./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-35.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 565e0ccfcebbf397c474042ed1597507c39f364276a75ae06d7409adc8053426 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:29:47,404 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:29:47,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 16:29:47,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:29:47,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:29:47,492 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:29:47,493 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:29:47,494 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:29:47,494 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:29:47,495 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:29:47,495 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:29:47,496 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:29:47,497 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:29:47,497 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:29:47,497 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:29:47,498 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:29:47,498 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:29:47,499 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:29:47,499 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:29:47,500 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:29:47,500 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:29:47,501 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:29:47,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:29:47,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:29:47,503 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:29:47,503 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:29:47,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:29:47,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:29:47,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:29:47,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:29:47,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:29:47,506 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:29:47,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:29:47,506 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:29:47,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:29:47,507 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:29:47,507 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:29:47,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:29:47,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:29:47,508 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:29:47,508 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:29:47,508 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:29:47,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:29:47,508 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:29:47,509 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:29:47,509 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:29:47,509 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:29:47,509 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_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 565e0ccfcebbf397c474042ed1597507c39f364276a75ae06d7409adc8053426 [2023-12-02 16:29:47,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:29:47,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:29:47,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:29:47,756 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:29:47,757 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:29:47,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-35.i [2023-12-02 16:29:50,473 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:29:50,657 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:29:50,658 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-35.i [2023-12-02 16:29:50,668 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/data/b296e3965/189045bf6d7c45789ab6cb917973008c/FLAGea413e5fb [2023-12-02 16:29:50,682 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/data/b296e3965/189045bf6d7c45789ab6cb917973008c [2023-12-02 16:29:50,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:29:50,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:29:50,687 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:29:50,687 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:29:50,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:29:50,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:50,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cd7933 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50, skipping insertion in model container [2023-12-02 16:29:50,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:50,726 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:29:50,865 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_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-35.i[915,928] [2023-12-02 16:29:50,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:29:50,932 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:29:50,945 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_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-35.i[915,928] [2023-12-02 16:29:50,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:29:50,995 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:29:50,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50 WrapperNode [2023-12-02 16:29:50,995 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:29:50,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:29:50,997 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:29:50,997 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:29:51,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:51,039 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:51,073 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-12-02 16:29:51,073 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:29:51,074 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:29:51,074 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:29:51,074 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:29:51,084 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:51,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:51,088 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:51,088 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:51,106 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:51,110 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:51,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:51,115 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:51,119 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:29:51,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:29:51,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:29:51,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:29:51,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (1/1) ... [2023-12-02 16:29:51,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:29:51,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:29:51,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:29:51,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:29:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:29:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:29:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:29:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:29:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:29:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:29:51,270 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:29:51,272 