping insertion in model container [2023-11-23 21:30:38,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:38" (1/1) ... [2023-11-23 21:30:38,803 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:30:38,954 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_79bbebb4-8367-4a47-9209-441aab30c819/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i[913,926] [2023-11-23 21:30:39,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:39,029 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:30:39,043 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_79bbebb4-8367-4a47-9209-441aab30c819/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i[913,926] [2023-11-23 21:30:39,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:39,126 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:30:39,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39 WrapperNode [2023-11-23 21:30:39,126 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:39,128 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:39,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:30:39,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:30:39,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,223 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 183 [2023-11-23 21:30:39,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:39,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:30:39,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:30:39,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:30:39,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,252 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,263 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,279 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,287 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:30:39,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:30:39,288 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:30:39,288 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:30:39,290 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:39,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:30:39,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:30:39,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:30:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:30:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:30:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:30:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:30:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:30:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:30:39,453 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:30:39,455 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:30:39,940 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:30:40,235 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:30:40,235 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:30:40,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:40 BoogieIcfgContainer [2023-11-23 21:30:40,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:30:40,239 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:30:40,239 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:30:40,243 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:30:40,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:30:38" (1/3) ... [2023-11-23 21:30:40,245 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8cd255c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:40, skipping insertion in model container [2023-11-23 21:30:40,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (2/3) ... [2023-11-23 21:30:40,247 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8cd255c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:40, skipping insertion in model container [2023-11-23 21:30:40,247 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:40" (3/3) ... [2023-11-23 21:30:40,248 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-23 21:30:40,269 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:30:40,270 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:30:40,323 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:30:40,331 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;@13aea545, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:30:40,331 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:30:40,335 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-23 21:30:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 21:30:40,347 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:40,347 INFO L195 NwaCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:40,348 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:40,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:40,353 INFO L85 PathProgramCache]: Analyzing trace with hash 543312865, now seen corresponding path program 1 times [2023-11-23 21:30:40,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:30:40,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462225127] [2023-11-23 21:30:40,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:40,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:30:40,568 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:30:40,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1244658821] [2023-11-23 21:30:40,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:40,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:30:40,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:30:40,572 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:30:40,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:30:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:30:40,941 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:30:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:30:41,150 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:30:41,153 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:30:41,155 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:30:41,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:30:41,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:30:41,370 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:30:41,384 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:30:41,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:30:41 BoogieIcfgContainer [2023-11-23 21:30:41,536 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:30:41,537 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:30:41,537 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:30:41,537 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:30:41,538 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:40" (3/4) ... [2023-11-23 21:30:41,543 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:30:41,544 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:30:41,545 INFO L158 Benchmark]: Toolchain (without parser) took 2801.93ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 93.6MB in the beginning and 103.1MB in the end (delta: -9.4MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2023-11-23 21:30:41,546 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:30:41,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.51ms. Allocated memory is still 132.1MB. Free memory was 93.4MB in the beginning and 79.5MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:30:41,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.15ms. Allocated memory is still 132.1MB. Free memory was 79.5MB in the beginning and 76.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:30:41,555 INFO L158 Benchmark]: Boogie Preprocessor took 60.68ms. Allocated memory is still 132.1MB. Free memory was 76.7MB in the beginning and 74.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:30:41,556 INFO L158 Benchmark]: RCFGBuilder took 949.19ms. Allocated memory is still 132.1MB. Free memory was 74.6MB in the beginning and 67.0MB in the end (delta: 7.6MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-23 21:30:41,557 INFO L158 Benchmark]: TraceAbstraction took 1297.53ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 66.1MB in the beginning and 103.1MB in the end (delta: -37.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:30:41,558 INFO L158 Benchmark]: Witness Printer took 6.80ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:30:41,566 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.51ms. Allocated memory is still 132.1MB. Free memory was 93.4MB in the beginning and 79.5MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.15ms. Allocated memory is still 132.1MB. Free memory was 79.5MB in the beginning and 76.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.68ms. Allocated memory is still 132.1MB. Free memory was 76.7MB in the beginning and 74.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 949.19ms. Allocated memory is still 132.1MB. Free memory was 74.6MB in the beginning and 67.0MB in the end (delta: 7.6MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1297.53ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 66.1MB in the beginning and 103.1MB in the end (delta: -37.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.80ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. 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 92, overapproximation of bitwiseOr at line 66, overapproximation of someBinaryArithmeticDOUBLEoperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someUnaryFLOAToperation at line 92, overapproximation of someBinaryArithmeticFLOAToperation at line 92. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -50; [L23] unsigned char var_1_4 = 0; [L24] signed short int var_1_5 = 8; [L25] signed short int var_1_6 = 64; [L26] unsigned short int var_1_7 = 8; [L27] unsigned short int var_1_8 = 256; [L28] signed long int var_1_9 = 2; [L29] signed long int var_1_10 = 1441729073; [L30] unsigned short int var_1_11 = 32; [L31] double var_1_12 = 7.6; [L32] double var_1_13 = 127.8; [L33] signed char var_1_14 = 32; [L34] signed char var_1_15 = 50; [L35] signed char var_1_16 = 0; [L36] signed char var_1_17 = 16; [L37] float var_1_18 = 0.4; [L38] unsigned char var_1_19 = 0; [L39] float var_1_20 = 24.4; [L40] float var_1_21 = 500.5; [L41] float var_1_22 = 99.324; [L42] unsigned short int var_1_23 = 128; [L43] unsigned short int last_1_var_1_7 = 8; [L44] unsigned short int last_1_var_1_11 = 32; [L45] signed char last_1_var_1_14 = 32; [L46] unsigned short int last_1_var_1_23 = 128; [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] CALL updateLastVariables() [L133] last_1_var_1_7 = var_1_7 [L134] last_1_var_1_11 = var_1_11 [L135] last_1_var_1_14 = var_1_14 [L136] last_1_var_1_23 = var_1_23 [L146] RET updateLastVariables() [L147] CALL updateVariables() [L96] var_1_4 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L98] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L99] var_1_5 = __VERIFIER_nondet_short() [L100] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L101] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L102] var_1_6 = __VERIFIER_nondet_short() [L103] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=256, var_1_9=2] [L104] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=256, var_1_9=2] [L105] var_1_8 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_9=2] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_9=2] [L107] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L108] var_1_10 = __VERIFIER_nondet_long() [L109] CALL assume_abort_if_not(var_1_10 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_10 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L110] CALL assume_abort_if_not(var_1_10 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_10 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L111] var_1_13 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L113] var_1_15 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L115] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L116] var_1_16 = __VERIFIER_nondet_char() [L117] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L118] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L119] var_1_17 = __VERIFIER_nondet_char() [L120] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L121] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L122] var_1_19 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L124] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L125] var_1_20 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L127] var_1_21 = __VERIFIER_nondet_float() [L128] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L129] var_1_22 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=8, var_1_8=0, var_1_9=2] [L147] RET updateVariables() [L148] CALL step() [L50] signed long int stepLocal_0 = last_1_var_1_11; [L51] COND FALSE !((last_1_var_1_23 / -50) >= stepLocal_0) [L58] var_1_1 = var_1_5 [L60] COND FALSE !(var_1_4 && (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) > var_1_5)) [L63] COND FALSE !(var_1_6 > 128) [L66] EXPR var_1_5 | var_1_6 [L66] signed long int stepLocal_2 = var_1_5 | var_1_6; [L67] COND FALSE !(((var_1_9 + var_1_23) * var_1_9) < stepLocal_2) [L72] var_1_11 = var_1_8 [L74] signed short int stepLocal_1 = var_1_6; [L75] COND TRUE last_1_var_1_7 < stepLocal_1 [L76] var_1_7 = (var_1_6 + var_1_8) [L78] unsigned short int stepLocal_4 = var_1_8; [L79] signed long int stepLocal_3 = var_1_9; [L80] COND FALSE !(stepLocal_3 < (- var_1_10)) [L85] var_1_12 = var_1_13 [L87] unsigned short int stepLocal_5 = var_1_8; [L88] COND FALSE !(last_1_var_1_14 <= stepLocal_5) [L91] COND TRUE var_1_4 || var_1_19 [L92] var_1_18 = ((((var_1_20 + (var_1_21 + var_1_22)) < 0 ) ? -(var_1_20 + (var_1_21 + var_1_22)) : (var_1_20 + (var_1_21 + var_1_22)))) [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR (((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8))) [L139] EXPR var_1_5 | var_1_6 [L139] EXPR (((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8))) [L139-L140] return (((((((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8)))) && ((var_1_9 < (- var_1_10)) ? ((var_1_8 <= var_1_9) ? (var_1_12 == ((double) (var_1_13 - 63.75))) : 1) : (var_1_12 == ((double) var_1_13)))) && ((last_1_var_1_14 <= var_1_8) ? (var_1_14 == ((signed char) ((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - var_1_17) + -2))) : 1)) && ((var_1_4 || var_1_19) ? (var_1_18 == ((float) ((((var_1_20 + (var_1_21 + var_1_22)) < 0 ) ? -(var_1_20 + (var_1_21 + var_1_22)) : (var_1_20 + (var_1_21 + var_1_22)))))) : 1)) && ((var_1_4 && (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) > var_1_5)) ? (var_1_23 == ((unsigned short int) var_1_6)) : 1) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=1, var_1_1=-1, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=9, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=1, var_1_1=-1, var_1_23=128, var_1_4=0, var_1_5=-1, var_1_6=9, var_1_7=9, var_1_8=0, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 22, 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=44occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 83 NumberOfCodeBlocks, 83 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 [2023-11-23 21:30:41,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire --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 53b80b500f1c3e6ef66692aede3d66b913959846a370626499a84b69a5b8c202 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:30:44,140 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:30:44,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:30:44,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:30:44,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:30:44,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:30:44,327 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:30:44,328 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:30:44,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:30:44,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:30:44,335 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:30:44,336 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:30:44,336 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:30:44,338 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:30:44,339 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:30:44,339 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:30:44,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:30:44,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:30:44,342 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:30:44,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:30:44,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:30:44,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:30:44,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:30:44,344 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:30:44,345 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:30:44,345 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:30:44,346 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:30:44,346 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:30:44,347 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:30:44,347 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:30:44,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:30:44,349 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:30:44,349 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:30:44,350 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:30:44,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:44,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:30:44,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:30:44,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:30:44,351 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:30:44,351 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:30:44,352 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:30:44,352 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:30:44,353 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:30:44,353 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:30:44,354 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_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53b80b500f1c3e6ef66692aede3d66b913959846a370626499a84b69a5b8c202 [2023-11-23 21:30:44,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:30:44,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:30:44,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:30:44,807 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:30:44,808 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:30:44,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-23 21:30:48,044 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:30:48,379 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:30:48,379 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-23 21:30:48,390 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/data/cec6cff72/c61fd45ace2c470d82ca30fbda403b1b/FLAG1b9efb3cd [2023-11-23 21:30:48,413 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/data/cec6cff72/c61fd45ace2c470d82ca30fbda403b1b [2023-11-23 21:30:48,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:30:48,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:30:48,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:48,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:30:48,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:30:48,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:48,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b6f7bcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48, skipping insertion in model container [2023-11-23 21:30:48,434 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:48,485 