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:29:51,592 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:29:51,812 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:29:51,812 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:29:51,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:29:51 BoogieIcfgContainer [2023-12-02 16:29:51,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:29:51,816 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:29:51,817 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:29:51,820 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:29:51,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:29:50" (1/3) ... [2023-12-02 16:29:51,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dfb2fbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:29:51, skipping insertion in model container [2023-12-02 16:29:51,821 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:50" (2/3) ... [2023-12-02 16:29:51,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dfb2fbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:29:51, skipping insertion in model container [2023-12-02 16:29:51,822 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:29:51" (3/3) ... [2023-12-02 16:29:51,823 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-35.i [2023-12-02 16:29:51,843 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:29:51,843 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:29:51,894 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:29:51,901 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;@44eecb43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:29:51,902 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:29:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-12-02 16:29:51,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 16:29:51,918 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:29:51,919 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:29:51,920 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:29:51,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:29:51,925 INFO L85 PathProgramCache]: Analyzing trace with hash 12807264, now seen corresponding path program 1 times [2023-12-02 16:29:51,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:29:51,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543013164] [2023-12-02 16:29:51,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:29:51,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:29:52,104 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 16:29:52,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [168440401] [2023-12-02 16:29:52,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:29:52,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:29:52,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:29:52,107 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:29:52,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 16:29:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:29:52,498 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 16:29:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:29:52,691 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 16:29:52,694 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 16:29:52,695 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 16:29:52,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:29:52,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 16:29:52,902 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 16:29:52,905 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:29:53,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:29:53 BoogieIcfgContainer [2023-12-02 16:29:53,006 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:29:53,007 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:29:53,007 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:29:53,007 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:29:53,008 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:29:51" (3/4) ... [2023-12-02 16:29:53,010 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 16:29:53,011 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:29:53,012 INFO L158 Benchmark]: Toolchain (without parser) took 2326.25ms. Allocated memory was 111.1MB in the beginning and 172.0MB in the end (delta: 60.8MB). Free memory was 62.2MB in the beginning and 103.0MB in the end (delta: -40.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-12-02 16:29:53,013 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:29:53,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.83ms. Allocated memory is still 111.1MB. Free memory was 61.9MB in the beginning and 47.5MB in the end (delta: 14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 16:29:53,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.96ms. Allocated memory was 111.1MB in the beginning and 172.0MB in the end (delta: 60.8MB). Free memory was 47.5MB in the beginning and 141.1MB in the end (delta: -93.6MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-12-02 16:29:53,015 INFO L158 Benchmark]: Boogie Preprocessor took 45.11ms. Allocated memory is still 172.0MB. Free memory was 141.1MB in the beginning and 141.5MB in the end (delta: -337.9kB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-12-02 16:29:53,015 INFO L158 Benchmark]: RCFGBuilder took 694.08ms. Allocated memory is still 172.0MB. Free memory was 141.5MB in the beginning and 91.1MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-12-02 16:29:53,016 INFO L158 Benchmark]: TraceAbstraction took 1190.22ms. Allocated memory is still 172.0MB. Free memory was 90.8MB in the beginning and 103.0MB in the end (delta: -12.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:29:53,016 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 172.0MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:29:53,020 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.83ms. Allocated memory is still 111.1MB. Free memory was 61.9MB in the beginning and 47.5MB in the end (delta: 14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.96ms. Allocated memory was 111.1MB in the beginning and 172.0MB in the end (delta: 60.8MB). Free memory was 47.5MB in the beginning and 141.1MB in the end (delta: -93.6MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.11ms. Allocated memory is still 172.0MB. Free memory was 141.1MB in the beginning and 141.5MB in the end (delta: -337.9kB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 694.08ms. Allocated memory is still 172.0MB. Free memory was 141.5MB in the beginning and 91.1MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1190.22ms. Allocated memory is still 172.0MB. Free memory was 90.8MB in the beginning and 103.0MB in the end (delta: -12.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 172.0MB. Free memory is still 103.0MB. 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 96, overapproximation of shiftRight at line 91, overapproximation of bitwiseOr at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someUnaryFLOAToperation at line 96, overapproximation of someBinaryArithmeticFLOAToperation at line 96. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_3 = 1; [L24] unsigned char var_1_4 = 0; [L25] unsigned char var_1_5 = 0; [L26] unsigned short int var_1_6 = 25; [L27] double var_1_9 = 999.625; [L28] unsigned short int var_1_11 = 5; [L29] signed short int var_1_12 = 2; [L30] signed long int var_1_13 = -256; [L31] double var_1_14 = 127.75; [L32] double var_1_15 = 9.75; [L33] float var_1_16 = 32.8; [L34] float var_1_17 = 32.5; [L35] float var_1_18 = 1.75; [L36] float var_1_19 = 1000000000000000.4; [L37] float var_1_20 = 0.875; [L38] unsigned char var_1_21 = 0; [L39] unsigned char var_1_22 = 0; [L40] signed short int var_1_23 = 64; [L41] signed short int var_1_24 = 25; [L42] signed short int var_1_25 = 0; [L43] float var_1_26 = 128.2; [L44] float var_1_27 = 16.625; [L45] signed long int var_1_28 = -100000; [L46] signed long int var_1_29 = -128; [L47] signed char var_1_30 = -25; [L48] unsigned char var_1_31 = 0; [L49] unsigned char var_1_32 = 1; [L50] unsigned char var_1_33 = 1; [L51] signed short int var_1_34 = 0; [L52] signed short int last_1_var_1_12 = 2; [L53] signed long int last_1_var_1_13 = -256; [L54] double last_1_var_1_14 = 127.75; [L55] unsigned char last_1_var_1_21 = 0; [L162] isInitial = 1 [L163] FCALL initially() [L164] COND TRUE 1 [L165] CALL updateLastVariables() [L152] last_1_var_1_12 = var_1_12 [L153] last_1_var_1_13 = var_1_13 [L154] last_1_var_1_14 = var_1_14 [L155] last_1_var_1_21 = var_1_21 [L165] RET updateLastVariables() [L166] CALL updateVariables() [L109] var_1_3 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_3 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_3 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L111] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L112] var_1_4 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L114] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L115] var_1_5 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L117] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L118] var_1_9 = __VERIFIER_nondet_double() [L119] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L120] var_1_11 = __VERIFIER_nondet_ushort() [L121] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L122] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L123] var_1_15 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L125] var_1_17 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L127] var_1_18 = __VERIFIER_nondet_float() [L128] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L129] var_1_19 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L131] var_1_20 = __VERIFIER_nondet_float() [L132] 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_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L132] 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_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L133] var_1_22 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L135] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L136] var_1_24 = __VERIFIER_nondet_short() [L137] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L138] CALL assume_abort_if_not(var_1_24 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_24 <= 32766) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=0, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L139] var_1_25 = __VERIFIER_nondet_short() [L140] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L141] CALL assume_abort_if_not(var_1_25 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_25 <= 32766) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_27=133/8, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L142] var_1_27 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_28=-100000, var_1_29=-128, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L144] var_1_29 = __VERIFIER_nondet_long() [L145] CALL assume_abort_if_not(var_1_29 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_28=-100000, var_1_29=0, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_29 >= -2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_28=-100000, var_1_29=0, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L146] CALL assume_abort_if_not(var_1_29 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_28=-100000, var_1_29=0, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_29 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_28=-100000, var_1_29=0, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L147] var_1_32 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_32 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_28=-100000, var_1_29=0, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_32 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_28=-100000, var_1_29=0, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L149] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_28=-100000, var_1_29=0, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32766, var_1_25=26367, var_1_26=641/5, var_1_28=-100000, var_1_29=0, var_1_30=-25, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25] [L166] RET updateVariables() [L167] CALL step() [L59] var_1_26 = var_1_27 [L60] var_1_28 = var_1_29 [L61] var_1_30 = 0 [L62] var_1_31 = var_1_32 [L63] EXPR var_1_29 | ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) [L63] COND TRUE (var_1_29 | ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) >= var_1_28 [L64] var_1_33 = var_1_32 [L66] var_1_34 = var_1_30 [L67] COND FALSE !(\read(last_1_var_1_21)) [L70] var_1_1 = (var_1_3 && var_1_5) [L72] COND TRUE var_1_18 > var_1_9 [L73] var_1_23 = (((((var_1_24 - var_1_25)) > (last_1_var_1_13)) ? ((var_1_24 - var_1_25)) : (last_1_var_1_13))) [L77] signed long int stepLocal_0 = last_1_var_1_12; [L78] COND TRUE last_1_var_1_12 >= stepLocal_0 [L79] COND TRUE (var_1_9 - 1.00000000000025E12) >= last_1_var_1_14 [L80] var_1_6 = 200 [L87] unsigned short int stepLocal_1 = var_1_6; [L88] COND TRUE var_1_11 > stepLocal_1 [L89] var_1_12 = 32 [L91] EXPR var_1_11 >> var_1_6 [L91] COND TRUE (var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12) [L92] var_1_14 = var_1_15 [L96] var_1_16 = (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))))) [L97] unsigned short int stepLocal_3 = var_1_11; [L98] COND FALSE !(stepLocal_3 == var_1_6) [L101] unsigned short int stepLocal_2 = var_1_6; [L102] COND FALSE !(stepLocal_2 == var_1_12) [L167] RET step() [L168] CALL, EXPR property() [L158] EXPR ((((last_1_var_1_21 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((last_1_var_1_12 >= last_1_var_1_12) ? (((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_6 == var_1_12) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((last_1_var_1_13 + var_1_6) + (var_1_11 - var_1_23)))) : 1) : 1)) && (((var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15))) [L158-L159] return (((((((last_1_var_1_21 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((last_1_var_1_12 >= last_1_var_1_12) ? (((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_6 == var_1_12) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((last_1_var_1_13 + var_1_6) + (var_1_11 - var_1_23)))) : 1) : 1)) && (((var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15)))) && (var_1_16 == ((float) (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))))))))) && ((var_1_11 == var_1_6) ? (var_1_21 == ((unsigned char) ((var_1_5 || var_1_3) && (var_1_1 || var_1_22)))) : 1)) && ((var_1_18 > var_1_9) ? (var_1_23 == ((signed short int) (((((var_1_24 - var_1_25)) > (last_1_var_1_13)) ? ((var_1_24 - var_1_25)) : (last_1_var_1_13))))) : (var_1_23 == ((signed short int) (last_1_var_1_13 + 1)))) ; [L168] RET, EXPR property() [L168] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=32, var_1_13=-256, var_1_14=4, var_1_15=4, var_1_16=3, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=6399, var_1_24=32766, var_1_25=26367, var_1_26=2, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=202, var_1_12=32, var_1_13=-256, var_1_14=4, var_1_15=4, var_1_16=3, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=6399, var_1_24=32766, var_1_25=26367, var_1_26=2, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 25, 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=50occurred 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, 95 NumberOfCodeBlocks, 95 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 16:29:53,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 565e0ccfcebbf397c474042ed1597507c39f364276a75ae06d7409adc8053426 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:29:54,961 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:29:55,030 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 16:29:55,037 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:29:55,038 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:29:55,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:29:55,065 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:29:55,065 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:29:55,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:29:55,067 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:29:55,067 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:29:55,068 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:29:55,068 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:29:55,069 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:29:55,069 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:29:55,070 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:29:55,071 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:29:55,071 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:29:55,071 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:29:55,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:29:55,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:29:55,073 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:29:55,073 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:29:55,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:29:55,074 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 16:29:55,075 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 16:29:55,075 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 16:29:55,075 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:29:55,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:29:55,076 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:29:55,077 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:29:55,077 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 16:29:55,078 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:29:55,078 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:29:55,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:29:55,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:29:55,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:29:55,079 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:29:55,079 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 16:29:55,079 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 16:29:55,080 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:29:55,080 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:29:55,080 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:29:55,080 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:29:55,080 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_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 565e0ccfcebbf397c474042ed1597507c39f364276a75ae06d7409adc8053426 [2023-12-02 16:29:55,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:29:55,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:29:55,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:29:55,388 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:29:55,388 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:29:55,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-35.i [2023-12-02 16:29:58,111 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:29:58,318 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:29:58,319 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-35.i [2023-12-02 16:29:58,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/data/26bc018f5/3d1b391646004b83b6974de8005723fb/FLAG8212b2a34 [2023-12-02 16:29:58,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/data/26bc018f5/3d1b391646004b83b6974de8005723fb [2023-12-02 16:29:58,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:29:58,345 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:29:58,346 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:29:58,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:29:58,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:29:58,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48284971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58, skipping insertion in model container [2023-12-02 16:29:58,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,384 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:29:58,515 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_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-35.i[915,928] [2023-12-02 16:29:58,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:29:58,591 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:29:58,601 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_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-35.i[915,928] [2023-12-02 16:29:58,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:29:58,653 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:29:58,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58 WrapperNode [2023-12-02 16:29:58,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:29:58,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:29:58,655 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:29:58,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:29:58,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,674 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,703 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2023-12-02 16:29:58,703 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:29:58,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:29:58,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:29:58,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:29:58,714 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,733 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:29:58,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:29:58,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:29:58,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:29:58,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (1/1) ... [2023-12-02 16:29:58,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:29:58,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:29:58,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:29:58,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:29:58,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:29:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 16:29:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:29:58,840 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:29:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:29:58,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:29:58,946 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:29:58,949 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:30:00,806 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:30:00,854 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:30:00,855 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:30:00,855 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:30:00 BoogieIcfgContainer [2023-12-02 16:30:00,855 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:30:00,858 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:30:00,858 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:30:00,860 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:30:00,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:29:58" (1/3) ... [2023-12-02 