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:30:48,645 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_79bbebb4-8367-4a47-9209-441aab30c819/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i[913,926] [2023-11-23 21:30:48,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:48,764 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:30:48,783 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_79bbebb4-8367-4a47-9209-441aab30c819/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i[913,926] [2023-11-23 21:30:48,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:48,862 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:30:48,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48 WrapperNode [2023-11-23 21:30:48,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:48,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:48,864 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:30:48,864 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:30:48,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:48,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:48,940 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2023-11-23 21:30:48,951 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:48,952 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:30:48,952 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:30:48,952 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:30:48,961 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:48,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:48,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:48,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:48,993 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:48,996 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:48,999 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:49,001 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:49,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:30:49,007 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:30:49,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:30:49,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:30:49,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (1/1) ... [2023-11-23 21:30:49,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:49,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:30:49,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:30:49,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:30:49,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:30:49,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:30:49,118 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:30:49,118 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:30:49,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:30:49,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:30:49,252 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:30:49,257 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:30:50,748 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:30:50,809 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:30:50,810 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:30:50,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:50 BoogieIcfgContainer [2023-11-23 21:30:50,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:30:50,814 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:30:50,814 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:30:50,818 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:30:50,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:30:48" (1/3) ... [2023-11-23 21:30:50,819 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c132658 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:50, skipping insertion in model container [2023-11-23 21:30:50,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:48" (2/3) ... [2023-11-23 21:30:50,822 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c132658 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:50, skipping insertion in model container [2023-11-23 21:30:50,823 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:50" (3/3) ... [2023-11-23 21:30:50,824 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-23 21:30:50,845 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:30:50,846 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:30:50,914 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:30:50,922 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;@25db254, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:30:50,923 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:30:50,929 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 39 states have internal predecessors, (54), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-23 21:30:50,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-23 21:30:50,954 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:50,955 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:50,956 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:50,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:50,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1412911437, now seen corresponding path program 1 times [2023-11-23 21:30:50,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:30:50,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [75696277] [2023-11-23 21:30:50,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:50,990 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:50,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:30:50,994 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:30:51,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:30:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:51,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:30:51,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:30:51,595 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 482 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2023-11-23 21:30:51,595 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:30:51,596 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:30:51,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [75696277] [2023-11-23 21:30:51,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [75696277] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:30:51,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:30:51,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:30:51,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041874491] [2023-11-23 21:30:51,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:30:51,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:30:51,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:30:51,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:30:51,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:30:51,642 INFO L87 Difference]: Start difference. First operand has 63 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 39 states have internal predecessors, (54), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-23 21:30:52,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:30:52,667 INFO L93 Difference]: Finished difference Result 123 states and 216 transitions. [2023-11-23 21:30:52,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:30:52,684 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 140 [2023-11-23 21:30:52,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:30:52,691 INFO L225 Difference]: With dead ends: 123 [2023-11-23 21:30:52,691 INFO L226 Difference]: Without dead ends: 61 [2023-11-23 21:30:52,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:30:52,699 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:30:52,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-23 21:30:52,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2023-11-23 21:30:52,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2023-11-23 21:30:52,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 37 states have internal predecessors, (49), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-23 21:30:52,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 93 transitions. [2023-11-23 21:30:52,764 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 93 transitions. Word has length 140 [2023-11-23 21:30:52,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:30:52,765 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 93 transitions. [2023-11-23 21:30:52,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-23 21:30:52,766 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2023-11-23 21:30:52,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-23 21:30:52,772 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:52,773 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:52,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:30:52,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:52,983 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:52,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:52,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1395422725, now seen corresponding path program 1 times [2023-11-23 21:30:52,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:30:52,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [728969109] [2023-11-23 21:30:52,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:52,985 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:52,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:30:53,021 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:30:53,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79bbebb4-8367-4a47-9209-441aab30c819/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:30:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:53,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-23 21:30:53,628 INFO L285 TraceCheckSpWp]: Computing forward predicates...