16:30:00,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e3753b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:30:00, skipping insertion in model container [2023-12-02 16:30:00,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:58" (2/3) ... [2023-12-02 16:30:00,862 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e3753b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:30:00, skipping insertion in model container [2023-12-02 16:30:00,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:30:00" (3/3) ... [2023-12-02 16:30:00,863 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-35.i [2023-12-02 16:30:00,878 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:30:00,878 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:30:00,921 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:30:00,926 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;@2a969f0e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:30:00,927 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:30:00,930 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-12-02 16:30:00,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 16:30:00,944 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:00,945 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:30:00,945 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:00,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:00,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1967485304, now seen corresponding path program 1 times [2023-12-02 16:30:00,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:00,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [494568850] [2023-12-02 16:30:00,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:00,963 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:30:00,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:00,964 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 16:30:00,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 16:30:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:01,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 16:30:01,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:30:01,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 608 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2023-12-02 16:30:01,453 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:30:01,454 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:30:01,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [494568850] [2023-12-02 16:30:01,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [494568850] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:30:01,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:30:01,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:30:01,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526952614] [2023-12-02 16:30:01,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:30:01,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 16:30:01,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:30:01,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 16:30:01,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 16:30:01,491 INFO L87 Difference]: Start difference. First operand has 69 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-12-02 16:30:02,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:02,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:30:02,945 INFO L93 Difference]: Finished difference Result 135 states and 235 transitions. [2023-12-02 16:30:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 16:30:02,963 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 159 [2023-12-02 16:30:02,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:30:02,968 INFO L225 Difference]: With dead ends: 135 [2023-12-02 16:30:02,969 INFO L226 Difference]: Without dead ends: 67 [2023-12-02 16:30:02,971 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 16:30:02,974 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:30:02,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-02 16:30:02,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2023-12-02 16:30:03,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2023-12-02 16:30:03,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-12-02 16:30:03,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 101 transitions. [2023-12-02 16:30:03,013 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 101 transitions. Word has length 159 [2023-12-02 16:30:03,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:30:03,014 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 101 transitions. [2023-12-02 16:30:03,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-12-02 16:30:03,014 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2023-12-02 16:30:03,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 16:30:03,019 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:03,019 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:30:03,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:30:03,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:30:03,220 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:03,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:03,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1034388786, now seen corresponding path program 1 times [2023-12-02 16:30:03,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:03,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2044093656] [2023-12-02 16:30:03,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:03,222 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:30:03,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:03,224 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 16:30:03,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 16:30:03,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:03,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 16:30:03,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:30:04,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-12-02 16:30:04,204 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:30:04,205 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:30:04,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2044093656] [2023-12-02 16:30:04,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2044093656] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:30:04,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:30:04,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:30:04,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537283963] [2023-12-02 16:30:04,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:30:04,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:30:04,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:30:04,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:30:04,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:30:04,209 INFO L87 Difference]: Start difference. First operand 67 states and 101 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-12-02 16:30:05,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:07,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:07,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:30:07,535 INFO L93 Difference]: Finished difference Result 217 states and 327 transitions. [2023-12-02 16:30:07,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:30:07,552 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 159 [2023-12-02 16:30:07,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:30:07,556 INFO L225 Difference]: With dead ends: 217 [2023-12-02 16:30:07,556 INFO L226 Difference]: Without dead ends: 151 [2023-12-02 16:30:07,557 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:30:07,559 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 90 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:30:07,560 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 313 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-12-02 16:30:07,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-12-02 16:30:07,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 131. [2023-12-02 16:30:07,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 78 states have (on average 1.2692307692307692) internal successors, (99), 78 states have internal predecessors, (99), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-12-02 16:30:07,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 199 transitions. [2023-12-02 16:30:07,596 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 199 transitions. Word has length 159 [2023-12-02 16:30:07,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:30:07,598 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 199 transitions. [2023-12-02 16:30:07,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-12-02 16:30:07,598 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 199 transitions. [2023-12-02 16:30:07,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 16:30:07,602 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:07,602 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:30:07,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-12-02 16:30:07,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:30:07,808 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:07,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:07,809 INFO L85 PathProgramCache]: Analyzing trace with hash -2045506036, now seen corresponding path program 1 times [2023-12-02 16:30:07,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:07,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1780359958] [2023-12-02 16:30:07,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:07,810 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:30:07,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:07,811 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 16:30:07,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 16:30:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:08,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 16:30:08,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:30:08,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-12-02 16:30:08,643 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:30:08,643 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:30:08,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1780359958] [2023-12-02 16:30:08,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1780359958] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:30:08,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:30:08,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:30:08,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001814624] [2023-12-02 16:30:08,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:30:08,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:30:08,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:30:08,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:30:08,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:30:08,647 INFO L87 Difference]: Start difference. First operand 131 states and 199 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-12-02 16:30:10,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:12,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:12,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:30:12,560 INFO L93 Difference]: Finished difference Result 413 states and 626 transitions. [2023-12-02 16:30:12,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:30:12,577 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 159 [2023-12-02 16:30:12,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:30:12,582 INFO L225 Difference]: With dead ends: 413 [2023-12-02 16:30:12,582 INFO L226 Difference]: Without dead ends: 283 [2023-12-02 16:30:12,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:30:12,585 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 88 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2023-12-02 16:30:12,586 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 328 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2023-12-02 16:30:12,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2023-12-02 16:30:12,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 259. [2023-12-02 16:30:12,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 154 states have (on average 1.2597402597402598) internal successors, (194), 154 states have internal predecessors, (194), 100 states have call successors, (100), 4 states have call predecessors, (100), 4 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2023-12-02 16:30:12,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 394 transitions. [2023-12-02 16:30:12,653 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 394 transitions. Word has length 159 [2023-12-02 16:30:12,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:30:12,654 INFO L495 AbstractCegarLoop]: Abstraction has 259 states and 394 transitions. [2023-12-02 16:30:12,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-12-02 16:30:12,655 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 394 transitions. [2023-12-02 16:30:12,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-02 16:30:12,658 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:12,658 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:30:12,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 16:30:12,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:30:12,868 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:12,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:12,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1348271733, now seen corresponding path program 1 times [2023-12-02 16:30:12,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:12,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2079234628] [2023-12-02 16:30:12,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:12,870 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:30:12,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:12,871 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 16:30:12,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-02 16:30:13,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:13,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 16:30:13,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:30:13,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-12-02 16:30:13,318 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:30:13,318 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:30:13,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2079234628] [2023-12-02 16:30:13,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2079234628] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:30:13,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:30:13,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-02 16:30:13,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136719610] [2023-12-02 16:30:13,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:30:13,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 16:30:13,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:30:13,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 16:30:13,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:30:13,321 INFO L87 Difference]: Start difference. First operand 259 states and 394 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-12-02 16:30:15,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:17,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:18,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:19,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:30:19,352 INFO L93 Difference]: Finished difference Result 635 states and 960 transitions. [2023-12-02 16:30:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 16:30:19,360 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 160 [2023-12-02 16:30:19,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:30:19,365 INFO L225 Difference]: With dead ends: 635 [2023-12-02 16:30:19,366 INFO L226 Difference]: Without dead ends: 569 [2023-12-02 16:30:19,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-12-02 16:30:19,368 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 146 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2023-12-02 16:30:19,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 508 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2023-12-02 16:30:19,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2023-12-02 16:30:19,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 315. [2023-12-02 16:30:19,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315 states, 194 states have (on average 1.268041237113402) internal successors, (246), 196 states have internal predecessors, (246), 114 states have call successors, (114), 6 states have call predecessors, (114), 6 states have return successors, (114), 112 states have call predecessors, (114), 114 states have call successors, (114) [2023-12-02 16:30:19,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 474 transitions. [2023-12-02 16:30:19,435 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 474 transitions. Word has length 160 [2023-12-02 16:30:19,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:30:19,436 INFO L495 AbstractCegarLoop]: Abstraction has 315 states and 474 transitions. [2023-12-02 16:30:19,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-12-02 16:30:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 474 transitions. [2023-12-02 16:30:19,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-02 16:30:19,439 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:19,439 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:30:19,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-12-02 16:30:19,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:30:19,640 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:19,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:19,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1405530035, now seen corresponding path program 1 times [2023-12-02 16:30:19,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:19,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2132680905] [2023-12-02 16:30:19,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:19,641 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:30:19,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:19,642 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 16:30:19,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d06a8a-ef00-4b16-9c80-98e9cdd83d0e/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-02 16:30:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:20,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 16:30:20,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:32:19,258 WARN L293 SmtUtils]: Spent 9.75s on a formula simplification that was a NOOP. DAG size: 104 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:33:23,815 WARN L293 SmtUtils]: Spent 9.48s on a formula simplification that was a NOOP. DAG size: 107 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:34:13,571 WARN L293 SmtUtils]: Spent 10.69s on a formula simplification that was a NOOP. DAG size: 109 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:37:19,195 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse19 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse18 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse15 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse16 (fp.neg .cse18)) (.cse17 (fp.neg .cse19))) (and (bvsge ((_ zero_extend 24) c_~var_1_3~0) (_ bv1 32)) (= c_~var_1_15~0 c_~var_1_14~0) (let ((.cse1 (bvadd (bvneg ((_ sign_extend 16) c_~var_1_25~0)) ((_ sign_extend 16) c_~var_1_24~0)))) (let ((.cse0 (bvsgt .cse1 c_~last_1_var_1_13~0))) (or (and (not .cse0) (= ((_ extract 15 0) c_~last_1_var_1_13~0) c_~var_1_23~0)) (and .cse0 (= ((_ extract 15 0) .cse1) c_~var_1_23~0))))) (let ((.cse14 (fp.add c_currentRoundingMode c_~var_1_17~0 c_~var_1_18~0))) (let ((.cse11 (fp.add c_currentRoundingMode .cse14 c_~var_1_20~0)) (.cse13 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))) (.cse7 (fp.lt c_~var_1_19~0 c_~var_1_20~0))) (let ((.cse12 (not .cse7)) (.cse4 (fp.lt .cse11 .cse13)) (.cse8 (fp.add c_currentRoundingMode .cse14 c_~var_1_19~0))) (let ((.cse9 (fp.lt .cse8 .cse13)) (.cse5 (not .cse4)) (.cse6 (and (= .cse11 c_~var_1_16~0) .cse12)) (.cse2 (and (= c_~var_1_16~0 (fp.neg .cse11)) .cse12))) (or (and (let ((.cse3 (and .cse7 (= c_~var_1_16~0 .cse8)))) (or (and (or .cse2 .cse3) .cse4) (and .cse5 (or .cse3 .cse6)))) (not .cse9)) (and .cse9 (let ((.cse10 (and (= c_~var_1_16~0 (fp.neg .cse8)) .cse7))) (or (and .cse5 (or .cse10 .cse6)) (and (or .cse2 .cse10) .cse4))))))))) (= c_~var_1_12~0 (_ bv32 16)) (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_9~0) (fp.leq c_~var_1_18~0 .cse15) (or (and (fp.leq c_~var_1_19~0 .cse16) (fp.geq c_~var_1_19~0 .cse17)) (and (fp.geq c_~var_1_19~0 .cse18) (fp.leq c_~var_1_19~0 .cse19))) (= (_ bv200 16) c_~var_1_6~0) (fp.geq (fp.sub c_currentRoundingMode c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4000000000001.0 4.0))) c_~last_1_var_1_14~0) (let ((.cse20 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse20))) (fp.leq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse16))) (and (fp.leq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse20)) (fp.geq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse18))))) (or (and (fp.leq c_~var_1_17~0 .cse15) (fp.geq c_~var_1_17~0 .cse18)) (and (fp.leq c_~var_1_17~0 .cse16) (fp.geq c_~var_1_17~0 (fp.neg .cse15)))) (let ((.cse21 (= c_~var_1_5~0 (_ bv0 8)))) (or (and .cse21 (= c_~var_1_1~0 (_ bv0 8))) (and (not .cse21) (= (_ bv1 8) c_~var_1_1~0)))) (= c_~var_1_11~0 |c_ULTIMATE.start_step_~stepLocal_3~0#1|) (or (and (fp.leq c_~var_1_20~0 .cse16) (fp.geq c_~var_1_20~0 .cse17)) (and (fp.geq c_~var_1_20~0 .cse18) (fp.leq c_~var_1_20~0 .cse19))) (= c_~var_1_21~0 (_ bv0 8)) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 4.0)) c_~last_1_var_1_14~0) (= (_ bv0 8) c_~last_1_var_1_21~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 16:37:21,226 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse19 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse18 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse15 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse16 (fp.neg .cse18)) (.cse17 (fp.neg .cse19))) (and (bvsge ((_ zero_extend 24) c_~var_1_3~0) (_ bv1 32)) (= c_~var_1_15~0 c_~var_1_14~0) (let ((.cse1 (bvadd (bvneg ((_ sign_extend 16) c_~var_1_25~0)) ((_ sign_extend 16) c_~var_1_24~0)))) (let ((.cse0 (bvsgt .cse1 c_~last_1_var_1_13~0))) (or (and (not .cse0) (= ((_ extract 15 0) c_~last_1_var_1_13~0) c_~var_1_23~0)) (and .cse0 (= ((_ extract 15 0) .cse1) c_~var_1_23~0))))) (let ((.cse14 (fp.add c_currentRoundingMode c_~var_1_17~0 c_~var_1_18~0))) (let ((.cse11 (fp.add c_currentRoundingMode .cse14 c_~var_1_20~0)) (.cse13 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))) (.cse7 (fp.lt c_~var_1_19~0 c_~var_1_20~0))) (let ((.cse12 (not .cse7)) (.cse4 (fp.lt .cse11 .cse13)) (.cse8 (fp.add c_currentRoundingMode .cse14 c_~var_1_19~0))) (let ((.cse9 (fp.lt .cse8 .cse13)) (.cse5 (not .cse4)) (.cse6 (and (= .cse11 c_~var_1_16~0) .cse12)) (.cse2 (and (= c_~var_1_16~0 (fp.neg .cse11)) .cse12))) (or (and (let ((.cse3 (and .cse7 (= c_~var_1_16~0 .cse8)))) (or (and (or .cse2 .cse3) .cse4) (and .cse5 (or .cse3 .cse6)))) (not .cse9)) (and .cse9 (let ((.cse10 (and (= c_~var_1_16~0 (fp.neg .cse8)) .cse7))) (or (and .cse5 (or .cse10 .cse6)) (and (or .cse2 .cse10) .cse4))))))))) (= c_~var_1_12~0 (_ bv32 16)) (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_9~0) (fp.leq c_~var_1_18~0 .cse15) (or (and (fp.leq c_~var_1_19~0 .cse16) (fp.geq c_~var_1_19~0 .cse17)) (and (fp.geq c_~var_1_19~0 .cse18) (fp.leq c_~var_1_19~0 .cse19))) (= (_ bv200 16) c_~var_1_6~0) (fp.geq (fp.sub c_currentRoundingMode c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4000000000001.0 4.0))) c_~last_1_var_1_14~0) (let ((.cse20 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse20))) (fp.leq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse16))) (and (fp.leq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse20)) (fp.geq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse18))))) (or (and (fp.leq c_~var_1_17~0 .cse15) (fp.geq c_~var_1_17~0 .cse18)) (and (fp.leq c_~var_1_17~0 .cse16) (fp.geq c_~var_1_17~0 (fp.neg .cse15)))) (let ((.cse21 (= c_~var_1_5~0 (_ bv0 8)))) (or (and .cse21 (= c_~var_1_1~0 (_ bv0 8))) (and (not .cse21) (= (_ bv1 8) c_~var_1_1~0)))) (= c_~var_1_11~0 |c_ULTIMATE.start_step_~stepLocal_3~0#1|) (or (and (fp.leq c_~var_1_20~0 .cse16) (fp.geq c_~var_1_20~0 .cse17)) (and (fp.geq c_~var_1_20~0 .cse18) (fp.leq c_~var_1_20~0 .cse19))) (= c_~var_1_21~0 (_ bv0 8)) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 4.0)) c_~last_1_var_1_14~0) (= (_ bv0 8) c_~last_1_var_1_21~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 16:40:51,867 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse19 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse18 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse15 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse16 (fp.neg .cse18)) (.cse17 (fp.neg .cse19))) (and (bvsge ((_ zero_extend 24) c_~var_1_3~0) (_ bv1 32)) (= c_~var_1_15~0 c_~var_1_14~0) (let ((.cse1 (bvadd (bvneg ((_ sign_extend 16) c_~var_1_25~0)) ((_ sign_extend 16) c_~var_1_24~0)))) (let ((.cse0 (bvsgt .cse1 c_~last_1_var_1_13~0))) (or (and (not .cse0) (= ((_ extract 15 0) c_~last_1_var_1_13~0) c_~var_1_23~0)) (and .cse0 (= ((_ extract 15 0) .cse1) c_~var_1_23~0))))) (let ((.cse14 (fp.add c_currentRoundingMode c_~var_1_17~0 c_~var_1_18~0))) (let ((.cse11 (fp.add c_currentRoundingMode .cse14 c_~var_1_20~0)) (.cse13 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))) (.cse7 (fp.lt c_~var_1_19~0 c_~var_1_20~0))) (let ((.cse12 (not .cse7)) (.cse4 (fp.lt .cse11 .cse13)) (.cse8 (fp.add c_currentRoundingMode .cse14 c_~var_1_19~0))) (let ((.cse9 (fp.lt .cse8 .cse13)) (.cse5 (not .cse4)) (.cse6 (and (= .cse11 c_~var_1_16~0) .cse12)) (.cse2 (and (= c_~var_1_16~0 (fp.neg .cse11)) .cse12))) (or (and (let ((.cse3 (and .cse7 (= c_~var_1_16~0 .cse8)))) (or (and (or .cse2 .cse3) .cse4) (and .cse5 (or .cse3 .cse6)))) (not .cse9)) (and .cse9 (let ((.cse10 (and (= c_~var_1_16~0 (fp.neg .cse8)) .cse7))) (or (and .cse5 (or .cse10 .cse6)) (and (or .cse2 .cse10) .cse4))))))))) (= c_~var_1_12~0 (_ bv32 16)) (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_9~0) (fp.leq c_~var_1_18~0 .cse15) (not (= (_ bv200 32) ((_ zero_extend 16) c_~var_1_11~0))) (or (and (fp.leq c_~var_1_19~0 .cse16) (fp.geq c_~var_1_19~0 .cse17)) (and (fp.geq c_~var_1_19~0 .cse18) (fp.leq c_~var_1_19~0 .cse19))) (= (_ bv200 16) c_~var_1_6~0) (fp.geq (fp.sub c_currentRoundingMode c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4000000000001.0 4.0))) c_~last_1_var_1_14~0) (let ((.cse20 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse20))) (fp.leq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse16))) (and (fp.leq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse20)) (fp.geq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse18))))) (or (and (fp.leq c_~var_1_17~0 .cse15) (fp.geq c_~var_1_17~0 .cse18)) (and (fp.leq c_~var_1_17~0 .cse16) (fp.geq c_~var_1_17~0 (fp.neg .cse15)))) (let ((.cse21 (= c_~var_1_5~0 (_ bv0 8)))) (or (and .cse21 (= c_~var_1_1~0 (_ bv0 8))) (and (not .cse21) (= (_ bv1 8) c_~var_1_1~0)))) (or (and (fp.leq c_~var_1_20~0 .cse16) (fp.geq c_~var_1_20~0 .cse17)) (and (fp.geq c_~var_1_20~0 .cse18) (fp.leq c_~var_1_20~0 .cse19))) (= c_~var_1_21~0 (_ bv0 8)) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 4.0)) c_~last_1_var_1_14~0) (= (_ bv0 8) c_~last_1_var_1_21~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 16:40:53,899 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse19 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse18 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse15 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse16 (fp.neg .cse18)) (.cse17 (fp.neg .cse19))) (and (bvsge ((_ zero_extend 24) c_~var_1_3~0) (_ bv1 32)) (= c_~var_1_15~0 c_~var_1_14~0) (let ((.cse1 (bvadd (bvneg ((_ sign_extend 16) c_~var_1_25~0)) ((_ sign_extend 16) c_~var_1_24~0)))) (let ((.cse0 (bvsgt .cse1 c_~last_1_var_1_13~0))) (or (and (not .cse0) (= ((_ extract 15 0) c_~last_1_var_1_13~0) c_~var_1_23~0)) (and .cse0 (= ((_ extract 15 0) .cse1) c_~var_1_23~0))))) (let ((.cse14 (fp.add c_currentRoundingMode c_~var_1_17~0 c_~var_1_18~0))) (let ((.cse11 (fp.add c_currentRoundingMode .cse14 c_~var_1_20~0)) (.cse13 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))) (.cse7 (fp.lt c_~var_1_19~0 c_~var_1_20~0))) (let ((.cse12 (not .cse7)) (.cse4 (fp.lt .cse11 .cse13)) (.cse8 (fp.add c_currentRoundingMode .cse14 c_~var_1_19~0))) (let ((.cse9 (fp.lt .cse8 .cse13)) (.cse5 (not .cse4)) (.cse6 (and (= .cse11 c_~var_1_16~0) .cse12)) (.cse2 (and (= c_~var_1_16~0 (fp.neg .cse11)) .cse12))) (or (and (let ((.cse3 (and .cse7 (= c_~var_1_16~0 .cse8)))) (or (and (or .cse2 .cse3) .cse4) (and .cse5 (or .cse3 .cse6)))) (not .cse9)) (and .cse9 (let ((.cse10 (and (= c_~var_1_16~0 (fp.neg .cse8)) .cse7))) (or (and .cse5 (or .cse10 .cse6)) (and (or .cse2 .cse10) .cse4))))))))) (= c_~var_1_12~0 (_ bv32 16)) (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_9~0) (fp.leq c_~var_1_18~0 .cse15) (not (= (_ bv200 32) ((_ zero_extend 16) c_~var_1_11~0))) (or (and (fp.leq c_~var_1_19~0 .cse16) (fp.geq c_~var_1_19~0 .cse17)) (and (fp.geq c_~var_1_19~0 .cse18) (fp.leq c_~var_1_19~0 .cse19))) (= (_ bv200 16) c_~var_1_6~0) (fp.geq (fp.sub c_currentRoundingMode c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4000000000001.0 4.0))) c_~last_1_var_1_14~0) (let ((.cse20 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse20))) (fp.leq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse16))) (and (fp.leq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse20)) (fp.geq c_~var_1_15~0 ((_ to_fp 11 53) c_currentRoundingMode .cse18))))) (or (and (fp.leq c_~var_1_17~0 .cse15) (fp.geq c_~var_1_17~0 .cse18)) (and (fp.leq c_~var_1_17~0 .cse16) (fp.geq c_~var_1_17~0 (fp.neg .cse15)))) (let ((.cse21 (= c_~var_1_5~0 (_ bv0 8)))) (or (and .cse21 (= c_~var_1_1~0 (_ bv0 8))) (and (not .cse21) (= (_ bv1 8) c_~var_1_1~0)))) (or (and (fp.leq c_~var_1_20~0 .cse16) (fp.geq c_~var_1_20~0 .cse17)) (and (fp.geq c_~var_1_20~0 .cse18) (fp.leq c_~var_1_20~0 .cse19))) (= c_~var_1_21~0 (_ bv0 8)) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 4.0)) c_~last_1_var_1_14~0) (= (_ bv0 8) c_~last_1_var_1_21~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true